F ? CCH1_AID herb scientific name coll. name coll. num. formatted date county locality CAS-BOT143406 CAS Horkelia tridentata var. tridentata McPherson, E. K. 26-28 10 1976-9-19 Placer One mile east of Talbot Campground; near Middle Fork American River CAS-BOT536244 CAS Horkelia tridentata var. tridentata Wolf, Carl B. 4911 1933-5-24 Amador 11 1/2 miles east of Pine Grove on Carson Pass Highway, west slope Sierra Nevada CAS-BOT536245 CAS Horkelia tridentata var. tridentata Hansen, Geo. 294 1892-7-1 Amador Antelope CAS-BOT536246 CAS Horkelia tridentata var. tridentata Breedlove, D. E.; Bourell, M.; Patterson, R. 62627 1986-6-5 Amador West slope of Carson Pass above Ham Station CAS-BOT536247 CAS Horkelia tridentata var. tridentata Breedlove, D. E. 58777 1983-5-31 Amador 5 miles above Fiddletown CAS-BOT536248 CAS Horkelia tridentata var. tridentata Helmkamp, G. K.; Helmkamp, E. A. 13717 2008-6-23 Amador Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station, Northern Sierra Nevada Mountains CAS-BOT536249 CAS Horkelia tridentata var. tridentata Ahart, Lowell 3538 1982-6-4 Butte 1 1/2 miles east of Camp 18, about 8 miles east of Feather Falls CAS-BOT536250 CAS Horkelia tridentata var. tridentata Ahart, Lowell 5001 1985-5-15 Butte 1/8 mile east of the dirt road, 1 1/2 miles north-east of Concow Res. CAS-BOT536251 CAS Horkelia tridentata var. tridentata Copeland, H. F. 53 1920-7-11 Butte By Butte Creek CAS-BOT536252 CAS Horkelia tridentata var. tridentata Copeland, H. F. 1226 1929-6-9 Butte Jonesville CAS-BOT536253 CAS Horkelia tridentata var. tridentata Copeland, H. F. 1226 1929-6-9 Butte Jonesville CAS-BOT536254 CAS Horkelia tridentata var. tridentata Heller, A. A. 12043 1915-6-27 Butte Jonesville in the Sierra Nevada CAS-BOT536255 CAS Horkelia tridentata var. tridentata Heller, A. A. 12043 1915-6-27 Butte Jonesville in the Sierra Nevada CAS-BOT536256 CAS Horkelia tridentata var. tridentata Heller, A. A. 10793 1913-6-7 Butte Near Stirling CAS-BOT536257 CAS Horkelia tridentata var. tridentata Heller, A. A. 11413 1914-5-18 Butte Near Forest Ranch, west slope of the Sierra CAS-BOT536258 CAS Horkelia tridentata var. tridentata Heller, A. A. 11413 1914-5-18 Butte Near Forest Ranch, west slope of the Sierra CAS-BOT536259 CAS Horkelia tridentata var. tridentata Cantelow, Mrs. H. C. s.n. 1940-5-10 Butte 2.3 miles west of Brush Creek Ranger Station CAS-BOT536260 CAS Horkelia tridentata var. tridentata Morrison, Mrs. J. H. s.n. 1932-5-30 Butte Durham CAS-BOT536261 CAS Horkelia tridentata var. tridentata Copeland, E. B. 370 1929-7-23 Butte Jonesville CAS-BOT536262 CAS Horkelia tridentata var. tridentata Copeland, E. B. 370 1929-7-23 Butte Jonesville CAS-BOT536263 CAS Horkelia tridentata var. tridentata Copeland, E. B. 370 1929-7-23 Butte Jonesville CAS-BOT536264 CAS Horkelia tridentata var. tridentata Edwards, Helen M. s.n. 1917-6-1 Butte De Sabla CAS-BOT536265 CAS Horkelia tridentata var. tridentata Penalosa, Javier 2470 1962-6-18 Butte Near confluence of French and Peavine Creeks CAS-BOT536266 CAS Horkelia tridentata var. tridentata Crampton, Beecher 9519 1977-8-17 El Dorado Meyers CAS-BOT536267 CAS Horkelia tridentata var. tridentata Robbins, G. Thomas 2088 1945-8-5 El Dorado Above north shore of Rockbound Lake, Rockbound Valley, Desolation Valley Wilderness Area CAS-BOT536268 CAS Horkelia tridentata var. tridentata Hall, H. M. 11278 1921-6-24 El Dorado Sky Park CAS-BOT536269 CAS Horkelia tridentata var. tridentata McClintock, Elizabeth s.n. 1969-6-1 El Dorado Leonardi Springs adn immediate vicinity, between Blodgett Forest and canyon of the Rubicon River CAS-BOT536270 CAS Horkelia tridentata var. tridentata Quick, Clarence R. 1690 1936-7-7 El Dorado Between north fork of Silver Creek and Robb's Peak, El Dorado National Forest CAS-BOT536272 CAS Horkelia tridentata var. tridentata Von Loh, J. 60364A 1978-6-2 Fresno Meadow near Shaver Lake CAS-BOT536273 CAS Horkelia tridentata var. tridentata Shevock, James R. 9861 1982-7-9 Fresno Along FS road 13S54 between Big Stump Meadow adn California Highway 180, Kings River Drainage, Converse Basin, Sequoia National Forest CAS-BOT536274 CAS Horkelia tridentata var. tridentata Shevock, James R. 8763 1981-6-14 Fresno In Indian Basin adjacent to Princess Campground, Kings River Drainage, Sequoia National Forest, Southern Sierra Nevada CAS-BOT536275 CAS Horkelia tridentata var. tridentata Shevock, James R. 8662 1981-5-28 Fresno Wishon Reservoir, North Fork Kings River Drainage, Sierra National Forest, Southern Sierra Nevada CAS-BOT536276 CAS Horkelia tridentata var. tridentata Shevock, James R. 7702 1980-7-8 Fresno About the base of Lava Butte, Ten Mile Creek watershed, Kings River Drainage, Sequoia National Forest, Southern Sierra Nevada CAS-BOT536277 CAS Horkelia tridentata var. tridentata Hall, H. M.; Chandler, H. P. 68 1900-6-15 Fresno Pine Ridge, Sierra Nevada Mountains CAS-BOT536278 CAS Horkelia tridentata var. tridentata Knight, Walter; Knight, Irja 2339 1968-6-18 Plumas 7 miles west of La Porte CAS-BOT536279 CAS Horkelia tridentata var. tridentata Knight, Walter; Knight, Irja 1899 1967-5-22 Plumas Butterfly Canyon, Butterfly Botanical Area and Vicinity CAS-BOT536280 CAS Horkelia tridentata var. tridentata Knight, Walter; Knight, Irja; Howell, John Thomas; True, Gordon 2089 1967-6-12 Plumas Pond Reservoir, Butterfly Botanical Area and Vicinity CAS-BOT536281 CAS Horkelia tridentata var. tridentata Knight, Walter; Knight, Irja; Howell, John Thomas; True, Gordon 1969 1967-6-12 Plumas Valley proper, Butterfly Botanical Area and Vicinity CAS-BOT536282 CAS Horkelia tridentata var. tridentata Knight, Walter; Knight, Irja; Howell, John Thomas 1483 1966-7-28 Plumas Trestle Glen, Butterfly Botanical Area and Vicinity CAS-BOT536283 CAS Horkelia tridentata var. tridentata Rose, L. S. s.n. 1931-4-14 Plumas Woodleaf CAS-BOT536284 CAS Horkelia tridentata var. tridentata G., H. H. 38 1913-5-7 Plumas Swayne [Swain] Lbr CAS-BOT536285 CAS Horkelia tridentata var. tridentata Rose, Lewis S. 67110 1967-6-19 Plumas Butterfly Valley, ca. 3 miles west of Keddie CAS-BOT536286 CAS Horkelia tridentata