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United States, North Dakota, Mountrail, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. Virginiana 69 percent (24 Char.) 31 percent 9 miles NW of New Town, North Dakota, Mountrail County along N side of Garrison Res. E aspect on rolling grassy hills. 1950 feet. Prairie grass, cottonwood, J. communis, shrubs, blackberry, J. horizontalis., 595m

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United States, North Dakota, Billings, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 66 percent (16 Char.) 34 percent South Unit T. Roosevelt Nat'l. Mem. Park, Billings County. 7.6 miles S from Park Hq. Bldg. along main park rd. to parking area. North aspect east of road. 2425 feet. Sage, juniper, ash, J. communis, J. horizontalis., 735m

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United States, North Dakota, Bowman, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 60 percent (16 Char.) 40 percent 2 miles east of Marmarth, North Dakota on highway 12 and 1 mile west of Bowman-Valley County line. Right .5 mile, off road under power line to ridge W/NE aspect. Bluff along Little Missouri River. 3050 feet. Sage, J. horizontalis, J. communis., 930m

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United States, South Dakota, Jackson, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 54 percent (16 Char.) 46 percent Around Vampire Peak area off highway 16a. 1-2 miles from Badlands Nat'l. Mon. Park Hq. Bldg. Out od Cedar Pass. 2550 feet., 775m

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United States, South Dakota, Union, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 39 percent (16 Char.) 61 percent South Dakota side of Missouri River off Interstate 29 at Elk Point exit. Sandy area .5 mile west side of Inter- state 29. 1200 feet. Prairie grass, Amer. elm., 365m

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United States, South Dakota, Meade, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 58 percent (24 Char.) 42 percent Jct. Cheyenne River and highway 73 on south bluff of River (NE aspect), south of highway. Near jct. Meade, Ziebach, Haakon and Pennington Counties. 2300 feet. Sage, prairie grass, juniper., 700m

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United States, South Dakota, Washabaugh, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 54 percent (24 Char.) 46 percent North facing canyon south of White River. Right side of road leading from Interior to Potato Creek just after crossing White River. 2550 feet. Green ash, yucca, prairie grass, cottonwood., 775m

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United States, South Dakota, Perkins, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 63 percent (24 Char.) 37 percent East aspect on SE side of Shade Hill Res, .4 mile from swimming area. About 12 miles from Lemmon on #73. Prairie grass, juniper., 775m

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United States, Ohio, Ashland, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 37 percent (24 Char.) 63 percent 1 mile west of jct. highways 224 and 250 in Ashland County. About 2 miles west of Ruggles. 1/2 mile south of #224. West aspect SW of lake. 1100 feet. Sugar maple, ash, elm, wild crab apple., 335m

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United States, Wyoming, Big Horn, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 70 percent (24 Char.) 30 percent 20 miles from Lovell. Big Horn County on west slope of Big Horn Mtns. (highway 14). West aspect in stream bed where stream and highway meet. Near Rainbow Canyon Trail. 5090 feet. Cottonwood, sage., 1552m

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United States, Wyoming, Platte, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 49 percent (24 Char.) 51 percent South from Guernsey on highway 26, across Platte River to "Guernsey State Park" sign. Turn right .9 mile, then left .5 mile to rolling hills under power line. 4525 feet Yucca, prairie grass, pine., 1377m

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United States, Missouri, Benton, Hybrids. Herbarium of the University of Nebraska. Rocky Mtn. For. & Rn. Exp. Sta. Study 1501.20 Juniperus scorulorum X J. virginia 28 percent (16 Char.) 72 percent East on highway 65 out of Warsaw, Missouri, to Phillips 66 Station; then 1 mile north to farm. S.E. aspect. Limestone bedrock 222 m. Oak, osage orange, snowberry, honeylocust, cottonwood, elm. Missouri, site 2., 222m

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United States, Missouri, Saint Charles, Hybrids. Herbarium of the University of Nebraska. Rocky Mtn. For. & Rn. Exp. Sta. Study 1501.20 Juniperus scorulorum X J. virginia 41 percent (16 Char.) 59 percent August A. Busch Wildlife Refuge, east of Weldon Springs, Missouri 2 miles N of office in vicinity of Lake #27. Oak, sumac, honeylocust, snowberry, blackberries.

