DES

Xanthium strumarium L.

USA, Arizona, Maricopa County, Hassayampa River Preserve (ca 2mi southeast of Wickenburg on Highway 89), 33.9345 -112.693, 610m

FSU

Xanthium strumarium L.

United States, Arizona, Maricopa

GCNP

Xanthium strumarium L.

USA, Arizona, Mohave, GRAND CANYON NATIONAL MONUMENT, TOROWEAP, NORTH OF VULCAN'S THRONE, 1219m

GCNP

Xanthium strumarium L.

USA, Arizona, Coconino, COLORADO RIVER MILE 194L , GRAND CANYON NP, 472m

GCNP

Xanthium strumarium L.

USA, Arizona, Coconino, COLORADO RIVER MILE 220 , GRAND CANYON NP, 421m

GCNP

Xanthium strumarium L.

USA, Arizona, Coconino, BEACH/MARSH AT COLORADO RIVER MILE 183.5L , GRAND CANYON NP

USON:USON

Xanthium strumarium L.

United States, Arizona, Pima Co. Rincon Mountains , saguaro National Monument East. Along west boundary of monument, near intersection of Freeman Road and Golf Links Road., 900m

USON:USON

Xanthium strumarium L.

United States, Arizona, United States, Arizona, Santa Cruz County, Salero Ranch, Unit 5: near Coal Mine Canyon., 31.53455 -110.86374, 1215m

HPC

Xanthium strumarium L.

United States, Arizona, Cochise, Fort Huachuca

ILLS

Xanthium strumarium var. canadense L.

United States, Arizona, Pima, Arivaca Lake, 5 miles east of Arivaca, 1 mile north of Arivaca-Ruby Road.

LSU:Vascular Plants

Xanthium strumarium L.

United States, Arizona, Gila, 19.3 mi S of Superior, 1.1 mi W of Hwy on powerline access road. Gravel wash bottom adjacent to water impoundment.

LSU-NO:Vascular Plants

Xanthium strumarium L.

United States, Arizona, Coconino

LSU-NO:Vascular Plants

Xanthium strumarium L.

United States, Arizona, Coconino

LSU-NO:Vascular Plants

Xanthium strumarium L.

United States, Arizona, Mohave

MO

Xanthium strumarium var. canadense (Mill.) Torr. & A. Gray

United States, Arizona, Maricopa, Along US Hwy 89, ca. 5 mi SE of Wickenburg, at Hassayampa River Preserve, 33.90777 -112.67555, 456m

MO

Xanthium strumarium L.

United States, Arizona, Pima, T13S,R16E. Coronado National Forest along Forest Road 5, Catalina Mts., 32.32638 -110.69944, 900 - 1000m

MO

Xanthium strumarium L.