var. tridentata Cantelow, Ella Dales 4320 1938-6-10 Shasta 16 miles NW of Burney Falls CAS-BOT536287 CAS Horkelia tridentata var. tridentata Brown, H. E. 263 1897-5-15 Shasta Near Pit River Ferry CAS-BOT536288 CAS Horkelia tridentata var. tridentata Davidson, Christopher 2168 1973-5-26 Shasta Ca. 15 miles west of Burney on St. Hwy. 299 CAS-BOT536289 CAS Horkelia tridentata var. tridentata Smith, L. E. 188 1913-5-6 Shasta Castella CAS-BOT536290 CAS Horkelia tridentata var. tridentata Bethel, Ellsworth s.n. 1923-5-30 Shasta Burney CAS-BOT536291 CAS Horkelia tridentata var. tridentata Smith, L. E. 136 1913-4-26 Shasta Anderson CAS-BOT536292 CAS Horkelia tridentata var. tridentata Eastwood, Alice 639 1912-6-27 Shasta Montgomery Creek CAS-BOT536293 CAS Horkelia tridentata var. tridentata Eastwood, Alice; Howell, John Thomas 7893 1940-6-10 Shasta Hatchet Mt. CAS-BOT536294 CAS Horkelia tridentata var. tridentata Eastwood, Alice; Howell, John Thomas 1816 1934-4-21 Shasta Charlie Creek CAS-BOT536295 CAS Horkelia tridentata var. tridentata Keck, David D.; Gustafsson, A. 4890 1938-8-9 Shasta 1/2 mile east of Burney Spring, south side of Burney Mtn. CAS-BOT536296 CAS Horkelia tridentata var. tridentata Keck, David D.; Gustafsson, A. 4890 1938-8-9 Shasta 1/2 mile east of Burney Spring, south side of Burney Mtn. CAS-BOT536297 CAS Horkelia tridentata var. tridentata Keck, David D.; Gustafsson, A. 4890 1938-8-9 Shasta 1/2 mile east of Burney Spring, south side of Burney Mtn. CAS-BOT536298 CAS Horkelia tridentata var. tridentata Ripley, H. D.; Barneby, R. C. 9649 1948-7-6 Shasta South base of Castle Rock CAS-BOT536299 CAS Horkelia tridentata var. tridentata Ferris, Roxana S.; Lorraine, Laura 10493 1941-8-10 Shasta State Highway 89, 3-4 miles east of McCloud and Bratle CAS-BOT536300 CAS Horkelia tridentata var. tridentata Almeda, F.; Eisenhardt, R. 7416 1995-5-29 Shasta Willow Creek Ranch about 6.8 miles south of the intersection of Calif. State road #89 and Squaw Valley Road in McCloud CAS-BOT536302 CAS Horkelia tridentata var. tridentata Alexander, Annie M.; Kellogg, Louise 3609 1944-6-2 Tuolumne Twain Harte Post Office, Sierra Nevada CAS-BOT536303 CAS Horkelia tridentata var. tridentata Alexander, Annie M.; Kellogg, Louise 3753 1944-6-24 Tuolumne Dardanelle, Sierra Nevada CAS-BOT536304 CAS Horkelia tridentata var. tridentata Keck, David D.; Heusi, Wm. M. 284 1927-7-14 Tuolumne Hog Ranch, Mather, Sierra Nevada CAS-BOT536305 CAS Horkelia tridentata var. tridentata Keck, David D.; Heusi, Wm. M. 284 1927-7-14 Tuolumne Hog Ranch, Mather, Sierra Nevada CAS-BOT536306 CAS Horkelia tridentata var. tridentata Keck, David D. 1203 1931-6-3 Tuolumne Mather, Yosemite National Park, Sierra Nevada Mountains CAS-BOT536307 CAS Horkelia tridentata var. tridentata Quick, C. R. 1454 1935-6-16 Tuolumne North edge of south fork of Fahey Meadow CAS-BOT536308 CAS Horkelia tridentata var. tridentata Quick, Clarence R. 1569 1936-6-4 Tuolumne Strawberry Peak Ridge CAS-BOT536309 CAS Horkelia tridentata var. tridentata Quick, Clarence R. 1318 1934-6-24 Tuolumne Hill just south of Packer Burt, Reed's Meadow, Stanislaus National Forest CAS-BOT536310 CAS Horkelia tridentata var. tridentata Eastwood, Alice 140 1907-8-7 Tuolumne South fork Tuolumne River, Yosemite National Park CAS-BOT536311 CAS Horkelia tridentata var. tridentata Cantelow, Mrs. H. C. s.n. 1940-5-25 Tuolumne West of Long Barn CAS-BOT536312 CAS Horkelia tridentata var. tridentata Dudley, Chester s.n. 1940-6-1 Tuolumne Pine Crest CAS-BOT536313 CAS Horkelia tridentata var. tridentata Van Dyke, Mrs. E. C. s.n. 1931-6-7 Tuolumne Sonora CAS-BOT536314 CAS Horkelia tridentata var. tridentata Jussel, M. S. s.n. 1930-6-27 Tuolumne Camp Baxter, north fork Stanislaus River CAS-BOT536315 CAS Horkelia tridentata var. tridentata Jussel, M. S. s.n. 1930-6-27 Tuolumne Camp Baxter, north fork Stanislaus River CAS-BOT536316 CAS Horkelia tridentata var. tridentata Thomas, John H. 9881 1962-5-26 Tuolumne Near Carnegie Instituion field station at Mather CAS-BOT536317 CAS Horkelia tridentata var. tridentata Thomas, John H. 8743 1960-5-21 Tuolumne Near Carnegie Instituion field station at Mather CAS-BOT536318 CAS Horkelia tridentata var. tridentata Wiggins, Ira L. 21710 1971-7-28 Tuolumne Near bridge over Trout Creek on Forest Service Road 3N21, Stanislaus National Forest CAS-BOT536319 CAS Horkelia tridentata var. tridentata Wiggins, Ira L. 21301 1971-5-27 Tuolumne Along south side of South Fork of Stanislaus River, NE of Lyon's Reservoir CAS-BOT536320 CAS Horkelia tridentata var. tridentata Wiggins, Ira L. 21323 1971-5-28 Tuolumne North side of North Fork of Tuolumne River between North Fork Road adn Brown's Meadow CAS-BOT536321 CAS Horkelia tridentata var. tridentata Wiggins, Ira L. 6819 1934-6-8 Tuolumne Pine Crest Recreation Area, Stanislaus National Forest CAS-BOT536322 CAS Horkelia tridentata var. tridentata Wiggins, Ira L. 14326 1958-6-22 Tuolumne 0.8 mile north of Confidence CAS-BOT536323 CAS Horkelia tridentata var. tridentata Coulter, John 28 1938-6-22 Tuolumne Hog Ranch, Mather CAS-BOT536324 CAS Horkelia tridentata var. tridentata Bacigalupi, Rimo 1453 1926-5-9 Tuolumne Peach Growers Mill, middle fork of Tuolumne River, about 2 miles south of Mather CAS-BOT537949 CAS Horkelia tridentata var. tridentata Williams, Margaret J. 86-64-3 1986-6-9 Placer South of I-80 near Cisco Grove. CAS-BOT537950 CAS Horkelia tridentata var. tridentata Ripley, H. D.; Barneby, R. C. 9819 1948-7-13 Placer SW. of Emigrant Gap CAS-BOT537973 CAS Horkelia tridentata var. tridentata Hardham, Clare B. 7366 1961-6-14 Placer Baxter Rte 40 CAS-BOT537974 CAS Horkelia tridentata var. tridentata Rose, Lewis S. 40418 1940-5-29 Placer Cisco CAS-BOT537975 CAS Horkelia tridentata var. tridentata Kelly, Junea s. n. 1921-7-1 Placer Near Placerville CAS-BOT537976 CAS Horkelia tridentata var. tridentata Jones, Marcus E. A M 3291 1882-6-27 Placer Emigrant Gap CAS-BOT537977 CAS Horkelia tridentata var. tridentata Jones, Marcus E. A M 3291 1882-6-27 Placer Emigrant Gap CAS-BOT537978 CAS Horkelia tridentata var. tridentata Jones, Marcus E. A