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United States, Illinois, Pope, Hybrids. Herbarium of the University of Nebraska. Juniperus scopulorum X J. virginia 38 percent (24 Char.) 62 percent Lake Glendale, Pope County, Ill. NE1/4SE1/4, Sec. 4, T13S, R5E (Webster Twp.). Gentle facing slope 420'., 130m

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United States, Iowa, Union, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For & Rn. Exp. Sta. Study NO. 1501.20 Juniperus scopulorum X J. virginiana 28 percent (16 Char.) 72 percent 2.5 mi. S of Afton, Iowa, Union County. N side of highway 169 on N aspect in pasture. 1400'. Pasture Grasses., 425m

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United States, Kansas, Trego, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For & Rn. Exp. Sta. Study NO. 1501.20 Juniperus scopulorum X J. virginiana 39 percent (24 Char.) 61 percent Canyon bluffs on S side of Cedar Bluffs Reservoir. S of Wakeeney, Kansas, Trego County. Limestone. NW aspect. 2250'. Hackberry, sumac, yucca, prairie grass., 685m

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United States, Nebraska, Custer, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For & Rn. Exp. Sta. Study NO. 1501.20 Juniperus scopulorum X J. virginiana 38 percent (16 Char.) 62 percent South bank of Niobrara River along E side of highway 7, S of Springview, Nebraska, Custer County. N aspect on hillside. 2300 '. Bur oak, brush grass, green ash, sumac., 700m

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United States, Nebraska, Custer, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For & Rn. Exp. Sta. Study NO. 1501.20 Juniperus scopulorum X J. virginiana 47 percent (16 Char.) 53 percent In Chesbra Canyon, 2 miles W 3 miles S and .6 of a mile W of Taylor, Nebraska in NW Custer County (on Exley Farm). 2700'., 825m

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United States, Nebraska, Kearney, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For & Rn. Exp. Sta. Study NO. 1501.20 Juniperus scopulorum X J. virginiana 43 percent (16 Char.) 57 percent S Platte River at jct. of interstate 80 and highways 44 and 10 outside Kearney, Nebraska in Kearney County. S of filling station 0n 44 and 10. 2100'. Cottonwood, green ash, grass., 640m

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United States, Nebraska, Dodge, Hybrids. Herbarium of the University of Nebraska Rocky Mt. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 39 percent (16 Char.) 61 percent 3 mile N of Cedar Bluffs, Nebraska, Dodge County, at Boy Scout Camp Ceadrs. NW aspect atop Bluff overlooking Platte River. 1325'. Juniper-oak complex., 404m

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United States, Montana, Cascade, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 73 percent (16 Char.) 27 percent Mountainside (SW aspect) on east side of highway 89 - 6 miles NW Neihart and 6 miles SE of Monarch, Montana. Across road from Bell Creek USFS Ranger Sta. and Rotary Camp. 5400 feet. Ponderosa pine, aspen, Douglas-fir, J. Communis, white-fir., 1645m

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United States, Montana, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 57 percent (24 Char.) 33 percent South of Crazy Peaks in E aspect of canyon on W bluff of Yellowstone River. Along highway 10 about 15-17 miles W of Big Timber S of Springdale. On Park-grass County line. 4425 feet. Sage, pine., 1350m

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United States, Montana, Lewis and Clark, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. Virginiana 73 percent (16 Char.) 27 percent Along west side of Interstate 15 between Great Falls and Helena, Montana in Lewis and Clark County. 17 miles from Helena and across from Gates of Mtns. exit sign. East aspect. 4000 feet. Ponderosa pine, sage., 1220m

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United States, Connecticut, New Haven, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. Virginiana 47 percent (16 Char.) 53 percent Near Bethany, Connecticut, New Haven County. Level, slight east slope, sandy loam granitic outcroppings. Soil medium texture, 635 feet., 194m

