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Please cite data retrieved from this page:
Biodiversity data provided by the participants of the Consortium of California Herbaria (Accessed through CCH1 Data Portal, ucjeps.berkeley.edu/consortium/, 2025 May 28.

Literature Citation:
CCH1 Portal. 2025. Biodiversity data provided by the participants of the Consortium of California Herbaria (https://ucjeps.berkeley.edu/consortium/ Accessed on May 28).

Records are made available under the CCH Data Use Terms.

Please send questions or comments to Jason Alexander (jason_alexander@berkeley.edu).


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BM TABFILE==>CHC_1748429523_UCJEPS.txt

— 79 specimen records retrieved (9 without coordinates)
Results for search: County=riverside; Scientific name=ceanothus greggii (including synonyms);

Query finished in — 1.07 processing seconds




   CHECK ALLSORTING IS DISABLED
  F     CCH1_AIDherbscientific namecollectorcoll. num.datecountyelev. (M)locality
 ?      A00349404 A Ceanothus greggii var. vestitus F. G. Woodcock 1571 1922 Apr 01   Riverside NULL Lambs Canyon nr. Beaumont, north side of San Jacinto Mts.
 ?      ASU0126163 ASU Ceanothus greggii var. perplexans T. Reeves 6877 NULL   Riverside 1097 San Jacinto Mts. 5 mi S of Banning on Hwy 243.
 ?      CHSC001505 CHSC Ceanothus greggii var. perplexans V. Holt NULL 1942 Mar 29   Riverside NULL Keen Camp, Santa Rosa Mountains.
 ?      CHSC1505 CHSC Ceanothus greggii var. perplexans V. Holt NULL 1942-03-29   Riverside NULL Keen Camp, Santa Rosa Mountains.
 ?      CSLA014402 CSLA Ceanothus greggii var. perplexans D. Peters 93 1967 May 14   Riverside 914 Mt. San Jacinto, Road 1
 ?      DES00031653 DES Ceanothus greggii J. Easton NULL 1987 Apr 23   Riverside 1250 E of Anza along Hwy 371, Hamilton Creek Canyon.
 ?      GH00349378 GH Ceanothus greggii var. perplexans K. M. Wiegand ; M. C. Wiegand 1424 1935 Apr 23   Riverside NULL 2 miles south of Beaumont
 ?      HSC88837 HSC Ceanothus greggii T;prime;ai Roulston; Robin Bencie, Rich Dwerlkotte 112 1989 Mar 22   Riverside 1300 2 mi N of Anza-Borrego State Park in Nicholias Canyon
 ?      IRVC116901 IRVC Ceanothus greggii var. perplexans R.H. Whittaker; W.A. Niering SJ-358 1963 Jun 09   Riverside 1829 Santa Rosa Mts.: Elks Road
 ?      IRVC116902 IRVC Ceanothus greggii var. perplexans R.H. Whittaker; W. A. Niering SJ85,92 1963 May 30   Riverside 1524 Santa Roa Mts: Santa Rosa Mtn. Rd. Slope NW-20degrees open, granite soil.
 ?      IRVC116903 IRVC Ceanothus greggii var. perplexans Charles W. Sexton s.n. 1974 Apr 27   Riverside NULL Toolbox Springs. Thomas Mt.
 ?      IRVC116906 IRVC Ceanothus greggii var. vestitus R.H. Whittaker; W. A. Niering SJ-429 1963 Jun 12   Riverside 1159 San Jacinto Mts: Idyllwild-Banning Rd. Slope NNE 20 degrees.
 ?      IRVC3232 IRVC Ceanothus greggii var. vestitus R.H. Whittaker; W. A. Niering SJ-429 1963 Jun 12   Riverside 1159 San Jacinto Mts: Idyllwild-Banning Rd. Slope NNE 20 degrees.
 ?      IRVC3234 IRVC Ceanothus greggii var. perplexans R.H. Whittaker; W. A. Niering SJ85,92 1963 May 30   Riverside 1524 Santa Roa Mts: Santa Rosa Mtn. Rd. Slope NW-20degrees open, granite soil.
 ?      LOB110770 LOB Ceanothus greggii var. vestitus P.C. Baker 7076 1971 Mar 27   Riverside 1372 On Cal. 74, Santa Rosa Mtns
 ?      LOB110771 LOB Ceanothus greggii var. perplexans C. Cegavske s.n. 1971 Mar 27   Riverside 1326 Pines to Palms Hwy.