M 3291 1882-6-27 Placer Emigrant Gap CAS-BOT537979 CAS Horkelia tridentata var. tridentata Heller, A. A. 12705 1917-6-17 Placer gravelly places along the Yuba River below Cisco CAS-BOT537980 CAS Horkelia tridentata var. tridentata Heller, A. A. 12705 1917-6-17 Placer gravelly places along the Yuba River below Cisco CAS-BOT537981 CAS Horkelia tridentata var. tridentata Walters, James L. s. n. 1940-5-11 Placer Near Yuba Pass overhead; east of Emigrant Gap. CAS-BOT537982 CAS Horkelia tridentata var. tridentata Kellogg, Dr. A. s. n. 1870-6-14 Placer Cisco CAS-BOT537983 CAS Horkelia tridentata var. tridentata Jackson, Belle R. s. n. 1932-6-1 Placer Gold Run, above Colfax CAS-BOT537984 CAS Horkelia tridentata var. tridentata Nordstrom, G. T. 149 1934-6-21 Placer CA. Forest & Range Experiment Station: 3 mi. W by NW of Mammoth Springs CAS-BOT537985 CAS Horkelia tridentata var. tridentata Jones, Marcus E. A M 3291 1882-6-27 Placer Emigrant Gap CAS-BOT537986 CAS Horkelia tridentata var. tridentata Ferris, Roxana S. 13099 1957-8-9 Placer Cleared area in pines around aeroplane becon, along U.S. Highway 40 just west of Emigrant Gap CAS-BOT537987 CAS Horkelia tridentata var. tridentata Kawahara, Saichi 847 1969-5-24 Placer Near garden, Henderson Ranch, Indian Creek CAS-BOT537988 CAS Horkelia tridentata var. tridentata Howell, John Thomas 184 1923-7-30 Mariposa Sandy flat of Wawona Meadow CAS-BOT537989 CAS Horkelia tridentata var. tridentata Congdon, J. W. s. n. 1893-5-30 Mariposa Red Cloud CAS-BOT537990 CAS Horkelia tridentata var. tridentata Dudley, W. R. s. n. 1893-6-11 Mariposa Woods below Wawona Point CAS-BOT537992 CAS Horkelia tridentata var. tridentata Howell, John Thomas 303D 1924-5-10 Mariposa Wawona CAS-BOT537993 CAS Horkelia tridentata var. tridentata Pollard, Henry M. s. n. 1936-7-1 Nevada Rainbow Tavern, Donner region CAS-BOT537994 CAS Horkelia tridentata var. tridentata True, Helen; Storz, Virginia 625 1962-5-17 Nevada Scotts Flat Reservoir about 5.5 miles east of Nevada City CAS-BOT537995 CAS Horkelia tridentata var. tridentata True, Gordon H. 1410 1964-5-20 Nevada Chalk Bluff Rd. on Chalk Bluff Ridge about 2.5 miles south of Nevada City - Yuba Gap Hiway. CAS-BOT537996 CAS Horkelia tridentata var. tridentata True, Gordon H. 475 1962-4-25 Nevada Harmony Ridge, about 5.5 miles east of Nevada City - Yuba Gap Hiway. CAS-BOT537997 CAS Horkelia tridentata var. tridentata True, Gordon H. 1244 1963-5-12 Nevada Just west of Grass Valley on Marysville Highway CAS-BOT537998 CAS Horkelia tridentata var. tridentata Eastwood, Alice s. n. 1918-4-8 Nevada Nevada City CAS-BOT537999 CAS Horkelia tridentata var. tridentata Eastwood, Alice 506 1912-6-20 Nevada Grass Valley CAS-BOT538000 CAS Horkelia tridentata var. tridentata Dudley, W. R. s. n. 1893-6-14 Nevada Unspecified: 'God's Country' CAS-BOT539426 CAS Horkelia tridentata var. tridentata Nelson, Julie Kierstead; Posey, Rhonda 2007-019 2007-6-15 Siskiyou North side of Mt. shasta, south of Hwy. 97, along Forest Service Rd. 42N84; in area burned by Hotlum Fire in february 2006; CA. 4 miles NE of town of Weed. CAS-BOT539427 CAS Horkelia tridentata var. tridentata Bartholomew, B.; Anderson, B. 4084 1988-5-12 Siskiyou 4 km E of Hambone Butte between Hambone Butte and the N end of White Horse Mountains on Old Two Camp Road CAS-BOT539428 CAS Horkelia tridentata var. tridentata Cooke, W. B.; Cooke, V. G. 45457 1972-6-7 Siskiyou Along Mud Creek Dam Road, Mt. Shasta CAS-BOT539429 CAS Horkelia tridentata var. tridentata Applegate, Elmer I. s.n. 1895-5-29 Siskiyou Canyon of the Sacramento River below Sisson CAS-BOT539430 CAS Horkelia tridentata var. tridentata Cooke, Wm. Bridge 15048 1940-6-26 Siskiyou Openings in the woods and brush along the Castle Lake road (west of Shasta Springs) CAS-BOT539431 CAS Horkelia tridentata var. tridentata Cooke, Wm. Bridge 15097 1940-7-6 Siskiyou Dry openings in pine woods along the Pacific Highway, US99, between Mount Shasta City and Black Butte CAS-BOT539432 CAS Horkelia tridentata var. tridentata Eastwood, Alice 11518 1922-10-18 Siskiyou Shasta Springs CAS-BOT539433 CAS Horkelia tridentata var. tridentata Eastwood, Alice 1062 1912-7-15 Siskiyou McCloud CAS-BOT539434 CAS Horkelia tridentata var. tridentata Heller, A. A. 12565 1916-8-24 Siskiyou Near Sisson CAS-BOT539435 CAS Horkelia tridentata var. tridentata Wheeler, Louis C. 2821 1934-6-29 Siskiyou Beaver Creek, Siskiyou Mountains, Mt. Diablo Mer. CAS-BOT539436 CAS Horkelia tridentata var. tridentata Eastwood, Alice; Howell, John Thomas 1797 1934-4-20 Siskiyou Weed CAS-BOT539437 CAS Horkelia tridentata var. tridentata Herrin, Wm. F.; Smith, L. E. s.n. 1919-6-16 Siskiyou Shasta Springs CAS-BOT539438 CAS Horkelia tridentata var. tridentata Heller, A. A. 12565 1916-8-24 Siskiyou Near Sisson CAS-BOT539440 CAS Horkelia tridentata var. tridentata Frenkel, R. E. 687 1964-7-14 Siskiyou At Howard near Mount Shasta CAS-BOT539451 CAS Horkelia tridentata var. tridentata Dudley, W. R. s. n. 1893-6-14 Nevada P Klink's meadow near Nevada City [note: Nevada City is in Nevada Co.; Klink's Meadow is in Siskiyou Co.] CAS-BOT539452 CAS Horkelia tridentata var. tridentata Dudley, W. R. s. n. 1893-6-11 Nevada Sugar Loaf Hill, Nevada City CAS-BOT539453 CAS Horkelia tridentata var. tridentata Rose, Lewis S. 70064 1970-5-28 Nevada Bear Valley below Emigrant Gap, Highway 20 CAS-BOT539454 CAS Horkelia tridentata var. tridentata True, Gordon H.; Howell, J. T. 3763 1967-8-16 Nevada Eagle Lake Road ca. 1.5 miles south of Eagle Lakes CAS-BOT540021 CAS Horkelia tridentata var. tridentata Gillett, George W. 676 1957-7-8 Shasta Lassen Volcanic National Park, Lost Creek, 1/4-mile south of burney highway, 5.8 miles northeast of Manzanita Lake Entrance station CAS-BOT540022 CAS Horkelia tridentata var. tridentata Howell, John Thomas 36272 1960-4-20 Tehama Lassen Volcanic National Park, Morgan CAS-BOT540023 CAS Horkelia tridentata var. tridentata Shevock, James R.; Isle, David 11268 1985-6-22 Tehama Northern Coast Ranges, Mendocino National Forest. along forest road 23N60 between Anthony Peak and Wells Cabin Meadow. CAS-BOT540024 CAS Horkelia tridentata var. tridentata Jokerst, James 2253 1985-4-18 Trinity Trinity Alps Resort CAS-BOT540025 CAS Horkelia tridentata var. tridentata Shevock, James R. 7669 1980-7-4 Tulare Southern sierra Nevada, Crescent Meadow east of Giant Forest, Kaweah River Drainage, Sequoia National Park. CAS-BOT540026 CAS Horkelia tridentata var. tridentata Dudley, W. R. 3090 1900-8-6 Tulare Becky's Gap, near Grant National Park CAS-BOT540027 CAS Horkelia tridentata var. tridentata Jessel, M. S. s.n. 1927-6-29 Tulare General Grant National Park CAS-BOT540028 CAS Horkelia tridentata var. tridentata Raven, Peter H. 5472 1953-5-9 Yuba 1 mile from Brownville on road to Challenge CDA0013031 CDA Horkelia tridentata subsp. tridentata G.F. Hrusa 12961 1996-6-10 Shasta Along USFS S16 approx. 