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United States, Tennessee, Anderson, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. Virginiana 30 percent (16 Char.) 70 percent Anderson County, varying aspects on rolling land. 900 feet. Oaks, shortleaf pine, hickory, dogwood, redbud, maple., 275m

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United States, North Dakota, Mountrail, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. Virginiana 66 percent (24 Char.) 34 percent 9 miles NW of New Town, North Dakota, Mountrail County along N side of Garrison Res. E aspect on rolling grassy hills. 1950 feet. Prairie grass, cottonwood, J. communis, shrubs, blackberry, J. horizontalis., 595m

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United States, North Dakota, Billings, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 61 percent (24 Char.) 39 percent South Unit T. Roosevelt Nat'l. Mem. Park, Billings County. 7.6 miles S from Park Hq. Bldg. along main park rd. to parking area. North aspect east of road. 2425 feet. Sage, juniper, ash, J. communis, J. horizontalis., 735m

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United States, North Dakota, Bowman, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 66 percent (24 Char.) 34 percent 2 miles east of Marmarth, North Dakota on highway 12 and 1 mile west of Bowman-Valley County line. Right .5 mile, off road under power line to ridge W/NE aspect. Bluff along Little Missouri River. 3050 feet. Sage, J. horizontalis, J. communis., 930m

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United States, South Dakota, Mellette, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 44 percent (24 Char.) 56 percent Jct. of highway 83 and White River in Mellette County. North facing canyon on south side ofriver and on SE side of highway. 1950 feet. Green ash, yucca., 595m

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United States, South Dakota, Jackson, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 54 percent (24 Char.) 46 percent Around Vampire Peak area off highway 16a. 1-2 miles from Badlands Nat'l. Mon. Park Hq. Bldg. Out of Cedar Pass. 2550 feet., 775m

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United States, South Dakota, Union, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 39 percent (24 Char.) 64 percent South Dakota side of Missouri River off Interstate 29 at Elk Point exit. Sandy area .5 mile west side of Inter- state 29. 1200 feet. Prairie grass, Amer. elm., 365m

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United States, South Dakota, Meade, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 55 percent (24 Char.) 45 percent Jct. Cheyenne River and highway 73 on south bluff of River (NE aspect), south of highway. Near jct. Meade, Ziebach, Haakon and Pennington Counties. 2300 feet. Sage, prairie grass, juniper., 700m

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United States, South Dakota, Washabaugh, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 54 percent (16 Char.) 46 percent North facing canyon south of White River. Right side of road leading from Interior to Potato Creek just after crossing White River. 2550 feet. Green ash, yucca, prairie grass, cottonwood., 775m

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United States, Ohio, Ashland, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 42 percent (24 Char.) 58 percent 1 mile west of jct. highways 224 and 250 in Ashland County. About 2 miles west of Ruggles. 1/2 mile south of #224. West aspect SW of lake. 1100 feet. Sugar maple, ash, elm, wild crab apple., 335m

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United States, Wyoming, Big Horn, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 76 percent (24 Char.) 24 percent 20 miles from Lovell. Big Horn County on west slope of Big Horn Mtns. (highway 14). West aspect in stream bed where stream and highway meet. Near Rainbow Canyon Trail. 5090 feet. Cottonwood, sage., 1552m

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United States, Wyoming, Natrona, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 60 percent (24 Char.) 40 percent 9 miles east of Casper on Interstate 25 to "Hat-6 Ranch" road; west 2 miles to ranch and up canyon to pltd. Sib. elm trees and apple orchard. 5625 feet. Sage, mahonia, pine, yucca, boxelder., 1712m

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United States, Colorado, Jefferson, Golden Gate Canyon, foothills west of Golden, Colo, 66 percent (24 Char.) 34 percent, 1890m

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United States, South Dakota, Shannon, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana percent Not evaluated. Jct. of highway 18 and White River west of Oglala in Shannon County. Both sides of road on west side of river in the flood plain. Cottonwood, elm, hackberry, prairie grass, ash, shrubs., 700m