United States, Arizona, Gila, Tonto National Forest, at Salt River & Hwy 288 intersection at bridge., 33.61972 -110.92111, 715m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, an unmarked tank, 2.1 miles N of U.S.F.S. Road 300 (Rim Road/General George Crook Trail also the Mogollon Rim and Coconino-Gila County/Coconino National Forest-Tonto National Forest Lines), on Dick Hart Ridge, between Barbarshop Canyon and East Bear Canyon, tank on W side of road, not marked on map, 50 airmiles S of Flagstaff. Dane Canyon Quadrangle R11E T12N Sec. 9, 2316m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Ditch Tank, 0.3 miles N of the junction of U.S.F.S. Road 142 and U.S.F.S. Road 142D, along an unmarked U.S.F.S. Road, ca. 8 miles W of Clints Well, ca. 4 miles N of the Mogollon Rim, and 44 miles S of Flagstaff. Calloway Butte Quad. R9E T13N S18., 2073m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Good Enough Tank, 1.1 miles N of the junction of U.S.F.S. Road 142, along U.S.F.S. Road 142D, on Good Enough Ridge, above drainage leading into West Clear Creek, ca. 8 miles W of Clints Well, ca. 4 miles N of the Mogollon Rim, and 44 miles S of Flagstaff. Calloway Butte Quad. R9E T13N S18., 2042m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, New Tank, 1.2 miles E of the junction of General Crook Trail/ Grey Highway/ FH 9, along U.S.F.S. Road 142, just N of Calloway Butte, ca. 12 miles W of Clints Well, ca. 5 miles N of the Mogollon Rim, and 43 miles S of Flagstaff. Calloway Butte Quad. R9E T13N S10., 2024m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Five Mile Lake, ca. 6 miles N of the town of Pine, along AZ-87, just S of road near the Mogollon Rim, in the extream SE part of the National Forest above the town of Strawberry, 48 miles S of Flagstaff. Pine Quad. R8E T12N Sec. 10., 2060m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Pecks Point Tank #1, 3.2 miles E of the junction of U.S.F.S. Road 122, along U.S.F.S. Road 122A, on the Mogollon Plateau, above the Willow Valley branch of West Clear Creek, ca. 4 miles W of Clints Well, ca. 10 miles N of the Mogollon Rim and 40 miles S of Flagstaff. Calloway Butte Quad, R9E T14N S22., 2036m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Rarick Tank, 0.4 miles S of the junction of U.S.F.S. Road 213 (Stoneman Lake Road), along U.S.F.S. Road 229 (to Apache Maid), just W of the road, along Rarick Canyon, ca. 1.5 miles SW of Stoneman Lake and 29.5 miles S of Flagstaff. Stoneman Lake Quad. R8E T16N S18., 1945m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Roadside Tank, 3 miles W of the junction of AZ-209 (Lake Mary Road/FH 3), along U.S.F.S. Road 305, ca. 2 miles SE of Stoneman Lake and 32 miles S of Flagstaff. Happy Jack Quad. R9E T15N S6., 2175m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, VD Tank, 0.4 miles W of the junction of U.S.F.S. Road 644A, along an unmarked U.S.F.S. Road, N of Mullican Canyon, W of Apache Maid Mountain, ca. 3 miles SW of Stoneman Lake and 31.5 miles S of Flagstaff. Apache Maid Quad. R7E T16N S26, 1879m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, S-Jim Tank, ca. 7 miles W of the junction of U.S.F.S. Road 229 along U.S.F.S. Road 644 at Weir No. 1, S of the Stoneman Lake Exit off I-17. Casner Butte Quad. R8E T16N Sec. 31., 1597m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Roadside Tank, 1.7 miles W of the junction of U.S.F.S. Road 620 (Apache Maid Mnt. Lookout Road), along an unmarked U.S.F.S. Road, at the western base of Apache Maid Mountain, in Mullican Canyon, ca. 4 miles SW of Stoneman Lake and 32.5 miles S of Flagstaff. Apache Maid Quad. R7E T16N S36., 1871m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Chilson Mesa Tank, 2.5 miles W of the junction of AZ-209 (Lake Mary Road/FH 3), along U.S.F.S. Road 122, on the Mogollon Platea, on the edge of the Long Valley Experimental Forest, ca. 3.5 miles W of Clints Well, ca. 8 miles N of the Mogollon Rim and 43 miles S of Flagstaff. Long Valley Quad. R9E T14N S35., 2125m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Clover Point (Mud Hole) Tank, 2.3 miles W of the junction of AZ-87, along U.S.F.S. Road 122C, on