1 mile N of Hwy 44 intersection. Lassen National Forest. CDA0018664 CDA Horkelia tridentata subsp. tridentata G.D. Barbe 3715 1982-6-15 Plumas 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. Sierra Nevada. CHSC112853 CHSC Horkelia tridentata var. tridentata L. P. Janeway 11226 2014-4-15 Yuba Northern High Sierra Nevada. Plumas National Forest; about halfway between Summit Hill and New Bullards Bar Reservoir (North Yuba River), near Road 1 N01A close to its lower end. T18N R07E S2 W1/4 of NE1/4 USGS Quadrangle: Challenge 1:24,000 CHSC115286 CHSC Horkelia tridentata var. tridentata Lowell Ahart 20126 2015-4-30 Yuba Open forest, on the north side of the gravel road, about 30 yards east of the gate, about 3/4 mile (air) southeast of Woodleaf. T1 N R07E S16 NE1/4 CHSC116223 CHSC Horkelia tridentata var. tridentata Lowell Ahart 20239 2015-6-16 Butte On the west side of the paved road, about 4 miles (by road) northwest of Fall River Bridge, about 5 1/2 miles (air) northwest of Camp 18, about 9 miles (air) northeast of Feather Falls. T2 N R07E S04 NE1/4 CHSC117736 CHSC Horkelia tridentata var. tridentata Lowell Ahart 21355 2016-9-21 Tehama A little east of the large bog, about 300 yards east of the spring, east of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. T2 N R04E S25 SW1/4 CHSC122342 CHSC Horkelia tridentata var. tridentata Lowell Ahart 21965 2019-5-22 Butte Area burned by the Camp Fire, about 20 yards west of Rim Road, east of power tower, about 2 miles north of Highway 70, 2 miles (air) east of Concow Reservoir. TRS: T2 N, R4E, northwest 1/4 Section 13. CHSC48854 CHSC Horkelia tridentata var. tridentata Vernon Oswald 743 1983-6-22 Butte Near Humboldt Rd. (to Butte Meadows) 2.1 mi n-e of Calif. Hwy 32. T2 N R04E S0 W corner CHSC56996 CHSC Horkelia tridentata var. tridentata Steven Triano 156 1988-5-07 Tehama Field ca 40 ft s of Hwy. 36 and 0.2 mi e of its jct. with Battle Creek. T2 N R03E S2 W1/4 USGS Quadrangle: Lassen Peak 1:64,000 CHSC65063 CHSC Horkelia tridentata var. tridentata Vernon H. Oswald 7097 1995-7-17 Tehama High Cascade Range. Forest Road 2 N22 0.3 W of Hwy. 89, ca. 2 mi S of the S boundary of Lassen Volcanic National Park. T29N R04E S10 SE1/4 of NW1/4 CHSC69151 CHSC Horkelia tridentata var. tridentata Lowell Ahart 7833 1997-8-07 Yuba On the north side of the dirt road, northwest of the bridge across Indian Creek, about 3 miles (air) east of Challenge. T1 N R07E S21 SE1/4 CHSC71324 CHSC Horkelia tridentata var. tridentata Vernon H. Oswald 9229 1998-6-22 Lassen Champs Flat Rd. (A-21) 1.6 mi north of Hwy. 44, ca. 18 air mi north of Westwood. T3 N R08E S13 SE1/4 of NE1/4 CHSC82271 CHSC Horkelia tridentata var. tridentata M. S. Taylor 2613 1980-5-08 Butte Ca. 3 mi n of Forest Ranch, ca. 1 mi e of Hwy 32. T2 N R03E S33 E1/2 of NW1/4 USGS Quadrangle: Paradise NW CHSC83645 CHSC Horkelia tridentata var. tridentata L. P. Janeway 7219 2001-6-24 Tehama High Canonterey Point ridge 0.2 km southwest of Road 2 N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop. T28N R03E S17 SE1/4 of NW1/4 USGS Quadrangle: Lyonsville 1:24,000 CHSC86587 CHSC Horkelia tridentata var. tridentata L. P. Janeway 7827 2003-6-13 Butte Northern High Sierra Nevada. North side of South Fork Feather River arm of Lake Oroville, 280 m east of the north end of Enter-prise Bridge. T1 N R06E S06 NE1/4 of NE1/4 USGS Quadrangle: Forbestown 1:24,000 CHSC92019 CHSC Horkelia tridentata var. tridentata Lowell Ahart 12189 2005-7-23 Nevada South of the power lines, about 100 yards west of the paved road, southwest of Lake Spaulding, about 1/2 mile north of Highway 20. T1 N R12E S2 W1/4 CHSC94191 CHSC Horkelia tridentata var. tridentata Lowell Ahart 12909 2006-7-3 Plumas On Lumpkin Ridge, about 4 miles (air) northeast of Camp 18, near the southwest edge of a dry open basalt flat. T2 N R08E S1 W1/4 CHSC94367 CHSC Horkelia tridentata var. tridentata Lowell Ahart 13021 2006-7-19 Tehama Open meadow area just east of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. T2 N R04E S11 SE1/4 CHSC96790 CHSC Horkelia tridentata var. tridentata Lowell Ahart 13904 2007-5-22 Butte Around the southeast edge of a large bare granite opening (about an acre in size), northeast of Little Bald Rock, about 300 yards east of Bean Creek Road, about 16 miles (air) northeast of Oroville. T2 N R06E S20 NE1/4 CHSC99565 CHSC Horkelia tridentata var. tridentata L. P. Janeway 9387 2008-5-26 Butte Northern High Sierra Nevada. Saddle at head of Empire Creek, about 1.6 km west of Flea Valley. T2 N R04E S27 SE1/4 of NE1/4 USGS Quadrangle: Paradise East 1:24,000 DAV326093 DAV Horkelia tridentata var. tridentata G. F. Hrusa 12961 1996-6-10 Shasta Shasta County: Along USFS S16 approx. 