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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
SEINET273071
Plectritis macrocera
G. K. Helmkamp, E. A. Helmkamp
1998-5-14
3663
San Benito
Along CA hwy 25 17.6mi NE of the jct with CA hwy 198
488
Comment
UCR107327
Plectritis macrocera
George K. Helmkamp, E. A. Helmkamp
1998-5-14
3663
Monterey
Along Calif. Hwy 25, 17.6 mi. NE of the jct with Calif. Hwy 198
488
Comment
UCR106707
Plectritis brachystemon
George K. Helmkamp, E. A. Helmkamp
1998-5-18
3775
Santa Clara
Central Coast Range, Mt.Hamilton Rd (Calif. Hwy 130) east of San Jose; 15.2 mi from the W origin of the Hwy
610
Comment
UCR127107
Plectritis ciliosa subsp. insignis
George K. Helmkamp, E. A. Helmkamp
1998-5-19
3822
Monterey
Central Coast Ranges, Salinas Valley Quinado Cyn., 12 mi south of King City along (G-14) Jolon Road
412
Comment
UCR115778
Plectritis brachystemon
George K. Helmkamp, E. A. Helmkamp
2000-4-20
5385
San Luis Obispo
Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd.
183
Comment
UCR184809
Plectritis macrocera
George K. Helmkamp, E. A. Helmkamp
2007-5-7
11966
El Dorado
Foothills, Northern Sierra Nevada Mountains, Pedro Hills Road, 0.5 mile west of its junction with Calif. Hwy 49, junction of roads 5.3 miles south of Cool
311
Comment
UCR187291
Plectritis ciliosa subsp. ciliosa
George K. Helmkamp, E. A. Helmkamp
2007-4-5
11732
Amador
Foothills, Northern Sierra Nevada Mountains, Sutter to Ione Road, 0.4 mi east of CA-49, northeast of Ione
180
Comment
UCR188222
Plectritis brachystemon
George K. Helmkamp, E. A. Helmkamp
2007-5-1
11913
El Dorado
Foothills, Northern Sierra Nevada Mountains, access road to South Fork American River along CA-49, 4.4 miles northwest of Coloma
207
Comment
UCR185232
Plectritis ciliosa subsp. ciliosa
George K. Helmkamp, E. A. Helmkamp
2007-4-23
11788
Amador
Foothills, Northern Sierra Nevada Mountains, along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise
302
Comment
UCR184813
Plectritis ciliosa subsp. ciliosa
George K. Helmkamp, E. A. Helmkamp
2007-5-7
11969
El Dorado
Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 49, 6.1 miles northwest of Placerville
454
Comment
UCR188026
Plectritis brachystemon
George K. Helmkamp, E. A. Helmkamp
2007-4-30
11906
El Dorado
Foothills, Northern Sierra Nevada Mountains, hiking trail leaving from CA-49, 3.4 miles northwest of Placerville
511
Comment
CDA36251
Plectritis ciliosa subsp. ciliosa
G. K. Helmkamp, E. A. Helmkamp
2007-4-23
11788
Amador
Foothills, Northern Sierra Nevada Mountains; Along Bell Road beside Plymouth Creek just east of Calif. Hwy 49 in the vicinity of Enterprise.
Comment
SEINET3271550
Plectritis brachystemon
George K. Helmkamp, E. A. Helmkamp
2007-5-1
11913
El Dorado
Foothills, Northern Sierra Nevada Mountains; access road to South Fork American River along CA-49, 4.4 miles northwest of Coloma
207
Comment
SD239950
Plectritis ciliosa
George K. Helmkamp, E. A. Helmkamp
2012-4-27
18850
El Dorado
Foothills, northern Sierra Nevada Mountains: Mosquito Road north of Placerville, at south side of the crossing of the South Fork American River.
401
Comment
UCR122182
Plectritis brachystemon
George K. Helmkamp, E. A. Helmkamp
2002-4-23
7601
San Benito
Inner South Coast Ranges, County Hwy J-1(Panoche Rd) 15.6 mi SE of its junction with CA Hwy 25; along Tres Pinos Creek
671
Comment
SEINET780299
Plectritis brachystemon
George K. Helmkamp, E. A. Helmkamp
2002-4-23
7601
San Benito
Inner South Coast ranges; County Hwy. J-1 (Panoche Rd.) 15.6 miles SE of its junction with CA-25; along Tres Pinos Creek.