the Mogollon Platea, ca. 3 miles W of Clints Well, ca. 7 miles N of the Mogollon Rim and 44 miles S of Flagstaff. Long Valley Quad. R9E T13N S2., 2131m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Buck Mountain Tank, 3.8 miles W of AZ-209 (Lake Mary Road/FH 3), via U.S.F.S. Road 81A and U.S.F.S. Road 209, along an unmarked U.S.F.S. Road, W of Buck Mountain, ca. 7 miles SE of Stoneman Lake and 35 miles S of Flagstaff. Happy Jack Quad. R9E T15N S20., 2202m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Horse Park Tank, 16.3 miles SE of I-17 (Kachina Blvd./Mountainaire Exit 333), via U.S.F.S. Road 236C (to Mountainaire), along U.S.F.S. Road 700 (Industrial Railroad Road), in Horse Park, ca. 2 miles NE of Munds Park, 16 miles S of Flagstaff. Mormon Mtn. Quad. R7E T18N Sec. 1., 2085m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, KnipeTank, 6.1 miles S of the junction of I-40 (Winona Exit # 211) along U.S.F.S. Road 82, just E of road and just W of Powerlines. Winona Quad R9E T20N Sec. 12., 1942m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Crater Tank No. 2, 28.1 miles S of the junction of U.S. 66/U.S. 89, along U.S.F.S. Road 231 (Woody Mountain Road), ca. 2 miles W of East Pocket Knob, between Oak Creek Canyon and the Sycamore Wilderness, near the rim. Wilson Mtn. Quad. R6E T19N Sec. 31., 2085m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Iris Tank, 0.6 miles N of the junction of U.S.F.S. Road 506, at the end of an unmarked U.S.F.S. Road, 1.1 miles N of the junction of I-40 (Riordan Exit # 190), and U.S.F.S. Road 518, ca. 2 miles S of A-1 Mountain, ca. 4 miles W of Flagstaff. Flagstaff West Quad. R6E, T21N, S11 & S14., 2234m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Blowout Tank, 1.5 miles W of the junction of I-17 (Willard Spring Exit # 326). along U.S.F.S. Road 253B, W of land fill, between Munds Park and Newman Park, 15 miles S of Falgstaff. Munds Park Quad. R6E T18N S2., 2048m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Lower Lake Mary, 7 miles S of Flagstaff, N side of lake below AZ-209 (Lake Mary Road). Lower Lake Mary Quad. R8E T20N S17., 2069m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Taylor Tank, 2 miles N of the junction of U.S.F.S. Road 793 (Lincoln Canyon Road), along U.S.F.S. Road 525 (Red Canyon Road), ca. 7.5 miles N of U.S. Highway 89A, via U.S.F.S. Road 525, just E of the road. Loy Butte Quad R4E T18N S26., 1439m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Lindberg Tank, 5.6 miles S of where U.S. 89A passes under I-40 (in Flagstaff), along U.S. 89A at Lindbergh Spring Roadside Park, tank just SW of the Parking lot. Mountainaire Quad. R6E T20N S23, 2100m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Kinnikinick Lake; 9.5 miles E of the junction of AZ-209 (Lake Mary Road/FH 3), along U.S.F.S. Road 82 (Kinnikinick Lake Road), via U.S.F.S. Road 125. lake on Anderson Mesa, E of Upper Lake Mary & Mormon Lake, S of Flagstaff. Kinnikinick Lake Quad. R10E T18N S35., 2146m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Yellow Jacket Tank, 4.8 miles E of U.S. 180, via U.S.F.S. Road 514, along an unmarked U.S.F.S. Road, tank along White Horse Canyon, N of the San Francisco Peaks. White Horse Hills Quad. R7E T23N S6., 2377m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Jones Tank, near the junction of U.S.F.S. Road 119 (between Cornville and McGuireville), and U.S.F.S. Road 120, along U.S.F.S. Road 119A, just S of 119A, at the W end of Beaverhead Flat. Lake Montezuma Quad. R5E T15N S18, 1109m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Black Tank, 2.3 miles N of the junction of U.S.F.S. Road 761 (Bill Grey Road). along U.S.F.S. Road 525C (Sycamore Pass Road), ca. 8.5 miles N of U.S. 89A, along U.S.F.S. Road, just E of road. Loy Butte Quad. R4E T18N S29., 1366m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Box Tank, 0.3 miles W of U.S.F.S. Road 525 (Red Canyon Road). 3.6 miles N of U.S. 89A, N of Windmill Mtn. Page Spring Quad. R4E T17N S11., 1311m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Lower Juniper Tank, 0.3 miles off U.S.F.S. Road 525 (Red Canyon Road). 