 ?      LSU:NO0080508 LSU:NO Ceanothus greggii Joseph A. Ewan 332 1929 Mar 23   Riverside NULL California
 ?      MACF032721 MACF Ceanothus greggii J. T. Mills 37 1964 Dec 05   Riverside NULL Collected on Palms-to-Pines Highway, 12 miles south of Idyllwild.
 ?      MACF032726 MACF Ceanothus greggii var. perplexans Trudy R. Ericson 1015 1979 May 26   Riverside 2073 1.6 mi. from intersection of F.S. Rd. opposite Toledo Springs Campground and Thomas Mtn. Loop Road, on F.S. Rd., Santa Rosa Mtns., San Bernardino National Forest
 ?      MACF032729 MACF Ceanothus greggii var. vestitus Trudy R. Ericson 1017 NULL   Riverside 2073 1.6 mi. from intersection of F. S. Rd. opposite Toledo Springs Campground and Thomas Mtn. Loop Road on F. S. Rd., Santa Rosa Mtns.; 33.61147 -116.66219
 ?      MACF032732 MACF Ceanothus greggii var. perplexans Trudy R. Ericson 1016 NULL   Riverside 2073 1.6 mi. from intersection of F. S. Rd. opposite Toledo Springs Campground and Thomas Mtn. Loop Road on F. S. Rd., Santa Rosa Mtns.; 33.61147 -116.66219
 ?      NCSC00068857 NCSC Ceanothus greggii NULL NULL NULL   Riverside NULL California
 ?      PASA2404 PASA Ceanothus greggii var. perplexans Frank W. Peirson NULL 1932-05-20   Riverside 1447 Hemet Valley, San Jacinto Mts.
 ?      POM160078 RSA:POM Ceanothus greggii var. perplexans E. C. Jaeger s.n. 1927 Mar 16   Riverside NULL Cabazon.
 ?      POM306779 RSA:POM Ceanothus greggii var. perplexans Henry J. Ramsey; Henry J. Ramsey 1701 1938 Apr 22   Riverside NULL Santa Rosa Mountains.
 ?      POM48336 RSA:POM Ceanothus greggii var. perplexans E. C. Jaeger s.n. 1925 Mar 01   Riverside 457 Snow Canyon, San Jacinto Mts.
 ?      POM49867 RSA:POM Ceanothus greggii var. perplexans P. A. Munz; I. M. Johnston 8861 1924 Jul 29   Riverside 1220 Above Poppet Flat, San Jacinto Mts.
 ?      POM6611 RSA:POM Ceanothus greggii var. perplexans S. B. Parish 19201 1919 Mar 28  ? Riverside NULL Near Beaumont
 ?      POM84582 RSA:POM Ceanothus greggii var. perplexans S. B. Parish 6966 NULL   Riverside NULL Eden Hot Springs
 ?      POM85877 RSA:POM Ceanothus greggii var. perplexans Marcus E. Jones s.n. 1903 May 11   Riverside 701 Banning.
 ?      RSA0067952 RSA Ceanothus greggii John F. Emmel 1293 1994 Apr 17   Riverside 1478 San Jacinto Mts.; 0.1-0.2 air mile west of Fobes Spring, NE of Garner Valley.
 ?      RSA161087 RSA Ceanothus greggii var. perplexans Peter H. Raven 12959 1958 May 17   Riverside NULL along road to Banning 6.1 miles northwest of Lake Fulmor, San Jacinto Mountains.
 ?      RSA1793 RSA Ceanothus greggii var. perplexans Carl B. Wolf 1944 1931 May 11   Riverside 1677 Near Pipe Creek, above Hemet Valley.
 ?      RSA276719 RSA Ceanothus greggii var. perplexans John F. Emmel 620 1978 Sept 25   Riverside 1982 Santa Rosa Mountains; slope above Mountain Home Spring
 ?      RSA289813 RSA Ceanothus greggii var. perplexans Barry A. Prigge 3924 1980 Aug 12   Riverside 808 San Bernardino Mountains, Whitewater Canyon: 1.5 miles upstream from trout farm.
 ?      RSA297381 RSA Ceanothus greggii var. perplexans Larry E. DeBuhr 534 1972 Mar 24   Riverside 1677 Santa Rosa Mountains. San Bernardino National Forest ; along forest road 7S02.
 ?      RSA336411 RSA Ceanothus greggii var. perplexans Robert F. Thorne; R. Whittaker, A. Shmida 52083 1978 Apr 23   Riverside NULL Pinyon Flats: along Hwy 74, Santa Rosa Mountains.
 ?      RSA33782 RSA Ceanothus greggii var. perplexans N. C. Cooper 1270 1944 May 20   Riverside 1280 Palms to Pines Highway [Hwy 74], San Jacinto Mountains.