1 mile N of Hwy 44 intersection. Lassen National Forest. DAV326094 DAV Horkelia tridentata var. tridentata G. K. Helmkamp 12364 2007-6-20 El Dorado El Dorado County: Northern Sierra Nevada Mountains: along Mormon Emigrant Trail, 13.2 miles ESE of its junction with Sly Park Road at Jenkinson Lake. DAV326095 DAV Horkelia tridentata var. tridentata G. K. Helmkamp 12061 2007-5-23 Placer Placer County: Northern Sierra Nevada Mountains: Humbug Canon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville. DAV326096 DAV Horkelia tridentata var. tridentata G. K. Helmkamp 12261 2007-6-6 El Dorado El Dorado County: Northern Sierra Nevada Mountains: along Mormon Emigrant Trail, 8.3 miles east of its junction with Sly Park Road. DAV326097 DAV Horkelia tridentata var. tridentata G. K. Helmkamp 10515 2006-5-20 El Dorado El Dorado County: Northern Sierra Nevada: ca. 5 air mi off CA Hwy 193, E of Georgetown; 1.7 N of Wentworth Springs Road on Bottlehill Road (junction just E of Balderson Station). DAV326098 DAV Horkelia tridentata var. tridentata G. K. Helmkamp 9747 2005-7-31 El Dorado El Dorado County: Northern Sierra Nevada: 20 WSW of Lake Tahoe; Ice House Road, N of CA Highway 50 and 1.5 mi. S of junction with Ice House Reservoir. DAV326099 DAV Horkelia tridentata var. tridentata Joseph M. DiTomaso 475 1976-5-23 Butte Butte County: Peninsula on south side of Lake Oroville. DAV326100 DAV Horkelia tridentata var. tridentata E. B. Copeland 370 1929-7-23 Butte Butte County: Jonesville. DAV326101 DAV Horkelia tridentata var. tridentata Ellen Dean 7388 2012-6-24 Shasta Shasta County: Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. HSC227154 HSC Horkelia tridentata var. tridentata Richard Spjut 469 1970-7-18 Siskiyou 8 mi. E of Mt. Shasta just off Hwy. 89 HSC227155 HSC Horkelia tridentata var. tridentata D.H. Norris 19508 1971-6-23 Modoc Big Valley Summit, 6 W of Adin on Hwy. 299 HSC227156 HSC Horkelia tridentata var. tridentata D.H. Norris 19114 1971-6-21 Shasta Along Hwy. 44 about 10 mi. E of Shingletown HSC227157 HSC Horkelia tridentata var. tridentata Thomas W. Nelson 1353 1974-6-17 Placer Along Hwy. 80 at its junction with Blue Canon Rd., 9 W of Placer-Nevada County line HSC227158 HSC Horkelia tridentata var. tridentata Thomas W. Nelson 5969 1980-7-05 Siskiyou Fowler's Campground JEPS107860 UCJEPS Horkelia tridentata subsp. tridentata Lowell Ahart 12189 2005-7-23 Nevada South of the power lines, about 100 yards west of the paved road, southwest of Lake Spaulding, about 1/2 mile north of Highway 20 JEPS108715 UCJEPS Horkelia tridentata subsp. tridentata Lowell Ahart 13021 2006-7-19 Tehama Open meadow area just east of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows JEPS108716 UCJEPS Horkelia tridentata subsp. tridentata Lowell Ahart 12909 2006-7-3 Plumas On Lumpkin Ridge, about 4 miles (air) northeast pf Camp 18, near the southwest edge of a dry open basalt flat JEPS113241 UCJEPS Horkelia tridentata subsp. tridentata Lowell Ahart 13904 2007-5-22 Butte Around the southeast edge of a large bare granite opening (about an acre in size), northeast of Little Bald Rock, about 300 yards east of Bean Creek Road, about 16 miles (air) northeast of Oroville JEPS116582 UCJEPS Horkelia tridentata subsp. tridentata Julie Kierstead Nelson, Rhonda Posey 2007-019 2007-6-15 Siskiyou North side of Mt. Shasta, south of Hwy 97, along Forest Service Rd. 4 N84 Mt. Shasta (in area burned by Hotlum Fire Feb 2006; ca. 4 mi NE of Town of Weed) JEPS120279 UCJEPS Horkelia tridentata var. tridentata Barbara Ertter, R. K. Brummitt, K. VanZuuk, S. Namoff 21031 2012-6-12 Placer across Forest Road 24 from Parker Flat OHV staging area, SE of Sugarpine Reservoir ca 10.5 airmiles ENE of Colfax JEPS121742 UCJEPS Horkelia tridentata var. tridentata L. P. Janeway 11226 2014-4-15 Yuba Northern High Sierra Nevada. Plumas National Forest; about halfway between Summit Hill and New Bullards Bar Reservoir (North Yuba River), near Road 1 N01A close to its lower end. JEPS123872 UCJEPS Horkelia tridentata var. tridentata Lowell Ahart 20126 2015-4-30 Yuba About 3/4 mile (air) southeast of Woodleaf. JEPS124020 UCJEPS Horkelia tridentata var. tridentata Lowell Ahart 20239 2015-6-16 Butte About 4 miles (by road) northwest of Fall River Bridge, about 5 1/2 miles (air) northwest of Camp 18, about 9 miles (air) northeast of Feather Falls. JEPS130302 UCJEPS Horkelia tridentata var. tridentata Lowell Ahart 21965 2019-5-22 Butte About 20 yards west of Rim Road, east of power tower, about 2 miles north of Highway 70, about 2 miles (air) east of Concow Reservoir. JEPS29823 UCJEPS Horkelia tridentata subsp. tridentata Rimo Bacigalupi, L. R. Heckard 8567 1962-5-31 El Dorado 5.4 mi s of Pollock Pines (along Sly Park Road); Sly Park Road JEPS44536 UCJEPS Horkelia tridentata subsp. tridentata Willis L. Jepson 10067 1923-8-08 Calaveras Dorrington JEPS44553 UCJEPS Horkelia tridentata subsp. tridentata Adele Lewis Grant 848 1916-7-11 Tuolumne Hetch Hetchy JEPS88752 UCJEPS Horkelia tridentata subsp. tridentata Dean W. Taylor 13521 1993-5-26 Siskiyou ca 400 m e Forest Road 4 N04 and right-of-way PG&E natural gas pipeline (1 mi nw Timbered Crater, on border of narrow meadows along unnamed creek tributary to Abode Flat); Modoc Plateau, nw Timbered Crater JEPS96958 UCJEPS Horkelia tridentata subsp. tridentata Dean W. Taylor 16007 1997-5-30 Tehama Ponderosa Way in canyon Soap Creek OBI133399 OBI Horkelia tridentata var. tridentata Anthony Baniaga 425 2011-7-7 Shasta Lassen Natl Forest. About a 1/2 mi SW of Signal Butte. Swains Hole quad. T3 N R6E sec 7 NE of SE OBI133401 OBI Horkelia tridentata var. tridentata Lewis S. Rose 67110 1967-6-12 Plumas Butterfly Valley, ca 3 W of Keddie POM203394 RSA Horkelia tridentata subsp. tridentata F. W. Peirson 10169 1932-7-14 Shasta Eiler Butte, Thousand-Lake Basin RSA0045138 RSA Horkelia tridentata subsp. tridentata George K. Helmkamp 19343 2012-7-6 El Dorado Ice House Road, 0.4 mile north of Ice House village, 10.9 miles north of the junction with US-50.; Riverton 7.5′ Q. RSA0160431 RSA Horkelia tridentata var. tridentata Edward F. Anderson 2286 1916-5-17 Mariposa Yosemite. RSA0161013 RSA Horkelia tridentata var. tridentata Edward F. Anderson 2330 2008-4-22 Mariposa Yosemite. [Yosemite Valley and lower elevation foothills of the Sierras. - L. Gross 1/9/19] RSA739793 RSA Horkelia tridentata subsp. tridentata George K. Helmkamp 12261 2007-6-6 El Dorado along Mormon Emigrant Trail, 8.3 miles east of its junction with Sly Park Road; Old Iron Mountain 7.5' Q. RSA782549 RSA Horkelia tridentata var. tridentata George K. Helmkamp 15178 2009-7-12 Placer Along Foresthill Road 10.3 miles northeast of the town of Foresthill; Michigan Bluff 7.5' Q. RSA791381 