2.3 miles N of U.S. Highway 89A, below Windmill Mtn, near the junction of Sycamore Pass Road & Red Canyon Road, lower of the two tanks. Page Spring Quad. R4E R27N S14., 1286m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Thomas Tank, between U.S.F.S. Road 761 (Bill Grey Road) and U.S.F.S. Road 525C (Sycamore Pass Road), along an unmarked U.S.F.S. Road, 0.4 miles S of U.S.F.S. Road 525C and 0.8 miles N of U.S.F.S. Road 761. Loy Butte Quad. R4E T18N S32., 1341m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Dutch Kid Tank, 5.2 miles N of the junction of U.S. Highway 89A, along U.S.F.S. Road 761 (Bill Gray Road), E side of road. Page Springs Quad. R4E T17N S29., 1219m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Skeleton Bone Tank, 1.6 miles W of the junction of U.S.F.S. Road 761 (Bill Gray Road), along an U.S.F.S. Road 258 (Buckboard Road, 8 miles N of U.S. Highway 89A via U.S.F.S. Road 761. Page Springs Quad. R3E T17N S24., 1323m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Blue Grade Tank, 3.1 miles N of the junction of U.S.F.S. Road 168 (Beaver Creek Ranger Station/Campground Road) and U.S.F.S. Road 645A, Blue Grade Road (to Stoneman Lake), between I-17 and Rarick Canyon. Casner Butte Quad. R6E T15N S3., 1402m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Wickiup Tank # 2, 0.25 miles W of the junction of U.S.F.S. Road 618, along an unmarked U.S.F.S. Road, W of U.S.F.S. Road 618, along Wickiup Canyon. Casner Butte Quad. R6E T14N S20., 1213m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Hilltop Tank, 0.7 miles W of the junction of U.S.F.S. Road 618, along an unmarked U.S.F.S. Road, W of U.S.F.S. Road 618. Casner Butte Quad. R6E T14N S17., 1210m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Greasy Spoon Tank, ca. 2 miles S of the junction of U.S.F.S. Road 152C (Boynton Pass Road), along U.S.F.S. Road 152A, ca. 1.5 miles N of U.S. Highway 89A. Sedona Quad. R4E T17N S7., 1317m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Dad Jones Tank #2, 1.2 miles N of the junction of U.S. Highway 89A, along U.S.F.S. Road 525 (Red Canyon Road). Page Spring Quad. R4E T17N S26., 1204m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Driveway Tank, 2.2 miles N of the junction of AZ 209 (Lake Mary Road/ FH3), at Clints Well, along AZ-87 on Blue Ridge, tank on S side of road. Long Valley Quad. R10E T14N S34., 2182m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Stehr Lake, 2.6 miles S of the junction of U.S.F.S. Road 708 (Strawberry - Camp Verde Road), along U.S.F.S. Road 502 (Childs Power Plant - Verde Hot Springs Road), lake between Ike Saddle and Fossil Creek, in the extreme SW part of the forest, ca. 20 miles S of Camp Verde. Verde Hot Spring Quad. R6 1/2E T11N S20., 1135m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Cimarron Tank, ca. 4 miles N of the junction of U.S.F.S. Road 502 (to Childs Power Plant on the Verde River), along U.S.F.S. Road 708 (Camp Verde-Strawberry Road), ca. 20 miles S of Camp Verde, in Hackberry Canyon at the base of the Cimarron Hills, just N of Cimarron Saddle. Hackberry Mtn. Quad. R6E T12N S34., 1317m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Heath Tank # 1, 1.9 miles SW of the junction of AZ-209 (Lake Mary Road/ FH 3), at Clints Well, along AZ-87, dry tank on E side of road, in Long Valley. Long Valley Quad. R10E T13N S7., 2097m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Heath Tank # 2, 2.2 miles SW of the junction of AZ-209 (Lake Mary Road/ FH 3), at Clints Well, along AZ-87, dry tank on E side of road, in Long Valley. Long Valley Quad. R10E T13N S7., 2100m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Robinson Tank South, 2 miles E of the junction of U.S.F.S. Road 525 (Red Canyon Road), along U.S.F.S. Road 152 (Boynton Pass Road), along an unmarked USFS Road, 7 miles W of US Highway 89A. Loy Butte Quad. R4E T18N S36., 1366m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Mesa Tank, 2.2 miles N of the junction of U.S.F.S. Road 525 (Red Canyon Road). along U.S.F.S. Road 525C (Sycamore Pass Road), 0.2 miles E of road, in drainage to Loy Canyon. Page Spring Quad. R4E T17N S16., 1283m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Watermelon