SPIF

Astragalus purshii Douglas ex Hook.

Lassen, Susanville 7.5' USGS quad. Near Eagle Lake. Open, flat yellow pine forest. Coordinates rough estimate., 1524m

SPIF

Astragalus pulsiferae var. suksdorfii (Howell) Barneby

Lassen, Swains Hole 7.5' USGS quad. Opening in scrub near forest. Associated species: Purshia tridentata, Pinus ponderosa, Abies concolor, Ceanothus prostratus, Astragalus purshii, Astragalus inversus., 1640m

SPIF

Rupertia physodes (Douglas ex Hook.) J.W. Grimes

Humboldt, Larabee Valley 7.5' USGS quad. Growing on edge of forest and clear-cut., 1101m

SPIF

Astragalus lentiginosus var. lentiginosus Douglas

Lassen, Susanville 7.5' USGS quad. Growing in disturbed area in open, flat yellow pine forest. Fuel Break., 1456m

SPIF

Astragalus inversus M.E. Jones

Modoc, Egg Lake 7.5' USGS quad. Growing near road in flat, open yellow pine forest., 1327m

SPIF

Astragalus webberi A. Gray ex W.H. Brewer & S. Watson

Plumas, Taylorsville 7.5' USGS quad. Growing on an old overgrown road. Growing with Calocedrus decurrens, Quercus kelloggii, Pseudotsuga menziesii, and Ceanothus integerrimus. 50% canopy cover.

SPIF

Tehama, Lyonsville 7.5' USGS quad. Very glandular, especially the fruit. Growing in landing., 1526m

SPIF

Astragalus pulsiferae var. suksdorfii (Howell) Barneby

Lassen, Poison Lake 7.5' USGS quad. Along and in old dirt road through open, yellow pine forest. Soil loose where it grows., 1710m

SPIF

Astragalus inversus M.E. Jones

Lassen, Swains Hole 7.5' USGS quad. Old road in flat pine forest. Associated species: Purshia tridentata, Pinus ponderosa, Abies concolor, Ceanothus prostratus., 1640m

SPIF

Astragalus webberi A. Gray ex W.H. Brewer & S. Watson

Plumas, Taylorsville 7.5' USGS quad. Growing on an old overgrown road. Growing with Calocedrus decurrens, Quercus kelloggii, Pseudotsuga menziesii, and Ceanothus integerrimus. 50% canopy cover.

SPIF

Astragalus webberi A. Gray ex W.H. Brewer & S. Watson

Plumas, Taylorsville 7.5' USGS quad. Growing on an old overgrown road. Growing with Calocedrus decurrens, Quercus kelloggii, Pseudotsuga menziesii, and Ceanothus integerrimus. 50% canopy cover.

SPIF

Astragalus webberi A. Gray ex W.H. Brewer & S. Watson

Plumas, Taylorsville 7.5' USGS quad. Growing on an old overgrown road. Growing with Calocedrus decurrens, Quercus kelloggii, Pseudotsuga menziesii, and Ceanothus integerrimus. 50% canopy cover.

SPIF

Astragalus purshii var. tinctus M.E. Jones

Lassen, Poison Lake 7.5' USGS quad. Open areas among Purshia tridentata and Artemisia tridentata and in and along dirt road., 1710m

SPIF

Hosackia pinnata (Hook.) Abrams

Trinity, Whisky Bill Peak 7.5' USGS quad. Growing at lush seep near road., 1405m

SPIF

Rupertia hallii (Rydb.) J.W. Grimes

Butte, Butte Meadows 7.5' USGS quad. Growing abundantly in old road in forest., 1428m

SPIF

Lupinus onustus S. Watson

Plumas, Spring Garden 7.5' USGS quad. Growing on uphill side of rocky road cut., 1687m

SPIF

Hosackia incana Torr.

Butte, Stirling City 7.5' USGS quad. Growing on roadside and landings. Coordinates estimated., 1327m

SPIF

Astragalus inversus M.E. Jones

Lassen, Bogard Buttes 7.5' USGS quad. Open pine forest., 1786m

SPIF

Hosackia oblongifolia var. oblongifolia Benth.

