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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
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JEPS41224
Mentzelia congesta
Frank W. Peirson
1919-6-14
472
Los Angeles
San Gabriel Mountains, Rock Creek
Comment
JEPS41225
Mentzelia congesta
Frank W. Peirson
1923-5-25
3523
Los Angeles
San Gabriel Mountains, Rock Creek
Comment
POM19076
Mentzelia congesta
P. A. Munz
1923-5-25
6799
Los Angeles
Big Rock Creek, San Gabriel Mts.
1280
Comment
POM263282
Mentzelia congesta
J. C. Roos
1937-5-31
547
Los Angeles
Big Pines.
Comment
RSA0014582
Mentzelia congesta
Orlando Mistretta, Christine Mistretta
2011-6-18
5718
Los Angeles
Aliso Cyn drainage, E side of Gleason Cyn on Forest Rd. 4N24.
1508
Comment
RSA0019774
Mentzelia congesta
Orlando Mistretta, Christine Mistretta
2011-6-23
5756
Los Angeles
Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. Area burned in Station Fire (2009).
1680
Comment
RSA0019860
Mentzelia congesta
Orlando Mistretta, Christine Mistretta
2011-6-29
5768
Los Angeles
Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit.
1945
Comment
RSA0097782
Mentzelia congesta
R. G. Swinney
2011-4-26
14521
Los Angeles
San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir
378
Comment
RSA0108881
Mentzelia congesta
R. G. Swinney
2010-5-21
12881
Los Angeles
San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd.
1299
Comment
RSA0110208
Mentzelia congesta
Richard G. Swinney
2011-5-16
14753
Los Angeles
San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19 in upper Big Tujunga Cyn., c. 150m north of lodge on a SW-facing slope, E of the swimming pool.
1220
Comment
RSA0114887
Mentzelia congesta
R. G. Swinney
2011-4-26
14504
Los Angeles
San Gabriel Mountains; Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir.
378
Comment
RSA440382
Mentzelia congesta
Anstruther Davidson
1906-6-1
s.n.
Los Angeles
Rock Creek
Comment
RSA584868
Mentzelia congesta
Tim S. Ross, Steve D. Boyd
1990-6-4
2801
Los Angeles
San Gabriel Mountains: East-West ridge ca. 1400 m N of Mt Gleason: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon.
1549
Comment
RSA585907
Mentzelia congesta
Tim S. Ross, Steve D. Boyd
1990-5-23
2609
Los Angeles
Mt Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon.
1720
Comment
RSA597262
Mentzelia congesta
Tim S. Ross, Steve D. Boyd
1990-6-18
3524
Los Angeles
Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages.
1744
Comment
RSA608364
Mentzelia congesta
Louis C. Wheeler
1968-5-30
s.n.
Los Angeles
San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground.
1433
Comment
RSA69698
Mentzelia congesta
F. W. Peirson
1923-5-25
3523
Los Angeles
along stream on south side of canyon of Rock Creek, San Gabriel Mountains.
1296
Comment
RSA697025
Mentzelia congesta
LeRoy Gross, P. Morton
2004-6-9
1341
Los Angeles
West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.)
1688
Comment
RSA69706
Mentzelia congesta
F. W. Peirson
1919-6-14
472
Los Angeles
Rock Creek, north slope of San Gabriel Mountains
1707
Comment
RSA729202
Mentzelia congesta
R. G. Swinney
1998-7-14
6448
Los Angeles
Pine Mountain Ridge; 0.8 mi. west of Camp Lupine trail. Broad ridge top.
2262
Comment
RSA729312
Mentzelia congesta
R. G. Swinney
1998-7-2
6220
Los Angeles
San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area.
2256
Comment
RSA729600
Mentzelia congesta
R. G. Swinney
1998-7-10
6383
Los Angeles
San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2.
2250
Comment
RSA729754
Mentzelia congesta
R. G. Swinney
1999-7-5
7523
Los Angeles
San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2.
1866
Comment
RSA778919
Mentzelia congesta
Orlando Mistretta, Christine Mistretta
2010-6-3
5245
Los Angeles
Mill Creek Canyon, 1.80 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor.