671
Comment
RSA747136
Plectritis ciliosa subsp. insignis
George K. Helmkamp, E. A. Helmkamp
2005-3-30
9272
San Luis Obispo
La Panza Range along Calif. Highway 58 in Calf Canyon, 3.0 mi NE of Santa Margarita
335
Comment
UCR118268
Plectritis ciliosa subsp. insignis
George K. Helmkamp, E. A. Helmkamp
2000-4-24
5514
Monterey
Los Padres National Forest, Nacimiento Rd. (starts about 12 mi north of Gorda), 10.2 mi east of Calif. Hwy 1; at Sherlock Creek
595
Comment
SBBG129006
Plectritis ciliosa subsp. ciliosa
G. K. Helmkamp, E. A. Helmkamp
2012-4-21
18820
Nevada
McCourtney Rd, 0.4 mi E of its jct with Perimeter Rd, 14.5 mi NW (338 deg) of Auburn
407
Comment
UCR87264
Plectritis macrocera
George K. Helmkamp, E. A. Helmkamp
1993-5-4
s.n.
Modoc
35.6 miles NW of Canby along Calif. Hwy 139
1280
Comment
UCR250901
Plectritis macrocera
George K. Helmkamp, Mary Alice Barnes
2013-4-18
20347
Placer
Northern Serrra Nevada Mountains Foothills, Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 deg. ) of Colfax
561
Comment
UCR173523
Plectritis macrocera
George K. Helmkamp, Elizabeth Helmkamp
2006-5-11
10393
Nevada
Northern Sierra Nevada Foothills, Calif. Hwy 49 at the crossing of the South Yuba River (N of Nevada City)
402
Comment
UCR173159
Plectritis ciliosa
George K. Helmkamp, Elizabeth Helmkamp
2006-4-27
10243
El Dorado
Northern Sierra Nevada Foothills, Junction of French Creek Road and Big Canyon Road, 0.5 mi. south of Frenchtown
340
Comment
UCR173492
Plectritis brachystemon
George K. Helmkamp, Elizabeth Helmkamp
2006-4-29
10272
El Dorado
Northern Sierra Nevada Foothills, Rock Creek Road, 5.7 mi. east of Calif. Hwy 193, N of the South Fork of the American River
427
Comment
UCR173678
Plectritis ciliosa
George K. Helmkamp, Elizabeth Helmkamp
2006-4-29
10279
El Dorado
Northern Sierra Nevada Foothills, Rock Creek Road, 5.7 mi. east of Calif. Hwy 193, N of the South Fork of the American River
427
Comment
UCR194922
Plectritis brachystemon
George K. Helmkamp, E. A. Helmkamp
2007-5-27
12170
El Dorado
Northern Sierra Nevada Mountains Foothills, 0.7 mile down a hiking trail northeast of CA-49; trail starting 3.5 miles northwest of Placerville
430
Comment
UCR250625
Plectritis ciliosa subsp. ciliosa
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20398
Calaveras
Northern Sierra Nevada Mountains Foothills, Along CA-26 (West Point-Pioneer Rd.), at the west side of the bridge over North Fork Mokelumne River
654
Comment
UCR237098
Plectritis ciliosa subsp. ciliosa
George K. Helmkamp, E. A. Helmkamp
2012-4-21
18820
Nevada
Northern Sierra Nevada Mountains Foothills, McCourtney Road, 0.4 mile east of its junction with Perimeter Rd., 14.5 mi. NW (338 deg. ) of Auburn
407
Comment
UCR235490
Plectritis ciliosa subsp. insignis
George K. Helmkamp, E. A. Helmkamp
2012-4-27
18850
El Dorado
Northern Sierra Nevada Mountains Foothills, Mosquito Road north of Placerville, at south side of the crossing of the South Fork American River
401
Comment
UCR235446
Plectritis
George K. Helmkamp, E. A. Helmkamp
2012-5-15
18982
Calaveras
Northern Sierra Nevada Mountains Foothills, along Murray Creek Road (Murraydale Ln.), 1.4 miles east of Pope Road in San Andreas
387
Comment
SD241205
Plectritis ciliosa
George K. Helmkamp, E. A. Helmkamp
2012-4-21
18820
Nevada
Northern Sierra Nevada Mountains Foothills: McCourtney Road, 0.4 mile east of its junction with Perimeter Road, 14.5 miles NW (338a^z) Of Auburn (Wolf 7.5'Q)
406
Comment
CAS-BOT-BC516756
Plectritis macrocera
George K. Helmkamp; Mary Alice Barnes
2013-4-18
20337
Placer
Northern Sierra Nevada Mountains foothills: Yankee Jim Road, 0.9 mi E of its jct with Canyon Way, 4.4 mi SE (167 deg. ) of Colfax
561
Comment
UCD137564
Plectritis ciliosa
G. K. Helmkamp; E. A. Helmkamp
2007-5-7
11969
El Dorado
Northern Sierra Nevada Mountains. Along CA-49, 6.1 miles NW of Placerville.