Shasta, Hatchet Mountain Pass 7.5' USGS quad. Growing in lush area near spring., 1322m

SPIF

Lathyrus jepsonii var. californicus (S. Watson) Hoover

Butte, Stirling City 7.5' USGS quad. Wet ground near Butte Creek., 698m

SPIF

Astragalus webberi A. Gray ex W.H. Brewer & S. Watson

Plumas, Taylorsville 7.5' USGS quad. Growing on road cut along highway. Associates species: Taraxacum officinale, Collomia, Lathyrus sulphureus, Pseudotsuga menziesii, Quercus kelloggii, Lomatium nudicaule., 1081m

SPIF

Lotus aboriginus Jeps.

Humboldt, Maple Creek 7.5' USGS quad. Snow Camp Rd. to High Prairie Rd, then north under power line., 610m

SPIF

Acmispon argophyllus (A. Gray) Brouillet

Trinity, Weaverville 7.5' USGS quad. Between Highway 299 and Trinity River. On Browns Mountain. Exact location unknown. ID by Dr. Dean Wm. Taylor. (Name changed from Lotus argophyllus.)

SPIF

Acmispon grandiflorus (Benth.) Brouillet

Shasta, Hanland Peak 7.5' USGS quad. Exact location unknown. Region is mixed conifer forest with open rocky slopes, brush patches, mossy rock outcrops, and moist rocky streams. ID'ed by Dr. Dean Wm. Taylor. Name changed from Lotus grandiflorus.

SPIF

Acmispon Raf.

Trinity, Covington Mill 7.5' USGS quad. Lake Eleanor Trail. No additional collection information., 1494m

SPIF

Astragalus anxius Meinke & Kaye

Lassen, Ash Valley 7.5' USGS quad. Ash Valley, ca. 2 miles W from junction of Spooker Road with Forest Road 39N08. Loose, light colored pumice soil in Sagebrush Scrub, with Artemisia tridentata, Purshia tridentata, Prunus andersonii., 1554m

SPIF

Astragalus anxius Meinke & Kaye

Lassen, Lane Reservoir 7.5' USGS quad. Growing on volcanic barrens near Ash Valley., 1671m

SPIF

Astragalus inversus M.E. Jones

Modoc, Donica Mountain 7.5' USGS quad. Located along a side road of Service Gulch Rd (42N03 FS Rd Name) near the junction with County Rd. 91. Found along an open road passing through a 4 year old plantation. Associated plants: Pinus ponderosa seedlings, Sidalcea glaucescens, Vicia americana, Wyethia mollis, Cirsium arvense, Epilobium sp, and Ceanothus prostratus.

SPIF

Astragalus lentiginosus Douglas ex Hook.

Lassen, Bullard Lake 7.5' USGS quad. Section unknown. Around Big Jack Lake and Mosquito Flat. Identification by Dr. Taylor.

SPIF

Astragalus lentiginosus Douglas ex Hook.

Lassen, Poison Lake 7.5' USGS quad. HW 44 and Poison Lake Exit, along the edge of the dirt road turnout., 1707m

SPIF

Astragalus lentiginosus var. lentiginosus Douglas

Modoc, Lookout 7.5' USGS quad. Growing with Collinsia sp, Juniperus occidentalis, Vicia americana, Artemisia tridentata, Pinus ponderosa, Madia exigua on dry red orange soil. 0-10% cover. Duffy soil., 1298m

SPIF

Astragalus pulsiferae var. pulsiferae A. Gray

Lassen, Adin 7.5' USGS quad. Road from Adin to Ash Valley, (Forest Road 88), ca. 0.5 miles before the Modoc County Line. Loose, light-colored pumice soil in Sagebrush Scrub, with Artemisia tridentata, Purshia tridentata, Prunus andersonii., 1554m

SPIF

Astragalus pulsiferae var. suksdorfii (Howell) Barneby

Lassen, Swains Hole 7.5' USGS quad. Leaves gray-green, pods straw colored. Just e of Forest Road 18, ca. 0.25 rd mi ne of Highway 44, just e of Butte Creek and ca. 3.5 rd mi e of Shasta/Lassen Co. line. Butte Creek "Borrow Pit" on Lassen National Forest. Old gravel pit with a few scattered herbs. Site identified by Beth Corbin in 1999., 1634m

SPIF

Astragalus pulsiferae var. suksdorfii (Howell) Barneby

Modoc, Alturas Mountain 7.5' USGS quad. Ca. 7 air miles SW of Alturas. On hillside in open scrub surrounded by Juniperus occidentalis woodland, on white volcanic tuff., 1402m

SPIF

Astragalus pulsiferae var. suksdorfii (Howell) Barneby

Lassen, Poison Lake 7.5' USGS quad. NDDB Occurrence # 48. At the junction of Forest Service Road 32N60 and HW 44. On bare sandy volcanic soil in Artemisia tridentata, Chrysothamnus, & Purshia tridentata flats on edge of East-Side Pine forest. Lat/Lon taken from a map., 1707m

SPIF

Astragalus purshii Douglas ex Hook.