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United States, South Dakota, Pennington, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 60 percent (16 Char.) 40 percent NW facing bluff on S side of Cheyenne River S of Wasta. Near rest area just off Interstate 90 bridge. 2550 feet. Sage, prairie grasses., 775m

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United States, Wyoming, Albany, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 57 percent (24 Char.) 43 percent 4 miles east of Holiday Inn Motel, Laramie to Interstate 80; NE 1 mile on county or private road to Broken Bridle Ranch, past ranch house 1/2 mile south aspect in small E-W canyon. 7800 feet. Cactus, Kinikinik., 2380m

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United States, Wyoming, Park, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 71 percent (24 Char.) 29 percent Elk Basin, 3 mile from Silver Tip Station coming from Belfry, Montana. Vicinity of oil tank #19. 5000 feet. Pine, spreading to depressed junipers (J.horizontalis X J. scopulorum)., 1525m

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United States, Wyoming, Platte, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 64 percent (16 Char.) 36 percent South from Guernsey on highway 26, across Platte River to "Guernsey State Park" sign. Turn right .9 mile, then left .5 mile to rolling hills under power line. 4525 feet Yucca, prairie grass, pine., 1377m

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United States, Missouri, Saint Charles, Hybrids. Herbarium of the University of Nebraska. Rocky Mtn. For. & Rn. Exp. Sta. Study 1501.20 Juniperus scorulorum X J. virginia 39 percent (24 Char.) 61 percent August A. Busch Wildlife Refuge, east of Weldon Springs, Missouri. 2 miles N of office in vicinity of Lake #27. 150 m. Oak, sumac, honeylocust, snowberry, blackberries., 150m

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United States, Missouri, Benton, Hybrids. Herbarium of the University of Nebraska. Rocky Mtn. For. & Rn. Exp. Sta. Study 1501.20 Juniperus scorulorum X J. virginia 33 percent (24 Char.) 67 percent Missouri, Site 2 East on highway 65 out of Warsaw, Missouri, to the Phillips 66 Station; then 1 mile north to farm. S.W. aspect. Limestone bedrock 222 m. Oak, osage orange, snowberry, honeylocust, cottonwood, elm., 222m

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United States, Illinois, Calhoun, Hybrids. Herbarium of the University of Nebraska. Rocky Mtn. For & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginia 41 percent (16 Char.) 59 percent Kaskasia Experimental Forest, Hardin, Ill, Calhoun County. Level to -35% slope, 450'. Broom sedge, sycamore, sassafrass, ash, hickory, sumac and persimmon., 137m

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United States, Kansas, Decatur, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For & Rn. Exp. Sta. Study NO. 1501.20 Juniperus scopulorum X J. virginiana 41 percent (16 Char.) 59 percent Cedar Bluffs, Kansas, Decatur County, North of town along north facing bluff south of Highway 83, back of farmyard. Limestone. W bluff of Beaver Creek. 2600 feet. Yucca, Prairie grasses., 790m

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United States, Nebraska, Custer, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For & Rn. Exp. Sta. Study NO. 1501.20 Juniperus scopulorum X J. virginiana 44 percent (16 Char.) 56 percent In Chesbra Canyon, 2 miles W 3 miles S and .6 of a mile W of Taylor, Nebraska in NW Custer County (on Exley Farm). 2700'., 825m

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United States, Nebraska, Knox, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For & Rn. Exp. Sta. Study NO. 1501.20 Juniperus scopulorum X J. virginiana 39 percent (16 Char.) 61 percent 4 mile E of Niobrara, Nebraska on highway 12 to TC Ranch along N facing bluff S of the highway overlooking jct. of Niobrara and Missouri Rivers. Knox County. 1296'. Yucca, Oak, cottonwood, wild rose., 352m

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United States, Nebraska, Cherry, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For & Rn. Exp. Sta. Study NO. 1501.20 Juniperus scopulorum X J. virginiana 31 percent (16 Char.) 69 percent 8.5 mile S of Merriman, Nebraska. Cherry County on highway 61. Bottomland along S bank of Niobrara River. E of road bridge. 2975'. Cottonwood, plum., 907m