 ?      RSA399847 RSA Ceanothus greggii var. vestitus M. B. Dunkle 3852 1934 Feb 25   Riverside 244 Dry Morongo, Colorado Desert.
 ?      RSA399850 RSA Ceanothus greggii var. perplexans M. B. Dunkle 5242 1938 Apr 03   Riverside 854 South of Nightingale. Santa Rosa Mountains
 ?      RSA399852 RSA Ceanothus greggii var. perplexans Howard de Forest 15811 1932 Aug 28   Riverside NULL W side San Jacinto Valley.
 ?      RSA399853 RSA Ceanothus greggii var. perplexans A. Menke s.n. 1955 Apr 28   Riverside NULL Near Barton Peak Lookout. San Jacinto Mts.
 ?      RSA500224 RSA Ceanothus greggii var. perplexans Steve Boyd; C. Boyd, K. A. Boyd 3252 1989 Apr 15   Riverside NULL San Jacinto Mountains. Pinyon Flats-Ribbonwood area north of Hwy 74, near area of white rock outcrops.
 ?      RSA500225 RSA Ceanothus greggii var. perplexans Steve Boyd; C. Boyd, K. A. Boyd 3251 1989 Apr 15   Riverside NULL Anza Valley, along Hwy 371, 0.5 mi S of jtn with Hwy 74.
 ?      RSA5478 RSA Ceanothus greggii var. perplexans Carl B. Wolf 3655 1932 May 24   Riverside 793 Snow Creek, north base San Jacinto Mountains. 1 mile above the Fish Hatchery.
 ?      RSA59194 RSA Ceanothus greggii var. perplexans Frank W. Gould 2138 1943 Apr 18  ? Riverside NULL Riverside County Park east of Idylewild
 ?      RSA645609 RSA Ceanothus greggii Scott D. White; Steve Ogg 1973 1994 Apr 21   Riverside 915 Millard Canyon, near stream crossing w — USFS Road 2S05, +-4 miles south of Bear Wallow Spring.; Cabazon
 ?      RSA67298 RSA Ceanothus greggii var. perplexans G. R. Campbell 15996 1951 Apr 22   Riverside 1372 Palms to Pines Hwy [74], 1 mi. e. of road to Santa Rosa Mt.[Santa Rosa Mt Truck Trail],
 ?      RSA6732 RSA Ceanothus greggii var. perplexans B. D. Stark 4533 1933 Apr 02   Riverside 1220 Palm to Pines Road, Pinyon Flats.
 ?      RSA720438 RSA Ceanothus greggii var. perplexans Naomi Fraga; Tim Thibault 1669 2006 May 16   Riverside 1585 San Bernardino National Forest ca. 2.5 miles up Morris Ranch Road near its intersection with a locked FS road west of Goff Flat.; Palm View Peak
 ?      RSA757790 RSA Ceanothus greggii var. perplexans LeRoy Gross; Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 4297 2010 Apr 12   Riverside 892 From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W.; Catclaw Flat 7.5 Quad.Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon.
 ?      RSA770432 RSA Ceanothus greggii var. perplexans Orlando Mistretta; Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 4889 2010 Apr 13   Riverside 915 Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm) between N34.02559, W116.69098 and N34.02135 and W116.68712.
 ?      RSA77146 RSA Ceanothus greggii var. perplexans F. W. Peirson 728 NULL   Riverside NULL Jack Rabbit Grade, from Moreno to Beaumont
 ?      RSA77714 RSA Ceanothus greggii var. perplexans F. W. Peirson 2375 1921 Mar 21   Riverside 1220 Gordon Trail from Andreas Canyon to Mt. San Jacinto
 ?      RSA77718 RSA Ceanothus greggii var. perplexans F. W. Peirson 735 1922 May 20   Riverside 1448 Hemet Valley, San Jacinto Mountains
 ?      RSA783160 RSA Ceanothus greggii var. perplexans J. D. Olmsted 3512 1962 May 03   Riverside 1418 South access road to Thomas Mt., 1.5 mi. W of Pines-to-Palms Hwy.
 ?      RSA783161 RSA Ceanothus greggii var. perplexans J. D. Olmsted 3502 1962 May 03   Riverside 1616 S of southern Quercus Keloggii population on Thomas Mt.
 ?      UC1070667 UCJEPS Ceanothus greggii R. St. John 19 1929-11-01   Riverside 914 Milliard Canyon San Jacinto quad.