Lassen, Swains Hole 7.5' USGS quad. Off Hwy 44, ca. 5 rd mi. w Poison Lake. Occasional among open pine forest. (Original UTM point typed on label is miss-entered), 1646m

SPIF

Astragalus purshii var. lectulus (S. Watson) M.E. Jones

Lassen, Bullard Lake 7.5' USGS quad. ~1.56 air miles south of Big Jack Lake. Collected near Forest Route 34N27 in the forest near a drainage. Observed growing along roads as well. Identification by Dr. Taylor, 1702m

SPIF

Astragalus umbraticus E. Sheld.

Humboldt, Showers Mountain 7.5' USGS quad. Showers Mountain; on north flank of the mountain, south rim of the Mad River canyon; ; opening in dense forest, growing in recently skid trails from logging, understory rich in Lathyrus jepsonii var. californicus, Whipplea modesta, overstory dominated by Arbutus menziesii, Lithocarpus densiflorus, Pseudotsuga menziesii. Lat/Lon taken from GPS. DWT #19569, 1052m

SPIF

Astragalus umbraticus E. Sheld.

Humboldt, Showers Mountain 7.5' USGS quad. Showers Mountain; on north flank of the mountain, south rim of the Mad River canyon; opening in dense forest, growing in recently skid trails from logging, understory rich in Lathyrus jepsonii var. californicus, Whipplea modesta, overstory dominated by Arbutus menziesii, Lithocarpus densiflorus, Pseudotsuga menziesii. Lat/Lon taken from GPS. DWT #19569, 1052m

SPIF

Astragalus umbraticus E. Sheld.

Humboldt, Showers Mountain 7.5' USGS quad. Showers Mountain; on north flank of the mountain, south rim of the Mad River canyon; opening in dense forest, growing in recently skid trails from logging, understory rich in Lathyrus jepsonii var. californicus, Whipplea modesta, overstory dominated by Arbutus menziesii, Lithocarpus densiflorus, Pseudotsuga menziesii. Lat/Lon taken from GPS. DWT #19569, 1052m

SPIF

Astragalus umbraticus E. Sheld.

Humboldt, Maple Creek 7.5' USGS quad. Along Snowcamp Rd, less than 0.8 air mile NE of Lake Prairie. Growing in a 1 yr old plantation that was sprayed for brush and piles burned. Growing scattered throughout, in burned piles, and skid trails. Plants were not observed during 2009 surveys before harvest when there was a dense canopy.

SPIF

Astragalus webberi A. Gray ex W.H. Brewer & S. Watson

Plumas, Taylorsville 7.5' USGS quad. Taylorsville

SPIF

Astragalus whitneyi A. Gray

Shasta or Trinity, Exact location not recorded.

SPIF

Astragalus whitneyi A. Gray

Trinity, Whisky Bill Peak 7.5' USGS quad. West of Highland Lake, in a rocky drier area and found with Penstemon filiformis. Lat/Lon point taken from a TOPO map., 1750m

SPIF

Astragalus whitneyi var. siskiyouensis (Rydb.) Barneby

Shasta, Whisky Bill Peak 7.5' USGS quad. Along drainage of old skid. Thick taproot - most of it broke off in the ground. Quercus vaccinifolia, Calocedrus decurrens, Achnatherum, Lotus sp, Pinus lambertiana, Ericameria nauseosa, Achillea millefolium. Fruiting/ veg. 0-70% cover. 5 deg slope

SPIF

Cytisus scoparius (L.) Link

Humboldt, Arcata South 7.5' USGS quad. Not native to California, Invasive Weed. Buttermilk Lane in Sunny Brae, starting at watertanks and proceeding toward Grotzman Creek. (Original UTM point typed on label is miss-entered and not correct), 183m

SPIF

Genista monspessulana (L.) L.A.S. Johnson

Humboldt, Arcata South 7.5' USGS quad. Non-native invasive weed listed on CalEPPC: A-1 and for CDFA list: C. Buttermilk Ln in Sunny Brae, starting at water tanks and proceeding toward Grotzman Creek. Some characteristics fit Cytisus striatus better. (Original UTM point typed on label is miss-entered and not correct)

SPIF

Hosackia stipularis Benth.