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United States, Montana, Gallatin, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 76 percent (16 Char.) 24 percent 4 miles out of Three Forks, Montana. Gallatin County on Portland Cement Company lands at trident. SW aspect on limestone outcroppings. Near little red dynamite shack. 4150 feet. Ponderosa pine (few)., 1265m

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United States, Kansas, Riley, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 33 percent (24 Char.) 67 percent Limestone hillside north of Manhattan, Kansas, W side of Highway 13 on way to Tuttle Creek Res. S aspect 1160 feet. Snowberry, honeylocust, sumac, Amer. elm, prairie grasses., 345m

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United States, Kansas, Jewell, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 47 percent (16 Char.) 55 percent Lovewell Res. S of Superior, Nebraska. Upper draw on bluff S of Res. 1775 feet. Bur oak, red stem dogwood, sumac, bluestem., 545m

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United States, Montana, Valley, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. Virginiana 76 percent (16 Char.) 24 percent Pines Rec. Area, west side of Fort Peck Res, Valley County, south aspect to Res. 2425 feet. Ponderosa pine, J. horiz.x J. scop, sage, J. horizontalis., 740m

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United States, Virginia, Montgomery, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. Virginiana 41 percent (16 Char.) 59 percent Vicinity of Blacksburg, Virginiana (about 5 miles west) 2100 feet., 640m

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United States, North Carolina, Chatham, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. Virginiana 45 percent (16 Char.) 55 percent Baldwin Township of Chatham County, North Carolina. About 12 miles SE of Chapel Hill. 400 feet. Loblolly pine (Pinus taeda)., 120m

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United States, North Dakota, Grant, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. Virginiana 68 percent (24 Char.) 32 percent Jct. North Fork of Cannonball River and highway 31, N aspect along top of bluff, 1/2 to 1 mile west of D. Voight Ranch. 1975 feet. Elm-ash-juniper complex., 600m

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United States, North Dakota, Dunn, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana percent Not evaluated. 8 miles north and west of Killdeer, N. Dokota on highway 22, then 5 miles west to Dale Bank farm (2 miles N aspect of Killdeer Mtns.) North aspect leading out of Killdeer Mtns. 2550 feet. J. horizontalis, aspen., 685m

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United States, North Dakota, McKenzie, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 61 percent (24 Char.) 39 percent North Unit T. Roosevelt Nat'l Mem. Park, Mackenzie County, North Dakota 14 miles S of Watford City on highway 85 along top of ridge leading down into river bottom (Little Mo. River), west aspect 2450 feet. J. communis, J. horizontalis, yucca, sage, buckbrush, prairie grass., 745m

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United States, South Dakota, Haakon, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 48 percent (24 Char.) 52 percent Jct. highway 63 and Cheyenne River. 1 mile west up pasture trail from ranch house. South of county ridge road to Kirley. (in first canyon south of Cheyenne River Canyon). 1825 feet. Prairie grass, juniper., 557m

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United States, South Dakota, Brule, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 41 percent (24 Char.) 59 percent 3 mile south of Chamberlain, on highway 16 from jct. # 16 & 47; west 2 miles on gravel from truck arena to Missouri River. West aspect below crest of bluff, overlooking Missouri River. 1750 feet. Plum, ash, juniper, shrubs, prairie grass., 535m

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United States, Montana, Cascade, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. Virginiana 69 percent (16 Char.) 31 percent West side of Lake Helena along highway 279, 1.5 miles from Lakeside Marina Bar. South facing canyon 5 miles west of York. Cascade County. Lewis and Clark County. 3500 feet. Ponderosa pine, white fir, sage., 1065m

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United States, Montana, Valley, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. Virginiana 68 percent (24 Char.) 32 percent Pines Rec. Area, west side of Fort Peck Res, Valley County, south aspect to Res. 2425 feet. Ponderosa pine, J. horiz.x J. scop, sage, J. horizontalis., 740m