Tank, 3.6 miles N of the junction of U.S.F.S. Road 168 (Beaver Creek Ranger Station/Campground Road) and U.S.F.S. Road 645A, Blue Grade Road (to Stoneman Lake), between I-17 and Rarick Canyon. Casner Butte Quad. R6E T15N S3., 1439m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Cherry Tank, 6.7 miles W of the junction of U.S.F.S. Road 82 along U.S.F.S. Road 128, in Cherry Canyon next to road, S of Walnut Canyon National Monument. Winona Quad R8E T20N Sec. 12., 2027m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Marshall Tank, 2 miles E of the junction of U.S.F.S. Road 525 (Red Canyon Road, along U.S.F.S. Road 152 (Boynton Pass Road). 7 miles W of U.S. 89A along U.S.F.S. Road 152. Wilson Mtn. Quad. R5E T18N S31., 1378m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Upper Juniper Tank, 0.3 miles off USFS Rd. 525 (Red Canyon Road). 2.3 miles N of U.S. 89A, below Windmill Mtn, near the junction of Sycamore Pass Road and Red Canyon Road, Upper of the two tanks. Page Spring Quad. R4E T17N S14., 1289m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Point Tank, 1.7 miles N of the junction of U.S.F.S. Road 142, along U.S.F.S. Road 142E, on ridge above the drainage into West Clear Creek, ca. 7 miles W of Clints Well, ca. 4 miles N of the Mogollon Rim, and 44 miles S of Flagstaff. Calloway Butte Quad. R9E T13N S8., 2039m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Lake # 1, 5.6 miles S of the junction of AZ-209 (Lake Mary Road/FH 3), at Lake Mary, along U.S.F.S. Road 132, SW of Lake Mary, 10 miles S of Flagstaff. Lower Lake Mary Quad. R7E T19N S1., 2173m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Robinson Tank North, 2 miles E of the junction of U.S.F.S. Road 525 (Red Canyon Road), along U.S.F.S. Road 152 (Boynton Pass Road), along an unmarked USFS Road, 7 miles W of US Highway 89A. Loy Butte Quad. R4E T18N S36., 1366m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Wheatfield Tank #2, 0.4 miles S of the intersection of U.S.F.S. Road 761 (Bill Gray Road), 761A (Black Mtn. Road) and U.S.F.S. Road 258A, along an unmarked U.S.F.S. Road, 9 miles N of U.S. Highway 89A via U.S.F.S. Road 761. Page Springs Quad. R3E T17N S13., 1326m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Horse Tank, 0.8 miles N of the junction of U.S.F.S. Road 142, along U.S.F.S. Road 142E, on ridge above the drainage into West Clear Creek, ca. 7 miles W of Clints Well, ca. 4 miles N of the Mogollon Rim, and 44 miles S of Flagstaff. Calloway Butte Quad. R9E T13N S7., 2076m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Mullican Place Tank, 4.7 miles W of the junction of U.S.F.S. Road 229, along U.S.F.S. Road 644, along Mullican Canyon, W of Apache Maid Mountain, ca. 5 miles SW of Stoneman Lake and 31.5 miles S of Flagstaff. Apache Maid Quad. R7E T16N S27 & S34., 1807m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Youngs Canyon Tank, 3.1 miles S of the junction of I-40 (Winona Exit # 211) along U.S.F.S. Road 82, tank in the middle of Youngs Canyon. Winona Quad R9E T21N Sec. 35., 1917m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Turkey Tank, 0.3 mile W of AZ-87 at the junction of two unmarked U.S.F.S. Roads, S of Clints Well, in Long Valley. Long Valley Quad. R9E T13N S13., 2158m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Corral Tank, 4.7 miles E of the junction of AZ-209 (Lake Mary Road/ FH-3), along U.S.F.S. Road 125 (Kinnikinick Lake Road), just N of Pine Hill, on Anderson Mesa, ca. 7 miles E of Mormon Lake and 25 miles S of Flagstaff. Kinnikinick Lake Quad. R10E T18N Sec. 18., 2182m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Yellow Jacket Tank # 2, 1.1 mile W of the junction of AZ-209 (Lake Mary Road/ FH 3), along U.S.F.S. Road 305, just W of Happy Jack, ca. 4 SE of Stoneman Lake and 31 miles S of Flagstaff. Happy Jack Quad. R9E T16N S32., 7405m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Casner Tank, 0.1 miles N of the junction of U.S.F.S. Road 538E, along U.S.F.S. Road 538G, between Red Hill and Turkey Butte, just E of Sycamore Canyon, ca. 14 miles SW of Flagstaff. Sycamore Point Quad. R5E T20N Sec. 31., 2132m