Trinity, Carrville and Whisky Bill Peak 7.5' USGS quads. Growing all over in a mixed conifer forest. (Old name was Lotus stipularis.)

SPIF

Lathyrus jepsonii Greene

Tehama, Finley Butte 7.5' USGS quad. Judd Creek drainage.

SPIF

Lathyrus lanszwertii Kellogg

Modoc, Crank Mountain 7.5' USGS quad. Found growing with Astragalus sp, Antennaria, and Ceanothus prostratus under unhealthy pines., 1356m

SPIF

Lathyrus lanszwertii Kellogg

Modoc, Crank Mountain and Spaulding Butte 7.5' USGS quads. Exact location of collection is unknown.

SPIF

Lathyrus lanszwertii var. lanszwertii Kellogg

Trinity, Siligo Peak 7.5' USGS quad. Growing near the Stoney Ridge Trail within a mixed conifer forest. Growing on ridgeline with Lomatium engelmannii, Pinus ponderosa, Calocedrus decurrens, Aspidotis densa, Eriogonum congdonii, grasses. Rocky ultramafic soil, )% canopy, SSE aspect.

SPIF

Lathyrus nevadensis S. Watson

Modoc, Crank Mountain and Spaulding Butte 7.5' USGS quads. Exact location of collection is unknown.

SPIF

Lathyrus nevadensis var. nevadensis S. Watson

Trinity, Tangle Blue Lake 7.5' USGS quad.

SPIF

Lathyrus nevadensis var. nevadensis S. Watson

Tehama, Finley Butte 7.5' USGS quad. Judd Creek study site; ca. 1 air mile south of Lyman Springs., 1097m

SPIF

Lathyrus nevadensis var. nevadensis S. Watson

Tehama, Finley Butte 7.5' USGS quad. Judd Creek study site; ca. 1 air mile south of Lyman Springs. ID'ed by Dr. Dean Wm. Taylor.

SPIF

Lathyrus polyphyllus Nutt.

Humboldt, Board Camp Mountain 7.5' USGS quad. Pilot Ridge, ca. 27 road miles south of Hwy 299 on USFS Road 1. In old timber harvest landing., 1219m

SPIF

Lotus crassifolius (Benth.) Greene

Humboldt, Board Camp Mountain 7.5' USGS quad. Pilot Ridge, ca. 23 road miles south of Hwy 299 on USFS Road 1., 1280m

SPIF

Lotus incanus (Torr.) Greene

Tehama, Devils Parade Ground 7.5' USGS quad. Calyx mottled red/white; banner red and white, claw creamy white. Road 330H, south of "H" Line road. In old landing area., 1097m

SPIF

Lotus micranthus Benth.

Humboldt, Maple Creek 7.5' USGS quad. Snow Camp Road to High Prairie Road, then north under power lines., 610m

SPIF

Lotus oblongifolius var. oblongifolius (Benth.) Greene

Tehama, Finley Butte 7.5' USGS quad. Judd Creek Study site; ca. 1 air mile south of Lyman Springs., 1097m

SPIF

Lotus wrangelianus Fisch. & C.A. Mey.

Humboldt, Larabee Valley 7.5' USGS quad. Ridge between Swift Creek and Horse Creek, S of HW 36, N of Charles Mountain., 1219m

SPIF

Lupinus angustiflorus Eastw.

Lassen, Lookout 7.5' USGS quad. On eastern slopes of Big Valley Mountain, in the drainage up from Little Jimmerson Spring. About 5 air miles NW of Nubieber. Found within a dry drainage at road crossing, upslope side, growing with purple lupine, Cynoglossum officinale, Elderberry, Ceanothus velutinus, Arctostaphylos patula, Chamerion angustifolium, Chrysolepis sempervirens. About 6 plants at this location. +/- 18' accuracy. ID by Dr. Dean Wm. Taylor., 1656m

SPIF

Lupinus concinnus J. Agardh

Tuolumne, Twain Harte 7.5' USGS quad. Grant Ridge, about 3 air miles NW Lyons Reservoir. On volcanic ridge with Lomatium stebbinsii, Idahoa scapigera, Erodium cicutarium. Reported site of Allium tribracteatum.