454
Comment
UCD60376
Plectritis macrocera
G. K. Helmkamp; E. A. Helmkamp
2007-5-7
11966
El Dorado
Northern Sierra Nevada Mountains: Pedro Hills Road, 0.5 mile west of its junction with CA-49, junction of roads 5.3 miles south of Cool.
311
Comment
UCD137561
Plectritis ciliosa
G. K. Helmkamp; E. A. Helmkamp
2007-4-5
11732
Amador
Northern Sierra Nevada Mountains: Sutter to Ione Road. 0.4 mile east of CA-49, northeast of Ione.
180
Comment
UCD137540
Plectritis congesta subsp. brachystemon
G. K. Helmkamp; E. A. Helmkamp
2007-5-1
11913
El Dorado
Northern Sierra Nevada Mountains: access road to South Fork American River along CA-49, 4.4 miles northwest of Coloma.
207
Comment
UCD137563
Plectritis ciliosa
G. K. Helmkamp; E. A Helmkamp
2007-4-23
11788
Amador
Northern Sierra Nevada Mountains: along Bell Road beside Plymouth Creek just east of CA-49 in the vicinity of Enterprise.
302
Comment
UCD137541
Plectritis congesta subsp. brachystemon
G. K. Helmkamp; E. A. Helmkamp
2007-4-30
11906
El Dorado
Northern Sierra Nevada Mountains: hiking trail leaving from CA-49, 3.4 miles northwest of Placerville.
511
Comment
UCD137560
Plectritis ciliosa
G. K. Helmkamp; E. A. Helmkamp
2006-4-27
10243
El Dorado
Northern Sierra Nevada: Junction of French Creek Road and Big Canyon Road, 0.5 mile south of Frenchtown.
340
Comment
UCR163612
Plectritis ciliosa subsp. insignis
George K. Helmkamp, E. A. Helmkamp
2005-3-30
9272
San Luis Obispo
Outer South Coast Ranges, La Panza Range along Calif. Highway 58 in Calf Canyon, 3.0 mi NE of Santa Margarita
335
Comment
UCR163618
Plectritis macrocera
George K. Helmkamp, E. A. Helmkamp
2005-3-25
9210
San Luis Obispo
Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek
399
Comment
RSA747032
Plectritis macrocera
George K. Helmkamp, E. A. Helmkamp
2007-5-7
11966
El Dorado
Pedro Hills Road, 0.5 mile west of its junction with Calif. Hwy 49, junction of roads 5.3 miles south of Cool
311
Comment
UCR130106
Plectritis brachystemon
George K. Helmkamp, E. A. Helmkamp
2000-4-24
5573
Monterey
Salinas Valley, 3.0 miles south of Lockwood on Tule Cyn [Interlake] Rd.
244
Comment
UCR121603
Plectritis brachystemon
George K. Helmkamp, E. A. Helmkamp
2002-4-22
7602
San Benito
San Andreas rift zone, Rabbit Valley, along Calif. Hwy 25; 23.7 mi north of Calif. Hwy 198
549
Comment
CLARK-A1045-75
Plectritis ciliosa subsp. insignis
George K. Helmkamp
1978-5-20
Riverside
San Jacinto Mountains 2 miles east of Mountain Center; grassy slope; Idyllwild 15'Q
Comment
UCD137539
Plectritis congesta subsp. brachystemon
G. K. Helmkamp; E. A. Helmkamp
2000-4-20
5385
San Luis Obispo
San Luis Obispo County: Central Coast Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd.