RSA Horkelia tridentata subsp. tridentata George K. Helmkamp 19009 2012-5-18 El Dorado Along Mormon Emigrant Trail, 0.1 mi east of Pebble Canon Road, Southeast of Pollock Pines, South of US Hwy 50.; 7.5' Old Iron Mountain RSA85212 RSA Horkelia tridentata subsp. tridentata F. W. Peirson 6781 1926-6-21 Butte Butte Meadow, Humboldt Road SBBG165893 SBBG Horkelia tridentata var. tridentata G. K. Helmkamp 19009 2012-5-18 El Dorado Mormon Emigrant Trail, 0.1 mi E of Pebble Cyn Rd, SE of Pollock Pines, S of US Hwy 50 SBBG165894 SBBG Horkelia tridentata var. tridentata G. K. Helmkamp 19076 2012-5-28 El Dorado 1.1 mi E of the E dam of Jenkinson Lake via Mormon Emigrant Trail, then 0.6 mi SE toward Fleming Meadow (?) on an unnamed rd off Bonetti Rd SD00045375 SD Horkelia tridentata var. tridentata D.E. Breedlove 62627 1986-6-05 Amador W slope of Canon Pass above Ham Station SD00045376 SD Horkelia tridentata var. tridentata E.B. Copeland 370 1929-7-23 Butte Jonesville SD00045377 SD Horkelia tridentata var. tridentata George K. Helmkamp 17985 2011-8-6 Amador Northern Sierra Nevada Mountains: Ellis Road, 0.2 miles south of its junction with CA-88 (Peddler Hill 7.5'Q) SD00045378 SD Horkelia tridentata var. tridentata G.K Helmkamp 15178 2009-7-12 Placer Sierra Nevada Mountains Foothills: along Foresthill Road, 10.3 miles northeast of the town of Foresthill (Michigan Bluff 7.5'Q) SD00045379 SD Horkelia tridentata var. tridentata G.K. Helmkamp 12261 2007-6-6 El Dorado Northern Sierra Nevada Mountains: along Mormon Emigrant Trail, 8.3 miles east of its junction with Sly Park Road (Old Iron Mountain 7.5' Q) SJSU13387 SJSU Horkelia tridentata var. tridentata C.W. Sharsmith 5577 1948-6-24 Tuolumne near Hog Ranch Meadow SJSU8348 SJSU Horkelia tridentata var. tridentata W. Savage 721 1971-7-07 Alpine Hells Kitchen Vista Point on Hwy 4 c. 0.5 mi S of Tamarack Lodge (c. 5 N of Ebbetts Pass) SJSU8522 SJSU Horkelia tridentata var. tridentata D.L. Sanders 43 1957-4-18 Calaveras above San Antonio Cr, White Pines THRI-SEKI6686 THRI Horkelia tridentata subsp. tridentata Stocking, S.K. 63-30 1963-6-19 Unknown Panoramic Pt, Park Ridge THRI-SEKI6687 THRI Horkelia tridentata subsp. tridentata Stocking, S.K. 63-62 1963-7-05 Unknown Hwy 180 Old Dump THRI-SEKI6688 THRI Horkelia tridentata subsp. tridentata Norris, Larry L. 466 1983-7-06 Unknown S Crescent Mdw Parking Area, Giant Forest THRI-SEKI6689 THRI Horkelia tridentata subsp. tridentata Rockwell, Jack A. 67-0165 1967-7-09 Unknown Indian Basin UC1037233 UCJEPS Horkelia tridentata subsp. tridentata Leo Whitney 3036 1933-8-20 Lassen ca 25 mi w upper end of Eagle Lake (Hall's Flat); Lassen National Forest UC1073313 UCJEPS Horkelia tridentata subsp. tridentata George B. Rossbach 302 1955-5-21 El Dorado n Rt. 50 (near Pacific); S. Fork American River UC1075097 UCJEPS Horkelia tridentata subsp. tridentata E. K. Balls, L. W. Lenz 20478 1955-5-12 Nevada 1 mi nw Nevada City limit (along state hwy 49) UC1128150 UCJEPS Horkelia tridentata subsp. tridentata G. T. Nordstrom 149 1935-6-21 Placer 3 mi n by bw Mammoth Springs; Colfax quad, Tahoe National Forest UC1128151 UCJEPS Horkelia tridentata subsp. tridentata W. E. Bullard 140 1935-7-08 Fresno top Bald Mtn (Corlew Meadow); Kaiser Quad, Sierra National forest UC1128152 UCJEPS Horkelia tridentata subsp. tridentata W. B. Augustine 179 1935-7-06 Tuolumne Miguel Meadow Yosemite quad UC1128153 UCJEPS Horkelia tridentata subsp. tridentata N. French 359 1934-5-24 Placer N. Fork of N. Fork American River Tahoe National Forest, Colfax Quadrangle UC114312 UCJEPS Horkelia tridentata subsp. tridentata C. A. Purpus 1770 1897-6-01 Tulare Middle Tulare River UC12356 UCJEPS Horkelia tridentata subsp. tridentata H. N. Bolander 6292 1866-1-01 Mariposa Clark's Yosemite National Park UC12372 UCJEPS Horkelia tridentata subsp. tridentata Alice Eastwood 1898-6-04 Fresno Sequoia Mills UC12373 UCJEPS Horkelia tridentata subsp. tridentata Milo S. Baker 1893-6-20 Modoc UC12374 UCJEPS Horkelia tridentata subsp. tridentata Bolander 6292 1941-6-18 Mariposa Clark's Ranch UC12375 UCJEPS Horkelia tridentata subsp. tridentata C. B. Bradley 1879-1-01 Siskiyou UC12376 UCJEPS Horkelia tridentata subsp. tridentata Milo S. Baker 1894-6-01 Shasta Goose Valley UC1237938 UCJEPS Horkelia tridentata subsp. tridentata John Weiler, A. P. Nelson 61241 1961-5-26 Plumas 2.3 e Deer Creek Pass (along routes 36 and 89) UC1283728 UCJEPS Horkelia tridentata subsp. tridentata Beecher Crampton 7114 1964-7-21 Placer below Blue Canon weather station (along US Hwy 40) UC14174 UCJEPS Horkelia tridentata subsp. tridentata W. C. Blasdale 1895-5-23 Mariposa Cocker's UC14234 UCJEPS Horkelia tridentata subsp. tridentata Chesnut, Drew 1889-6-22 Tuolumne Sugar Pine UC14290 UCJEPS Horkelia tridentata subsp. tridentata H. M. Hall, E. B. Babcock 3323 1902-7-01 Tuolumne Hog Ranch vicinity Yosemite National Park UC1584623 UCJEPS Horkelia tridentata subsp. tridentata Dean W. Taylor 9549 1988-4-14 Shasta vicinity of Montgomery Creek Pit River Canon, Montgomery Creek 15' quad UC1731453 UCJEPS Horkelia tridentata subsp. tridentata Dean W. Taylor 13637 1993-6-15 Shasta ridgetop 1 mi. w. Yellowjacket Mt. (at Point 4881); Canon (CaRH) UC1736392 UCJEPS Horkelia tridentata subsp. tridentata Dean W. Taylor 4084 1974-7-13 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak, UC1736393 UCJEPS Horkelia tridentata subsp. tridentata Dean W. Taylor 5372 1975-8-24 Shasta Lassen National Forest, Thousand Lakes Wilderness, vicinity of Magee Peak , along trail at border of the wilderness area UC1736394 UCJEPS Horkelia tridentata subsp. tridentata Dean W. Taylor 381 1970-6-10 Fresno Bearskin Meadow, 4 miles N of Quail Flat along Generals Highway Forest Road 13S01 UC1736395 UCJEPS Horkelia tridentata subsp. tridentata Dean W. Taylor 9549 1988-4-14 Shasta vicinity of Montgomery Creek, near a spring UC1736396 UCJEPS Horkelia tridentata subsp. tridentata Dean William Taylor 218 1969-6-07 Tuolumne Along Highway 108 Long Barn UC1736656 UCJEPS Horkelia tridentata subsp. tridentata Dean W. Taylor 13460 1993-5-22 Shasta 2.5 road mi E of Sanford