SPIF

Lupinus croceus Eastw.

Trinity, Carrville 7.5' USGS quad. Growing along road bank with Balsamorhiza sagittata and Fritillaria recurva. Growing on USFS land. Hairs on stem were ascending to horizontal in field. Flower color was a bright yellow., 1234m

SPIF

Lupinus croceus var. pilosellus (Eastw.) Munz

Trinity, Whisky Bill Peak 7.5' USGS quad. ~0.67 mile northwest of Slate Mountain and ~0.22 miles northwest off Slate Mountain Road. Scattered on a dry rocky old logging landing right above a steep slope on the north-northeast side of the road within a mixed conifer forest. Surrounding plants include Ceanothus cordulatus, Arctostaphylos patula, Lithocarpus densiflorus, Pseudotsuga menziesii, and Pinus ponderosa. 8 plants present. Collected by S. Puentes, A. Shufelberger, A. Loveless, G. DeWald. Lat/Lon collected by GPS.

SPIF

Lupinus croceus var. pilosellus (Eastw.) Munz

Trinity, Whisky Bill Peak 7.5' USGS quad. ~1.53 miles south of Red Mountain. Growing in an opening within a mixed conifer forest with Pteridium aquilinum, Calocedrus decurrens, Abies concolor, and Lithocarpus densiflorus. Some leaf litter on the ground. 0% canopy cover. All plants flowering. Lat/Lon recorded by GPS. ID'ed by DWT., 1227m

SPIF

Lupinus dalesiae Eastw.

Plumas, Spring Garden 7.5' USGS quad. Minor drainage just south of Greenhorn Cree, ca. 1 air mile East of the Williams Loop and Hwy 70, ca. 400 feet due south of the marked quarter-corner. Open loose soil of recently ripped, piled, burnt, and planted conifer plantation., 1250m

SPIF

Lupinus dalesiae Eastw.

Plumas, Caribou 7.5' USGS quad. Feather River Canyon, Forest Road 24N26 along ridge dividing Yellow Creek from North Fork Feather River; recently burned conifer forest, forming large colonies of plants up to 1 meter tall and quite fecund., 884m

SPIF

Lupinus dalesiae Eastw.

Plumas, Quincy 7.5' USGS quad. No location recorded with specimen. Associated notes indicate: West's Ranch Road, just north of Quincy. This lupine was just past blooming and seeds have been dispersed. It was on a shaley soil in a road cutbank.

SPIF

Lupinus dalesiae Eastw.

Plumas, Twain 7.5' USGS quad. ~1.3 miles northwest of Twain along the north facing slope and ridge top of the ridge between Rush Creek and Digger Ravine. Growing along an open rocky ridge top, steep northwesterly slope of ridge, and in older logging road within a mixed conifer forest with Arctostaphylos viscida and Arctostaphylos patula. SW and NW aspects, rocky, shale metasedimentary soil. Arctostaphylos mewukka ssp. truei was also growing along the ridge top. Lat/Lon taken from a map., 1341m

SPIF

Lupinus elmeri Greene

Humboldt, Sims Mountain 7.5' USGS quad. Along South Fork Mountain, ca. 2.11 air miles WNW of Bennet Peak. Very puberulent and glandular. Growing on both sides of the compacted dirt road with Abies concolor, Cornus nuttallii, Arbutus menziesii, and Arctostaphylos nevadensis. 0% canopy., 1392m

SPIF

Lupinus grayi (S. Watson) S. Watson

Shasta, Viola 7.5' USGS quad. Growing in an open, dry mixed conifer forest.

SPIF

Lupinus leucophyllus Douglas ex Lindl.

Trinity, Weaverville 7.5' USGS quad. Along Maxwell Creek Road. Growing along the dirt road edges in a mixed conifer forest., 753m

SPIF

Lupinus nanus Douglas ex Benth.

Humboldt, Maple Creek 7.5' USGS quad. Snow Camp Rd. to High Prairie Rd, then North under power line., 610m

SPIF

Lupinus tracyi Eastw.