183
Comment
UCR217162
Plectritis ciliosa subsp. ciliosa
George K. Helmkamp, E. A. Helmkamp
2010-5-15
16049
El Dorado
Sierra Nevada Mountains Foothills, Grizzly Flat Road, 4.6 miles west from Cosumnes Mine Road, 3.25 mi. SE (107 deg. ) of Somerset
925
Comment
UCR218150
Plectritis
George K. Helmkamp, Amy Barnes
2010-5-7
15986
Calaveras
Sierra Nevada Mountains Foothills, Michel Road, 0.1 mile east of its junction with Mountain Ranch Road. 5.2 mi. east (92.5 deg. ) of San Andreas
512
Comment
UCR218166
Plectritis brachystemon
George K. Helmkamp, Amy Barnes
2010-5-7
15979
Calaveras
Sierra Nevada Mountains Foothills, Michel Road, 0.1 mile east of its junction with Mountain Ranch Road. 5.2 mi. east (92.5 deg. ) of San Andreas
512
Comment
UCR208264
Plectritis brachystemon
George K. Helmkamp, E. A. Helmkamp
2009-5-7
14631
Placer
Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill
771
Comment
UCR257072
Plectritis ciliosa subsp. insignis
George K. Helmkamp, Amy Barnes
2014-4-23
22784
Placer
Sierra Nevada Mountains Foothills, Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River
290
Comment
UCR256502
Plectritis brachystemon
George K. Helmkamp, Amy Barnes
2014-5-8
22857
Amador
Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek
375
Comment
UCR197413
Plectritis brachystemon
George K. Helmkamp, E. A. Helmkamp
2008-3-18
13198
Calaveras
Sierra Nevada Mountains Foothills, along CA-49 at the crossing of the North Fork of the Calaveras river; 8.3 miles south of Mokelumne Hill
235
Comment
UCR197830
Plectritis ciliosa subsp. insignis
George K. Helmkamp, E. A. Helmkamp
2008-4-11
13239
Calaveras
Sierra Nevada Mountains Foothills, along Fricot City Road, 1.8 miles northwest of CA-49, c. 4.6 miles (air) SE of San Andreas
387
Comment
UCR217870
Plectritis brachystemon
George K. Helmkamp, E. A. Helmkamp
2010-5-22
16086
El Dorado
Sierra Nevada Mountains Foothills, at the junction of Perry Creek Road and Slug Gulch Road, 0.5 mi. northeast of the village of Fairplay
677
Comment
UCR197248
Plectritis brachystemon
George K. Helmkamp, E. A. Helmkamp
2008-4-25
13326
El Dorado
Sierra Nevada Mountains Foothills, junction of Meadowbrook and Bear Creek Roads at Traverse Creek, south of Georgetown
674
Comment
RSA0094835
Plectritis brachystemon
George K. Helmkamp, Amy Barnes
2014-5-8
22857
Amador
Sierra Nevada Mountains Foothills. Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek.
375
Comment
SD237637
Plectritis
G. K. Helmkamp, Amy Barnes
2010-5-7
15986
Calaveras
Sierra Nevada Mountains Foothills: Michel Road, 0.1 mile east of its junction with Mountain Ranch Road; 5.2 mi. east (92a^z) of San Andreas (Calaveritas 7.5'Q). Small canyon beside a creek.
512
Comment
SD236435
Plectritis congesta subsp. brachystemon
G. K. Helmkamp, E. A. Helmkamp
2008-3-18
13198
Calaveras
Sierra Nevada Mountains Foothills: along CA-49 at the crossing of the North Fork of the Calaveras river, 8.3 miles south of Mokelumne Hill
235
Comment
UCR256991
Plectritis
George K. Helmkamp, Mary Alice Barnes
2013-5-13
20584
Amador
Sierra Nevada Mountains, Fiddletown Road, c. 9 miles northeast of its junction with E-16/Shenandoah Rd. near Plymouth
665
Comment
RSA747127
Plectritis congesta subsp. brachystemon
George K. Helmkamp, E. A. Helmkamp
2007-5-1
11913
El Dorado
access road to South Fork American River along CA-49, 4.4 miles northwest of Coloma
207
Comment
RSA747126
Plectritis congesta subsp. brachystemon
George K. Helmkamp, E. A. Helmkamp
1998-6-29
4189
Kern
Tehachapi Mountain Park, 4.2 miles SW of Highline Road along Water Canyon Road
1707
Comment
UCR157775
Plectritis brachystemon
George K. Helmkamp, E. A. Helmkamp
1998-6-29
4189
Kern
Tehachapi Mountains, Tehachapi Mountain Park, 4.2 miles SW of Highline Road along Water Canyon Road
1768
Comment
UCR157819
Plectritis brachystemon
George K. Helmkamp, E. A. Helmkamp
1998-6-29
4155
Kern
Tehachapi Mtns, 2.2 miles east of the Keene turnoff from Calif. Hwy 58 on Woodford to Tehachapi road
793
Comment
UCR123228
Plectritis ciliosa subsp. insignis
George K. Helmkamp, E. A. Helmkamp
2001-5-2
6645
Kern
Temblor Range, [dirt road 0.45 km south of] Calif. Hwy 58, very near the San Luis Obispo Co. line
427
Comment
UCR122437
Plectritis ciliosa subsp. ciliosa
George K. Helmkamp, E. A. Helmkamp
2002-4-24
7542
Madera
Western Sierra Nevada foothills, Auberry Rd (Rd 200/North Fork Rd.) 5.0 mi south of North Fork
503
Comment
UCR122390
Plectritis ciliosa subsp. insignis
George K. Helmkamp, E. A. Helmkamp
2002-4-23
7496
Madera
Western Sierra Nevada foothills, Bass Lake Road, 1 mile southeast of the junction with CA Hwy 41, north of Oakhurst
915
Comment
RSA0042076
Plectritis macrocera
George K. Helmkamp, Mary Alice Barnes
2013-4-18
20347
Placer
Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 ) of Colfax
561
Comment