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United States, Colorado, Elbert, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. Virginiana 68 percent (16 Char.) 32 percent 8 miles NW limon, Colorado. On buttes, mesas and canyons near Communications Station. NW aspect of EW canyon. 5875 feet. Yucca, ponderosa pine., 1780m

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United States, North Dakota, Dunn, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 67 percent (24 Char.) 33 percent 8 miles north and west of Killdeer, N. Dokota on highway 22, then 5 miles west to Dale Bank farm (2 miles N aspect of Killdeer Mtns.) North aspect leading out of Killdeer Mtns. 2550 feet. J. horizontalis, aspen., 685m

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United States, North Dakota, McKenzie, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 58 percent (24 Char.) 42 percent North Unit T. Roosevelt Nat'l Mem. Park, Mackenzie County, North Dakota 14 miles S of Watford City on highway 85 along top of ridge leading down into river bottom (Little Mo. River), west aspect 2450 feet. J. communis, J. horizontalis, yucca, sage, buckbrush, prairie grass., 745m

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United States, South Dakota, Brule, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 51 percent (16 Char.) 49 percent 3 mile south of Chamberlain, on highway 16 from jct. # 16 & 47; west 2 miles on gravel from truck arena to Missouri River. West aspect below crest of bluff, overlooking Missouri River. 1750 feet. Plum, ash, juniper, shrubs, prairie grass., 535m

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United States, South Dakota, Jackson, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 57 percent (24 Char.) 43 percent Around Vampire Peak area off highway 16a. 1-2 miles from Badlands Nat'l. Mon. Park Hq. Bldg. Out of Cedar Pass. 2550 feet., 775m

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United States, South Dakota, Shannon, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 60 percent (16 Char.) 40 percent Jct. of highway 18 and White River west of Oglala in Shannon County. Both sides of road on west side of river in the flood plain. Cottonwood, elm, hackberry, prairie grass, ash, shrubs.

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United States, South Dakota, Pennington, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 70 percent (24 Char.) 30 percent NW facing bluff on S side of Cheyenne River S of Wasta. Near rest area just off Interstate 90 bridge. 2550 feet. Sage, prairie grasses., 775m

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United States, Montana, Custer, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 70 percent (16 Char.) 30 percent Due N of airport about 1 mile N of highway 22 on first dirt road turning right of #22. E aspect on W bluff of Yellowstone River, W of miles City, Montana. 2550 feet. Yucca, grass, buckthorn., 775m

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United States, Virginia, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana percent not evaluated Vicinity of Blacksburg, Virginia (about 5 miles W), Montgomery County. 2100 feet., 640m

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United States, Wyoming, Albany, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 54 percent (24 Char.) 46 percent 4 miles east of Holiday Inn Motel, Laramie to Interstate 80; NE 1 mile on county or private road to Broken Bridle Ranch, past ranch house 1/2 mile south aspect in small E-W canyon. 7800 feet. Cactus, Kinikinik., 2380m

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United States, Wyoming, Big Horn, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 72 percent (24 Char.) 28 percent West slope of Big Horn Mtns. east of Lovell. Uphill side of highway 14, 1 mile beyond entrance to Big Horn Nat'l. Forest. 7300 feet. Pine, fir, sage., 2225m

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United States, Wyoming, Fremont, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 64 percent (16 Char.) 36 percent Flood plain along Popo Agie River near the "sinks" 4 miles SW of Lander. Across from parking area. North side of road. 6325 feet. Pine, sage, fir, cottonwood, aspen., 1927m

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United States, Wyoming, Platte, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 55 percent (24 Char.) 45 percent South from Guernsey on highway 26, across Platte River to "Guernsey State Park" sign. Turn right .9 mile, then left .5 mile to rolling hills under power line. 4525 feet Yucca, prairie grass, pine., 1377m

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United States, Missouri, Saint Charles, Hybrids. Herbarium of the University of Nebraska. Rocky Mtn. For. & Rn. Exp. Sta. Study 1501.20 Juniperus scorulorum X J. virginia 39 percent (24 Char.) 61 percent August A. Busch Wildlife Refuge, east of Weldon Springs, Missouri. 2 miles N of office in vicinity of Lake #27. 150 m. Oak, sumac, honeylocust, snowberry, blackberries., 150m