Trinity, Trinity Center 7.5' USGS quad. Trinity Alps; Swift Creek Road ca. 0.5 miles East of Big Spring (about 3 air miles west-southwest of Trinity Center); Shasta-Trinity National Forest; roadbank in mixed conifer forest of Calocedrus decurrens, Pinus ponderosa, growing with Achnatherum stillmanii. Deeply red soil on glacial moraine with significant peridotite content., 975m

SPIF

Lupinus tracyi Eastw.

Trinity, Trinity Dam 7.5' USGS quad. ~1.09 air miles N of the Fawn CG near Trinity Lake, N of Hwy 3. Growing in an open mixed conifer forest with past logging disturbance. 20% slope, with Pteridium aquilinum, Viola lobata, Thermopsis gracilis var. gracilis, and Quercus kelloggii. Flowers pale yellow. Stalks robust and tall with purplish red bases.

SPIF

Lupinus tracyi Eastw.

Trinity, Trinity Dam 7.5' USGS quad. ~1.09 air miles N of the Fawn CG near Trinity Lake, N of Hwy 3. Growing in an open mixed conifer forest with past logging disturbance. 20% slope, with Pteridium aquilinum, Viola lobata, Thermopsis gracilis var. gracilis, and Quercus kelloggii. Flowers pale yellow. Stalks robust and tall with purplish red bases.

SPIF

Lupinus tracyi Eastw.

Trinity, Trinity Dam 7.5' USGS quad. From a road cut along HW 3 along Trinity Lake. Most likely from near Bushy Tail Campground. Exact location details not recorded. (Sample molded before being pressed and mounted)

SPIF

Lupinus tracyi Eastw.

Trinity, Trinity Dam 7.5' USGS quad. From a road cut along HW 3 along Trinity Lake. Most likely from near Bushy Tail Campground. Exact location details not recorded. (Sample molded before being pressed and mounted)

SPIF

Rupertia hallii (Rydb.) J.W. Grimes

Tehama, Cohasset 7.5' USGS quad. Cohasset Road, about 17 miles E of intersection with Keefer Road. population # 14. Abundant in fire break along Cohasset Road. Mixed conifer forest with very open canopy and sparse Ceanothus integerrimus., 1170m

SPIF

Rupertia hallii (Rydb.) J.W. Grimes

Tehama, Devils Parade Ground 7.5' USGS quad. At intersection of Ponderosa Way (Signed "K-Line"), major unpaved road to Cold Springs (Signed "H Line"), and logging road "240H". About 1 air mile NE of Campbellville. Northernmost part of Web Hollow. Population #15. Growing in mixed conifer (Pinus ponderosa, Pseudotsuga menziesii, and Pinus lambertiana) plantation. Conifers are 1 to 2.5 M tall; sparse Ceanothus integerrimus., 1067m

SPIF

Rupertia hallii (Rydb.) J.W. Grimes

Butte, Butte Meadows 7.5' USGS quad. Soda Springs on Highway 32. Common in campground. These stems growing up through gravel pile left from construction. Abundant on SPI land s of campground., 1134m

SPIF

Rupertia hallii (Rydb.) J.W. Grimes

Tehama, Devils Parade Ground 7.5' USGS quad. Ponderosa Way, about 0.3 road miles N of Deer Creek Crossing. Population #18. Growing on edge of well-traveled road in area used for parking. Overstory is Pinus ponderosa, Quercus chrysolepis and Pseudotsuga menziesii. Associated plants include Calycanthus occidentalis, Pteridium aquilinum var. pubescens, and Toxicodendron diversilobum. About 10 vertical M above Deer Creek., 549m

SPIF

Rupertia hallii (Rydb.) J.W. Grimes

Tehama, Cohasset 7.5' USGS quad. Cohasset Road, about 2.5 miles N of KHSL tower, about 2 air miles E of Promontory Point. Population # 13. Abundant along road and frequent in plantation among 1 to 3 M tall conifers. Area was clear cut in 1989 after fire killed existing trees. Herbicides have been used to manage Ceanothus integerrimus. Occasional in adjacent stand not killed by 1989 fire., 1183m

SPIF

Rupertia hallii (Rydb.) J.W. Grimes

Tehama, Devils Parade Ground 7.5' USGS quad. Campbell Ridge; Lassen National Forest; along road from Campbellville to Baccalla Cabin; on south-side of ridge in Pine Creek Drainage; GPS coordinates; canopy opening in Pinus ponderosa stand, the gap demarcated by dense patches of Berberis dictyota; volcanic mudflow substrate., 991m

SPIF

Rupertia physodes (Douglas ex Hook.) J.W. Grimes

Trinity, Tangle Blue Lake 7.5' USGS quad.