Pass on Forest Road 3 N20; Trinity Mountains, Sacramento River drainage (ca. 5 air mi W Lamoine), Slate Creek watershed UC176390 UCJEPS Horkelia tridentata subsp. tridentata A. A. Heller 10793 1913-6-07 Butte near Stirling UC185648 UCJEPS Horkelia tridentata subsp. tridentata Dr. E. B. Copeland 3865 1903-9-05 Siskiyou Igerna UC2014127 UCJEPS Horkelia tridentata var. tridentata Ellen Dean, K. Mawdsley, M. Starbuck, M. Luzan Anzola, P. Berry 7388 2012-6-24 Shasta Shasta County: Along Hwy 44, ca. 10 miles E of Shingletown. North and south sides of road. UC2014144 UCJEPS Horkelia tridentata var. tridentata Ellen Dean, T. Starbuck, M. Starbuck, G. Golden, J. Ong, A. Ayalon, C. Loughran 7134 2011-8-8 El Dorado El Dorado County: Lake Tahoe Basin. Sugar Pine Point State Park on W side of Hwy. 89. Meadow known as 'Olympic Meadow' on S side of South Fire Road, just E of bridge known as 'Second Bridge.' About 100 feet south of road. UC2026981 UCJEPS Horkelia tridentata var. tridentata Anthony Baniaga 425 2011-7-7 Shasta Lassen National Forest. About a 1/2 mile S of Signal Butte UC203610 UCJEPS Horkelia tridentata subsp. tridentata A. A. Heller 11413 1914-5-18 Butte near Forest Ranch; west slope of the Sierra UC2081568 UCJEPS Horkelia tridentata var. tridentata Barbara Ertter 7257 1987-7-11 Tuolumne Highway 108 2.3 W of junction to Kennedy Meadows, 0.9 mi W of Douglas Picnic Ground. UC2081570 UCJEPS Horkelia tridentata var. tridentata Barbara Ertter 7646 1988-6-19 Butte Butte Co. (N tip): Ca 1/2 W of Jonesville on road to Butte Meadow. UC2081571 UCJEPS Horkelia tridentata var. tridentata Barbara Ertter 8697 1989-7-04 Tehama 1.4 mi E of Mineral on Highway 36 at Conard Grove LP, upper edge of Battle Creek Meadows along Nanny Creek. UC2081573 UCJEPS Horkelia tridentata var. tridentata Barbara Ertter 8925 1990-5-05 Tuolumne Ackerson Meadow area on Evergreen Road to Mather 4.2 miles from Highway 120 at Big Oak Flat. UC2081574 UCJEPS Horkelia tridentata var. tridentata Barbara Ertter 8986 1990-5-14 Plumas East of Round Valley Reservoir west of Crescent Mills. UC2081579 UCJEPS Horkelia tridentata var. tridentata Barbara Ertter 15780 1997-8-29 Fresno West side Markwood Meadow ca 5 air miles E of Shaver Lake (town). UC2081580 UCJEPS Horkelia tridentata var. tridentata Barbara Ertter 11212 1992-6-14 Tehama 2 miles SE of Mill Creek crossing on Ponderosa Way (Lassen National Forest Rd 2 N29), ca 13 air miles SW of Mineral. UC2081581 UCJEPS Horkelia tridentata var. tridentata Barbara Ertter 8948 1990-5-13 Tehama 0.1 W of Lassen Lodge fire station on Highway 36, ca 7 1/2 W of Mineral. UC2081582 UCJEPS Horkelia tridentata var. tridentata Barbara Ertter 15680 1997-6-12 Nevada Bowman Lake Road ca 4 mi from Highway 20, junction at meadow to Fuller Lake, ca 4 air mi NNE of Emigrant Gap on I-80. UC2081696 UCJEPS Horkelia tridentata subsp. tridentata Barbara Ertter 14741 1996-6-07 Fresno S side of Dinkey Creek at bridge below campground area, ca 8 air miles SE of Shaver Lake, Sierra NF. UC2081722 UCJEPS Horkelia tridentata subsp. tridentata Barbara Ertter 14866 1996-6-08 Fresno 1.2 miles N of pond on Sierra NF Road 11S0 W of Wishon Reservoir, W side of Granite Gorge above N Fork Kings River, ca 18 air mi ESE of Shaver Lake. UC221640 UCJEPS Horkelia tridentata subsp. tridentata H. E. Brown 479 1897-7-01 Siskiyou n side Mt. Shasta UC221752 UCJEPS Horkelia tridentata subsp. tridentata Dr. Edward Palmer 2448 1892-7-13 Siskiyou Mount Shasta vicinity UC249637 UCJEPS Horkelia tridentata subsp. tridentata Joseph P. Tracy 5761 1921-5-23 Calaveras near Avery; Sierra Nevada Mtns UC398920 UCJEPS Horkelia tridentata subsp. tridentata E. B. Copeland 370 1929-7-23 Butte Jonesville UC406877 UCJEPS Horkelia tridentata subsp. tridentata David D. Keck, Wm. M. Heusi 284 1927-7-14 Tuolumne Hog Ranch, Mather Sierra Nevada UC453992 UCJEPS Horkelia tridentata subsp. tridentata I. J. Condit 1911-7-05 Siskiyou near Shasta Retreat; Summit of Mt. Bradley UC453993 UCJEPS Horkelia tridentata subsp. tridentata I. J. Condit 1911-7-04 Shasta Shasta Retreat UC473554 UCJEPS Horkelia tridentata subsp. tridentata L. S. Rose 1931-4-14 Plumas Woodleaf UC481099 UCJEPS Horkelia tridentata subsp. tridentata W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson Mount Shasta UC481106 UCJEPS Horkelia tridentata subsp. tridentata Lewis C. Rosenbaum 1916-6-03 Shasta Castelle; n bank of Sacramento River UC481567 UCJEPS Horkelia tridentata subsp. tridentata H. F. Copeland 1226 1929-6-09 Butte Jonesville UC481568 UCJEPS Horkelia tridentata subsp. tridentata L. F. Robbins 1928-6-29 El Dorado above Placerville UC501585 UCJEPS Horkelia tridentata subsp. tridentata Frank W. Peirson 1932-7-09 Shasta Burney Spring UC525515 UCJEPS Horkelia tridentata subsp. tridentata Ethel Crum 1493 1933-6-17 Tuolumne Sonora Pass Rd Sugar Pine UC54359 UCJEPS Horkelia tridentata subsp. tridentata H. M. Hall, E. B. Babcock 4052 1903-6-01 Siskiyou near Sisson; Sierra Nevada UC545659 UCJEPS Horkelia tridentata subsp. tridentata Alice Eastwood, John Thomas Howell 1934-4-20 Siskiyou Weed UC545673 UCJEPS Horkelia tridentata subsp. tridentata Louis C. Wheeler 2821 1934-6-29 Siskiyou Beaver Creek Siskiyou Mts., Mt. Diablo Mer UC545674 UCJEPS Horkelia tridentata subsp. tridentata Milo S. Baker 8093 1935-6-26 Plumas near Canon Hwy 39); Child's Meadow UC545845 UCJEPS Horkelia tridentata subsp. tridentata Mrs. H. P. Bracelin 360 1931-5-30 Tehama 1 mi w Mineral (Mill Creek) UC567176 UCJEPS Horkelia tridentata subsp. tridentata G. T. Nordstrom 149 1934-6-21 Placer 3 mi n Mammoth Springs (s of Monumental Hill); Colfax quad, North Fork of American River UC570577 UCJEPS Horkelia tridentata subsp. tridentata Frank W. Peirson 11551 1935-7-23 Calaveras Big Meadow N. Fork Stanislaus River Region UC578060 UCJEPS Horkelia tridentata subsp. tridentata A. D. Gifford 279 1934-6-19 El Dorado ridge to w Plum Creek (a tributary of the South Fork American River); Pyramid Peak quad UC578653 UCJEPS Horkelia tridentata subsp. tridentata J. A. Rutter 219 1935-7-22 Tuolumne w Cherry Creek (Woods Meadows, tributary to Tuolumne River); Yosemite