1372
Comment
SBBG125862
Mentzelia congesta
A. Parikh, N. Gale
2010-6-10
3279
Los Angeles
Sierra Pelona, NW of Vincent and Soledad Pass, 2.5 km NW of State Hwy 14; E Liebre Mtns
1100
Comment
SBBG127031
Mentzelia congesta
A. Parikh, N. Gale
2011-6-10
3438
Los Angeles
S of Kentucky Springs Cyn, 0.4 km W of Angeles Forest Hwy, 2 km N of Aliso Cyn Rd; San Gabriel Mtns
1305
Comment
SBBG69268
Mentzelia congesta
R. Hoffmann
1929-5-19
Los Angeles
Big Rock Crk
Comment
SEINET13203247
Mentzelia congesta
R. G. Swinney
2011-1
14521
Los Angeles
San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6)
378
Comment
SEINET13203253
Mentzelia congesta
R. G. Swinney
2011-1
14504
Los Angeles
San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6)
378
Comment
SFV5399
Mentzelia congesta
J. Turner, F. M. Ball, C. Blake
1962-6-2
s. n.
Los Angeles
San Gabriel Mountains Angeles Crest Highway [= Angeles Forest Highway], 4 miles south of junction with U. S. Highway 6. Roadside.
1220
Comment
UC1121673
Mentzelia congesta
Jerome S. Horton
1939-6-1
546
Los Angeles
Cucamonga Quadrangle, Fern canyon
Comment
UC284773
Mentzelia congesta
P. A. Munz
1923-5-25
6799
Los Angeles
San Gabriel Mts. Big Rock Creek
1280
Comment
UC73396
Mentzelia congesta
H. M. Hall
1899-6-20
1228
Los Angeles
San Antonio Mountains, Lytte Creek Canyon
1752
Comment Read comments Mar 21 2014
UCR100973
Mentzelia congesta
R. G. Swinney
1996-5-27
4737
Los Angeles
Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge
2274
Comment
UCR124558
Mentzelia congesta
B. C. Templeton
1932-6-17
4910
Los Angeles
San Gabriel Mtns., Big Pines Park, Angeles National Forest
2195
Comment
UCR189740
Mentzelia congesta
R. G. Swinney
1998-7-10
6383
Los Angeles
San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2
2250
Comment
UCR191251
Mentzelia congesta
R. G. Swinney
1998-7-2
6220
Los Angeles
San Gabriel Mtns., high point of East Table Mountain, Wrightwood area
2256
Comment
UCR223494
Mentzelia congesta
R. G. Swinney
2009-6-8
11074
Los Angeles
Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy
1720
Comment
UCR26255
Mentzelia congesta
John C. Roos
1937-5-31
547
Los Angeles
San Gabriel Mtns., Big Pines
2195
Comment
UCR276822
Mentzelia congesta
R. G. Swinney
2010-5-21
12881
Los Angeles
San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd.
1318
Comment
UCR276897
Mentzelia congesta
R. G. Swinney
2011-5-16
14753
Los Angeles
San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19 in upper Big Tujunga Cyn., c. 150 m. north of lodge on a SW-facing slope, E of the swimming pool
1220
Comment
UCR46140
Mentzelia congesta
Kathy Harper
1986-5-16
s.n.
Los Angeles
San Gabriel Mtns., Along unpaved road from Alder Saddle to Pacifico Mtn, NW of Hwy 2
Comment
CAS-BOT-BC226637
Mentzelia congesta
Timothy S. Ross; Darin Banks
1994-6-21
7983
Los Angeles
San Gabriel Mountains. Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2070 m NW of Pac. Mtn's 71240-foot summit
1962
Comment
RSA0016408
Mentzelia congesta
Orlando Mistretta, Christine Mistretta
2011-6-23
5733
Los Angeles
Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail.
1679
Comment
RSA229144
Mentzelia congesta
Robert F. Thorne, C. W. Tilforth
1971-6-30
s.n.
Los Angeles
San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area.
1555
Comment
RSA233510
Mentzelia congesta
Robert F. Thorne, C. W. Tilforth
1972-6-29
s.n.
Los Angeles
Angeles National Forest: Summit of Table Mountain above Big Pines.
2287
Comment
RSA579433
Mentzelia congesta
Tim S. Ross
1994-6-21
7983
Los Angeles
Vicinity of Pacifico Mountain: decending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca. 2070 m NW of Pac. Mtn s 7124-foot summit.
1963
Comment
SBBG49253
Mentzelia congesta
Leota Davidson
1965-5-9
115
Los Angeles
few mi along side of rd E of Littlerock
Comment
SD130298
Mentzelia congesta
J. Hershberg, T. Glenn
1990-5-20
Los Angeles
Angeles National Forest, near Agua Dulce.
1219
Comment