SPIF

Thermopsis californica var. argentata (Greene) C.J. Chen & B.L. Turner

Modoc, Donica Mountain 7.5' USGS quad. Plant was found running through Section 30 and into section 25 all along Service Gulch Rd. Found growing with Poa secunda, Achnatherum occidentale, Arabis holboellii, Arctostaphylos patula, Ericameria bloomeri, and Antennaria argentea.

SPIF

Thermopsis californica var. argentata (Greene) C.J. Chen & B.L. Turner

Shasta, Burney 7.5' USGS quad. Growing just north of the SPI Burney Mill near the railroad tracks and powerlines. Growing in old skid trails, landing, and under the mixed conifer forest. Associated plants: Pinus ponderosa, Calocedrus decurrens, Bromus tectorum, Quercus kelloggii, Vicia americana, Festuca occidentalis., 1006m

SPIF

Thermopsis gracilis Howell

Trinity, Just off road in rocky drainage. Found with Calocedrus decurrens, Pseudotsuga menziesii, Cornus, and Ceanothus integerrimus.

SPIF

Thermopsis gracilis var. gracilis Howell

Trinity, Trinity Center 7.5' USGS quad. Tough Gus Gulch; Trinity River Watershed (ca. 2 air miles W of Trinity Center). Understory of Pseudotsuga menziesii-Calocedrus decurrens stand bordering sunny edge of logging road. Lat/Lon from GPS., 884m

SPIF

Thermopsis gracilis var. gracilis Howell

Trinity, Mumbo Basin 7.5' USGS quad. Graves Creek, about 0.9 road miles up from the bridge over Graves Creek. Roadbed of dirt road, growing on downslope lip of the road bank, n a setting of mixed conifer forest (Pinus ponderosa, Pseudotsuga menziesii, Quercus chrysolepis). Two large plants present at this site. Lat/Lon from GPS., 1091m

SPIF

Thermopsis gracilis var. gracilis Howell

Shasta, Goose Gap 7.5' USGS quad. Along road cut in Douglas Fir/Ponderosa Pine forest. Out Big Bend Road, about 1 mile North of Pitt river.

SPIF

Thermopsis macrophylla var. venosa (Eastw.) Isely

Trinity, Ycatapom Peak 7.5' USGS quad. Currently known as Thermopsis gracilis. Swift Creek Road off SR3; then ca. 1 air mile N of Lake Eleanor, near Lick Creek. A few plants found. Steep rocky hillside with tanoak and Sadler's oak., 1463m

SPIF

Trifolium breweri S. Watson

Trinity, Tangle Blue Lake 7.5' USGS quad., 1280m

SPIF

Trifolium howellii S. Watson

Humboldt, Grouse Mountain 7.5' USGS quad. Snow Camp Lake; un-named first-order tributary to Redwood Creek not shown on USGS map 1 mile NE of the lake. Wet shaded understory of Pseudotsuga menziesii forest, in tall herbaceous vegetation., 1250m

SPIF

Trifolium macrocephalum (Pursh) Poir.

Lassen, Gallatin Peak 7.5' USGS quad. Growing between forest and agricultural land., 1502m

SPIF

Trifolium pratense L.

Tehama, Finley Butte 7.5' USGS quad. Not native to California. Judd Creek study site; ca. 1 air mile south of Lyman Springs., 1097m

SPIF

Trifolium productum Greene

Siskiyou, Seven Lakes Basin 7.5' USGS quad. Logging road below Tamarack Lake, East Fork Trinity River; seepage area ca. 300 miles south of area shown on topographic maps as "4991T", 0.2 miles north of the creek crossing. Snowbed in lee of ridge, ultramafic seepage with Chamaecyparis lawsoniana, Rhododendron occidentale dominant. Lat/Lon in NAD27 CONUS, 1547m

SPIF

Trifolium productum Greene

Shasta or Trinity, Near a meadow or stream in the vicinity of Panther Rock. West of Castle Crags and Echo Lake.