Quad. UC595114 UCJEPS Horkelia tridentata subsp. tridentata David D. Keck, A. Gustafsson 4890 1938-8-09 Shasta 1/2 mi e Burney Spring (s side of mtn); Burney Mtn. UC600377 UCJEPS Horkelia tridentata subsp. tridentata H. F. Copeland 1930-7-24 Butte Jonesville UC64464 UCJEPS Horkelia tridentata subsp. tridentata H. M. Hall, H. P. Chandler 68 1900-6-15 Fresno Pine Ridge Sierra Nevada UC675308 UCJEPS Horkelia tridentata subsp. tridentata Geo. Hansen 294 1892-7-01 Amador Antelope UC675309 UCJEPS Horkelia tridentata subsp. tridentata Geo. Hansen 985 1892-7-01 Amador Silver Lake UC69381 UCJEPS Horkelia tridentata subsp. tridentata J. Burtt Davy 1552 1895-5-18 Calaveras near Sperry's Hotel UC702208 UCJEPS Horkelia tridentata subsp. tridentata Annie M. Alexander, Louise Kellogg 3609 1944-6-02 Tuolumne Twain Harte Post Office Sierra Nevada UC702210 UCJEPS Horkelia tridentata subsp. tridentata Annie M. Alexander, Louise Kellogg 3753 1944-6-23 Tuolumne Dardanelle UC703137 UCJEPS Horkelia tridentata subsp. tridentata Alice Eastwood, John Thomas Howell 9734 1941-7-09 Tehama Log Spring Ridge between Log Spring and Government Flat UC711827 UCJEPS Horkelia tridentata subsp. tridentata Roxana S. Ferris, Laura Lorraine 10493 1941-8-10 Shasta 3-4 mi e Bratle and McCloud (State Hwy 89) UC73032 UCJEPS Horkelia tridentata subsp. tridentata Milo S. Baker 1893-1-01 Modoc Lava Beds UC747003 UCJEPS Horkelia tridentata subsp. tridentata G. T. Robbins 975 1943-3-28 El Dorado 5 mi ne Camino (along Mace Rd) UC747267 UCJEPS Horkelia tridentata subsp. tridentata G. Thomas Robbins 1036 1943-4-25 El Dorado 3 mi e Camino (C. C. C. Camp Snowline grounds) UC750541 UCJEPS Horkelia tridentata subsp. tridentata Lewis S. Rose 46178 1946-6-23 Placer n Cisco (Rainbow) UC75493 UCJEPS Horkelia tridentata subsp. tridentata Milo S. Baker 342 1898-7-10 Shasta Stalker's UC758289 UCJEPS Horkelia tridentata subsp. tridentata Fred G. Meyer, Lillian E. Meyer 2217 1947-7-02 Fresno near Dinky Creek; Sierra National Forest UC764030 UCJEPS Horkelia tridentata subsp. tridentata Robert F. Hoover 1303 1936-6-18 Alpine Douglas Station UC860235 UCJEPS Horkelia tridentata subsp. tridentata Marcus E. Jones 3291 1882-5-27 Placer Emigrant Gap UC860236 UCJEPS Horkelia tridentata subsp. tridentata A. A. Heller 12705 1917-6-17 Placer below Cisco (along the Yuba River) UC860237 UCJEPS Horkelia tridentata subsp. tridentata A. A. Heller 12565 1916-8-24 Siskiyou near Sisson UC860238 UCJEPS Horkelia tridentata subsp. tridentata A. A. Heller 12043 1915-6-27 Butte Jonesville Sierra Nevada UC860239 UCJEPS Horkelia tridentata subsp. tridentata A. A. Heller 11413 1914-5-18 Butte near Forest Ranch; west slope of the Sierra UC860240 UCJEPS Horkelia tridentata subsp. tridentata Alice Eastwood 506 1912-6-20 Nevada Grass Valley UC860563 UCJEPS Horkelia tridentata subsp. tridentata C. L. Hitchcock 6597 1940-5-26 Lassen ca 12 mi n Fall River (on Fall River) UC903062 UCJEPS Horkelia tridentata subsp. tridentata Ethel Crum 1247 1931-8-08 Fresno sw Shaver Lake (Dinky Meadows); Sierra Nevada UC932071 UCJEPS Horkelia tridentata subsp. tridentata Verne Grant, Alva Grant 8581 1948-6-13 Plumas 1 mi from Canon Oroville Rd) UCR0043259 UCR Horkelia tridentata subsp. tridentata George K. Helmkamp 19343 2012-7-6 El Dorado Ice House Road, 0.4 mile north of Ice House village, 10.9 miles north of the junction with US-50 UCR0043261 UCR Horkelia tridentata subsp. tridentata George K. Helmkamp 19009 2012-5-18 El Dorado along Mormon Emigrant Trail, 0.1 mile east of Pebble Canon Road, SE of Pollock Pines, S of US Hwy 50 UCR0043262 UCR Horkelia tridentata subsp. tridentata George K. Helmkamp 19076 2012-5-28 El Dorado 1.1 miles east of the E dam of Jenkinson Lake via Mormon Emigrant Trail, then 0.6 mile SE toward Fleming Meadow (?) on an unnamed road off Bonetti Rd. UCR0043264 UCR Horkelia tridentata subsp. tridentata George K. Helmkamp 15178 2009-7-12 Placer along Foresthill Road 10.3 miles northeast of the town of Foresthill UCR0043266 UCR Horkelia tridentata subsp. tridentata George K. Helmkamp 13615 2008-6-9 Amador Panther Creek Road, 0.1 mile south of its junction with CA-88, jct. is 4.0 miles east of Cook's Station UCR0043267 UCR Horkelia tridentata subsp. tridentata George K. Helmkamp 13717 2008-6-23 Amador Dufrene Road, 0.1 mile south of its junction with CA-88, between Mormon Emigrant Trail and Hamms Station UCR0043268 UCR Horkelia tridentata subsp. tridentata George K. Helmkamp 12044 2007-5-22 El Dorado Sly Park Road, 2.8 miles southeast of US-50 UCR0043269 UCR Horkelia tridentata subsp. tridentata George K. Helmkamp 12261 2007-6-6 El Dorado along Mormon Emigrant Trail, 8.3 miles east of its junction with Sly Park Road UCR0043272 UCR Horkelia tridentata subsp. tridentata George K. Helmkamp 12364 2007-6-20 El Dorado along Mormon Emigrant Trail, 13.2 miles ESE of its junction with Sly Park Road at Jenkinson Lake UCR0043274 UCR Horkelia tridentata subsp. tridentata George K. Helmkamp 10515 2006-5-20 El Dorado c. 5 air mi off Calif. Hwy 193, east of Georgetown; 1.7 N of Wentworth Springs Road on Bottlehill Road (junction just east of Balderson Station) UCR0043275 UCR Horkelia tridentata subsp. tridentata George K. Helmkamp 9747 2005-7-31 El Dorado 20 WSW of Lake Tahoe; Ice House Road, N of Calif. Highway 50 and 1.5 mi south of junction with Ice House Reservoir UCR0043278 UCR Horkelia tridentata subsp. tridentata George K. Helmkamp 12334 2007-6-12 Nevada Spaulding Lake Road, 0.3 mile north of its junction with Hwy CA-20 UCR0043279 UCR Horkelia tridentata subsp. tridentata George K. Helmkamp 12061 2007-5-23 Placer Humbug Canon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville UCR0043280 UCR Horkelia tridentata subsp. tridentata George K. Helmkamp 14942 2009-6-10 Shasta Alvord Road, 0.2 mile south of its junction with CA-44, junction is 1.1 miles east of Shingletown UCR0043281 UCR Horkelia tridentata subsp. tridentata George K. Helmkamp 14974 2009-6-11 Shasta Long Hay Flat Road, 0.1 mile south of CA-44, junction is 8.6 miles east of Shingletown
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