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United States, Missouri, Jefferson, Hybrids. Herbarium of the University of Nebraska. Rocky Mtn. For. & Rn. Exp. Sta. Study 1501.20 Juniperus scorulorum X J. virginia 33 percent (24 Char.) 67 percent East aspect along stream 3 mile S of Buckner, Missouri on Highway 33, then 1/4 mile W Jefferson County (near Oak Hill arsenal). Hilly, limestone outcroppings. 230 m. Oak, Juniper complex., 230m

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United States, Kansas, Decatur, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For & Rn. Exp. Sta. Study NO. 1501.20 Juniperus scopulorum X J. virginiana 47 percent (24 Char.) 53 percent Cedar Bluffs, Kansas, Decatur County, North of town along north facing bluff south of Highway 83, back of farmyard. Limestone. W bluff of Beaver Creek. 2600 feet. Yucca, Prairie grasses., 790m

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United States, Missouri, Callaway, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For & Rn. Exp. Sta. Study NO. 1501.20 Juniperus scopulorum X J. virginiana 41 percent (16 Char.) 59 percent High limestone bluff overlooking Missouri River, 1 mi E of Cedar City (near Jefferson City, Missouri) on highway 54, Callaway County, NW aspect. 825'. Oak, snowberry, blackberries, honeylocust., 255m

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United States, Nebraska, Thomas, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For & Rn. Exp. Sta. Study NO. 1501.20 Juniperus scopulorum X J. virginiana 36 percent (24 Char.) 64 percent 2 miles W from bridge on highway 83, on dirt road along south bank of Dismal River, N aspect, Thomas County. 3050 feet., 1065m

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United States, Nebraska, Knox, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For & Rn. Exp. Sta. Study NO. 1501.20 Juniperus scopulorum X J. virginiana 31 percent (16 Char.) 69 percent 4 mile E of Niobrara, Nebraska on highway 12 to TC Ranch along N facing bluff S of the highway overlooking jct. of Niobrara and Missouri Rivers. Knox County. 1296'. Yucca, Oak, cottonwood, wild rose., 395m

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United States, Nebraska, Sioux, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For & Rn. Exp. Sta. Study NO. 1501.20 Juniperus scopulorum X J. virginiana 66 percent (16 Char.) 34 percent 3 mile W of Fort Robinson, Nebraska, Sioux County along N side of Highway 20 near roadside area Smiley Canyon. Sandstone outcroppings and sandy. 4250'. Yucca, ponderosa pine., 1295m

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United States, Nebraska, Cherry, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For & Rn. Exp. Sta. Study NO. 1501.20 Juniperus scopulorum X J. virginiana 51 percent (16 Char.) 49 percent 8.5 mile S of Merriman, Nebraska. Cherry County on highway 61. Bottomland along S bank of Niobrara River. E of road bridge. 2975'. Cottonwood, plum., 907m

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United States, Nebraska, Garden, Hybrids. Herbarium of the University of Nebraska Rocky Mt. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 51 percent (24 Char.) 49 percent E. of Lewellen, Nebraska cemetery along Ash Hollow bluff S of highway 26 in Garden County. Corner of Platte River and #26. 3375'. Yucca, prairie grass, juniper., 1029m

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United States, Montana, Gallatin, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 58 percent (24 Char.) 42 percent 4 miles out of Three Forks, Montana. Gallatin County on Portland Cement Company lands at trident. SW aspect on limestone outcroppings. Near little red dynamite shack. 4150 feet. Ponderosa pine (few)., 1265m

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United States, Montana, Fergus, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 68 percent (16 Char.) 32 percent Bottom of S bluff on Missouri River at jct. of river and highway 191 between Malta and Lewiston, Fergus County, S of road to Game refuge. 2425 feet. Ponderosa pine, sage, cottonwoods along river bank., 737m