 ?      UC1070672 UCJEPS Ceanothus greggii R. St. John 9 1929-02-28   Riverside 1219 2 mi e Indian Creek; San Jacinto quad., San Bernardino National Forest
 ?      UC1070673 UCJEPS Ceanothus greggii A. Lewis 127 1932-07-02  ? Riverside 1371 Morongo Pass Res. San Gorgonio quad.
 ?      UC1070688 UCJEPS Ceanothus greggii var. perplexans A. E. Wieslander 55 1929-04-03  ? Riverside 762 n slope San Jacinto Mts. on rd to Banning San Jacinto quad.
 ?      UC1070689 UCJEPS Ceanothus greggii var. perplexans R. St. John 171 1931-01-06   Riverside 701 Jackrabbit Rd. across Badlands Elsinore quad.
 ?      UC1070690 UCJEPS Ceanothus greggii var. perplexans A. E. Wieslander 52 1929-04-02   Riverside 1371 n slope San Jacinto Mts. San Jacinto quad.
 ?      UC1070691 UCJEPS Ceanothus greggii var. perplexans A. E. Wieslander 56 1929-04-03   Riverside 762 en route to Banning San Jacinto quad.
 ?      UC1070694 UCJEPS Ceanothus greggii var. perplexans A. Lewis 128 1932-07-01   Riverside 822 White-water Canyon
 ?      UC1070695 UCJEPS Ceanothus greggii var. perplexans A. E. Wieslander 53 1929-04-02  ? Riverside 1066 San Jacinto Mountains
 ?      UC1073272 UCJEPS Ceanothus greggii var. perplexans George B. Rossbach 344 1955-04-28   Riverside NULL just S of N boundary of San Bernardino National Forest, San Jacinto Mountains, Route 78, SE of Banning
 ?      UC18386 UCJEPS Ceanothus greggii var. perplexans H. M. Hall NULL 1899-05-26   Riverside NULL from Kenworthy to Oak Grove; Smith Mountain and San Jacinto Mountains
 ?      UC1922183 UCJEPS Ceanothus greggii var. perplexans Naomi Fraga, Tim Thibault 1669 2006-05-16   Riverside 1585 Peninsular Ranges; San Jacinto Mountains region; ca. 2.5 miles up Morris Ranch Road near its intersection with a locked FS road west of Goff Flat.
 ?      UC1951129 UCJEPS Ceanothus greggii Scott D. White, Justin Wood 12866 2009-05-21   Riverside 1371 SAN JACINTO MOUNTAINS: Garner Valley, 0.5 miles NW of Morris Ranch Rd (Kenworthy Ranger Station). USGS Idyllwild, Anza 7.5′ Quad.
 ?      UC303593 UCJEPS Ceanothus greggii var. perplexans S. B. Parish 19201 1919-03-28   Riverside NULL Jack Rabbit Trail near Beaumont
 ?      UC303595 UCJEPS Ceanothus greggii var. perplexans Greata 6966 1908-06-01   Riverside NULL Eden Hot Springs
 ?      UC527223 UCJEPS Ceanothus greggii var. perplexans C. B. Wolf NULL 1931-05-11   Riverside 1676 above Hemet Valley (near Pipe Creek.); San Jacinto Mts.
 ?      UC64025 UCJEPS Ceanothus greggii var. perplexans H. M. Hall 2156 1901-06-01   Riverside NULL eastern base, along the borders of the Colorado Desert San Jacinto Mts.
 ?      UC729545 UCJEPS Ceanothus greggii var. perplexans Carl B. Wolf 3655 1932-05-24   Riverside 792 N base of San Jacinto Mountains, Snow Creek Canyon, 1 mi above fish hatchery
 ?      UC870570 UCJEPS Ceanothus greggii var. vestitus P. A. Munz, I. M. Johnston 5447 1922-05-19   Riverside 1432 Kenworthy, San Jacinto Mountains
 ?      US1432777 US Ceanothus greggii J. Bright ; C. Wyman 8085 1933 Mar 12   Riverside NULL In foothills near Palm Springs. Riverside County.
 ?      UTEP25452 UTEP Ceanothus greggii Collector;lpar;s;rpar;: Andrew C. Sanders 3866 1983 Jun 28   Riverside 1066 Mount Edna Road, 0.2 miles W Highway 243, ca. 5 miles above Banning
 ?      UTEP54544 UTEP Ceanothus greggii Collector;lpar;s;rpar;: Gordon F. Pratt GFP 94-1 1994 Mar 21   Riverside 1524 Joshua Tree National Monument, 1 mile N of Quail Mountain
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