MO

Xanthium strumarium L.

United States, Arizona, Coconino, Coconino National Forest, Power Tank, at the NE corner of the junction of U.S.F.S. Road 538, along U.S.F.S. Road 538A, S ofTurkey Butte, E of Sycamore Canyon, ca. 16 miles SW of Flagstaff. Sycamore Point Quad. R5E T19N Sec. 7., 2097m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Huntley Tank, 0.3 miles S of the junction of U.S.F.S. Road 152 (Boynton Pass Road), along U.S.F.S. Road, just W of the road. Loy Butte Quad. R4E T17N S1., 1335m

MO

Xanthium strumarium L.

United States, Arizona, Yavapai, Coconino National Forest, Wheatfield Tank #1, 9 miles N of the junction of U.S. Highway 89A and U.S.F.S. Road 761 (Bill Gray Road), at the intersection of U.S.F.S. Road 761A (Black Mtn. Road), U.S.F.S. Road 761 and U.S.F.S. Road 258A, along an unmarked U.S.F.S. Road. Page Springs Quad. R3E T17N S12., 1332m

MO

Xanthium strumarium L.

United States, Arizona, Maricopa, McDowell Mountains Regional Park; at Granite Tank., 732m

MNA

Xanthium strumarium L.

USA, Arizona, Pima County, Sabino Canyon, Santa Catalina Mts., 32.312847 -110.818841

MNA

Xanthium strumarium L.

USA, Arizona, Navajo County, Stream near Malone Coal Mine Black Mesa, 36.412554 -110.525081

MNA

Xanthium strumarium L.

USA, Arizona, Mohave, Wikieup, in marsh 4 mi. to the south., 34.646774 -113.579572

MNA

Xanthium strumarium L.

USA, Arizona, Yavapai County, Brown Springs, 34.411342 -111.788021

MNA

Xanthium strumarium L.

USA, Arizona, Apache County, Twin Falls Creek, Carrizo Mtns., 36.81167 -109.17361

MNA

Xanthium strumarium L.

USA, Arizona, Coconino County, Macks Crossing, E. Clear Creek, 1 mi. S of AZ Hwy 87, 41 Mi. SW of Winslow, 34.618359 -111.092636

MNA

Xanthium strumarium L.

USA, Arizona, Yavapai County, Verde River at Sheep Bridge, 34.077413 -111.707494

MNA

Xanthium strumarium L.

USA, Arizona, Apache County, BETWEEN Springerville and Nutriosa, 34.022996 -109.186403

MNA

Xanthium strumarium L.

USA, Arizona, Coconino County, Beaver Creek Watershed, 34.74486 -111.45132

MNA

Xanthium strumarium L.

USA, Arizona, Coconino County, E Clear Creek, 11 mi N & 3 mi E of Blue Ridge Ranger Station at end of Forest Service Road 119E at Wilkins dam site, 34.500026 -111.293051

MNA

Xanthium strumarium L.

USA, Arizona, Yavapai County, 4 miles SE of Camp Verde, 34.522567 -111.803783

MNA

Xanthium strumarium L.

USA, Arizona, Yavapai County, Edge study plot, 2 mi. S of Camp Verde, 34.534595 -111.85361

MNA

Xanthium strumarium L.

USA, Arizona, Yavapai County, Reddell study plot, 3 mi S of Camp Verde, 34.520088 -111.85361

MNA

Xanthium strumarium L.

USA, Arizona, Coconino County, Grand Canyon National Park; Colorado River, Mile109 from Lee's Ferry, 36.237057 -112.348743

MNA

Xanthium strumarium L.

USA, Arizona, Coconino County, Grand Canyon National Park; Grand Canyon, Colorado River, mile 62, sandy beach, 36.191441 -111.804947

MNA

Xanthium strumarium L.

USA, Arizona, Coconino County, Grand Canyon National Park; Grand Canyon research, Colorado River, mile 174.5, Vove Canyon, 36.238689 -113.015239

MNA

Xanthium strumarium L.

USA, Arizona, Navajo County, Long House Valley, 20 mi. W of Kayenta, 36.560849 -110.49904

MNA

Xanthium strumarium L.

USA, Arizona, Navajo County, Hopi Indian Reservation; Polacca Wash, Polacca. Hopi Indian Reservation., 35.795467 -110.413789

MNA

Xanthium strumarium L.

USA, Arizona, Yavapai County, Verde Greenway, along N bank of Verde River just downstream from Dead Horse Ranch St. Park, N of Cottonwood., 34.75175 -111.999917, 1000m

MNA

Xanthium strumarium L.

USA, Arizona, Yavapai County, SE of Camp Verde, Tent Rocks/Cottonwood Basin area, wash above Cottonwood Spring., 34.488222 -111.769389, 970m

MNA

Xanthium strumarium L.

United States, Arizona, Coconino County, CANYON BOTTOM JUST EAST OF ISLAND, 35.168263 -111.508046