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United States, Kansas, Riley, Hybrids. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 41 percent (16 Char.) 59 percent Limestone hillside north of Manhattan, Kansas, W side of Highway 13 on way to Tuttle Creek Res. S aspect 1160 feet. Snowberry, honeylocust, sumac, Amer. elm, prairie grasses., 345m

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United States, Montana, Valley, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. Virginiana 75 percent (24 Char.) 25 percent Pines Rec. Area, west side of Fort Peck Res, Valley County, south aspect to Res. 2425 feet. Ponderosa pine, J. horiz.x J. scop, sage, J. horizontalis., 740m

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United States, Virginia, Montgomery, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. Virginiana percent Not evaluated percent Vicinity of Blacksburg, Virginiana (about 5 miles west) 2100 feet., 640m

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United States, North Carolina, Chatham, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. Virginiana 29 percent (24 Char.) 71 percent Baldwin Township of Chatham County, North Carolina. About 12 miles SE of Chapel Hill. 400 feet. Loblolly pine (Pinus taeda)., 120m

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United States, North Dakota, Mountrail, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. Virginiana 64 percent (16 Char.) 36 percent 9 miles NW of New Town, North Dakota, Mountrail County along N side of Garrison Res. E aspect on rolling grassy hills. 1950 feet. Prairie grass, cottonwood, J. communis, shrubs, blackberry, J. horizontalis., 595m

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United States, North Dakota, Billings, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 70 percent (16 Char.) 30 percent North Unit T. Roosevelt Nat'l Mem. Park, Mackenzie County, North Dakota 14 miles S of Watford City on highway 85 along top of ridge leading down into river bottom (Little Mo. River), west aspect 2450 feet. J. communis, J. horizontalis, yucca, sage, buckbrush, prairie grass., 745m

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United States, South Dakota, Haakon, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 47 percent (16 Char.) 53 percent Jct. highway 63 and Cheyenne River. 1 mile west up pasture trail from ranch house. South of county ridge road to Kirley. (in first canyon south of Cheyenne River Canyon). 1825 feet. Prairie grass, juniper., 557m

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United States, South Dakota, Brule, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 47 percent (16 Char.) 53 percent 3 mile south of Chamberlain, on highway 16 from jct. # 16 & 47; west 2 miles on gravel from truck arena to Missouri River. West aspect below crest of bluff, overlooking Missouri River. 1750 feet. Plum, ash, juniper, shrubs, prairie grass., 535m

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United States, South Dakota, Davison, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 54 percent (16 Char.) 46 percent East edge of Lake Mitchell, Mitchell, between highway 37 and Lake. 900 feet., 275m

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United States, South Dakota, Union, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 47 percent (24 Char.) 53 percent South Dakota side of Missouri River off Interstate 29 at Elk Point exit. Sandy area .5 mile west side of Inter- state 29. 1200 feet. Prairie grass, Amer. elm., 365m

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United States, South Dakota, Shannon, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana percent Not evaluated. Jct. of highway 18 and White River west of Oglala in Shannon County. Both sides of road on west side of river in the flood plain. Cottonwood, elm, hackberry, prairie grass, ash, shrubs.

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United States, South Dakota, Pennington, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 70 percent (24 Char.) 30 percent NW facing bluff on S side of Cheyenne River S of Wasta. Near rest area just off Interstate 90 bridge. 2550 feet. Sage, prairie grasses., 775m

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United States, Wyoming, Albany, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 62 percent (24 Char.) 38 percent 4 miles east of Holiday Inn Motel, Laramie to Interstate 80; NE 1 mile on county or private road to Broken Bridle Ranch, past ranch house 1/2 mile south aspect in small E-W canyon. 7800 feet. Cactus, Kinikinik., 2380m

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United States, Wyoming, Big Horn, Hybrid. Herbarium of the University of Nebraska Rocky Mtn. For. & Rn. Exp. Sta. Study No. 1501.20 Juniperus scopulorum X J. virginiana 72 percent (24 Char.) 28 percent West slope of Big Horn Mtns. east of Lovell. Uphill side of highway 14, 1 mile beyond entrance to Big Horn Nat'l. Forest. 7300 feet. Pine, fir, sage., 1928m