33.63646 33.73646 -115.85171 -115.75171 UC/JEPS: Consortium Search Results
Search Results — 2000 specimen records retrieved (2000 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229323  Abronia villosa Dr. Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  SEINET3092151 Image available Abronia villosa Norman C. Cooper 1949-4-8 3232 Riverside Mecca Pass east of Indio. Comment
  OBI25755  Acacia greggii David J. Keil 1980-6-20 14063 Riverside Box Cyn rd exit from I-10 Comment
  GH386640  Acamptopappus sphaerocephalus R. S. Ferris & R. P. Rossbach 1938-5-15 9539 Unknown 2 miles from Cottonwood Springs, Cottonwood Mts. Comment
  JEPS485  Achnatherum speciosum W. L. Jepson 1928-4-25 12574 Riverside Cottonwood Spring Colorado Desert 731 Comment
  POM1073  Achnatherum speciosum H. M. Hall 1905-5-10 6004 Riverside Cottomwood Pass. 610 Comment
  UC127467  Achnatherum speciosum H. M. Hall 1905-5-10 6004 Riverside Cottonwood Pass Colorado Desert 609 Comment
  CAS-BOT-BC384728  Achyronychia cooperi John H. Thomas 1957-3-30 6556 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella. Colorado Desert 426 Comment
  CDA23995  Achyronychia cooperi G. D. Barbe 1978-5-2 2371 Riverside Twenty-nine Palms/Mecca exit from eastbound I-10, Cottonwood Springs Road, east of Indio. 0 Comment
  JOTR37485  Achyronychia cooperi Manson, Stacy, B. Jasinkski 2016-5-24 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains, Cottonwood Canyon, off of main park road in the Coyote borrow pit Comment
  SBBG100716  Achyronychia cooperi W. L. Halvorson 1977-3-8 77 -87 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  UCR141141  Achyronychia cooperi June Latting 1973-4-14 s.n. Riverside Sonoran (Colorado) Desert, south entrance to Joshua Tree National [Park] Monument, alluvial slopes south of Cottonwood Mtns. 579 Comment
  JOTR35935  Acmispon rigidus De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6883 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 883 Comment
  RSA799086  Acmispon rigidus Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6883 Riverside South side of Joshua Tree National Park, Cottonwood Spring 884 Comment
  SBBG45066  Acmispon rigidus I. W. Clokey 1935-4-17 6711 Riverside Cottonwood Spring Comment
  UCR245229  Acmispon strigosus Jim Andre 2012-3-19 21317 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  UCR18785  Adiantum capillus-veneris John C. Roos 1948-5-15 3850 Riverside Sonoran (Colorado) Desert, Eagle Mountains, upper Lost Palms Canyon 1037 Comment
  RSA4887  Aliciella latifolia C. B. Wolf 1932-4-27 3303 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  CAS-BOT-BC434482  Allionia incarnata Carl B. Wolf 1932-4-27 3002 Riverside Colorado Desert. 17 mi. E. of Mecca, on Blythe Road. 152 Comment
  OBI29474  Allionia incarnata David J. Keil, Melissa Luckow 1979-8-31 13150 Riverside Jctn of Box Cyn Rd and I-10 just S of exit ramp at wash crossing Comment
  RSA462623  Allionia incarnata C. M. Dammers 1929-10-6 s.n. Riverside Cottonwood Springs. Comment
Read comments
Oct 9 2010
  RSA4886  Allionia incarnata Carl B. Wolf 1932-4-27 3002 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  RSA792573  Allionia incarnata Aaron C. Sedgwick, April Garbat 2012-10-17 139 San Bernardino South of Hwy. 10 on Cottonwood Springs Rd. ~.25 mi. In a wash off to the eastern side of the road. 488 Comment
Read comments
Jan 3 2017
  RSA792920  Allionia incarnata Aaron C. Sedgwick, Joella Simons Adkins 2012-10-17 139 San Bernardino South of Hwy. 10 on Cottonwood Springs Rd. ~.25 mi. In a wash off to the eastern side of the road. 488 Comment
Read comments
Apr 27 2017
  UCR277615  Allionia incarnata Aaron C. Sedgwick, April Garbat 2012-10-17 139 Riverside Sonoran (Colorado) Desert, c. 0.25 mile south of Hwy I-10 on Cottonwood Springs [Box Canyon] Rd. 488 Comment
  JOTR33711  Allionia incarnata var. incarnata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1001 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JOTR33712  Allionia incarnata var. incarnata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1001 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  UCR15905  Allium parishii Steve Boyd 1978-4-22 780422- 07 Riverside Sonoran (Colorado) Desert, 5 mi north of the S entrance of Joshua Tree National Monument, near Pinto Basin Road Comment
  JOTR32600  Amaranthus fimbriatus La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2666 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  CAS-BOT-BC22599  Ambrosia dumosa C. L. Hitchcock 1940-3-29 5860 Riverside Cottonwood Canyon, ca. 100 yards E of spring Comment
  CAS-BOT-BC22601  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -328 Riverside Joshua Tree National Monument: about 2 mi S of Entrance to Cottonwood Springs Campground Comment
  CAS-BOT-BC22602  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -329 Riverside Joshua Tree National Monument: about 3 mi S of Entrance to Cottonwood Springs Campground Comment
  CAS-BOT-BC22603  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -330 Riverside Joshua Tree National Monument: about 3 mi S of Entrance to Cottonwood Springs Campground Comment
  CAS-BOT-BC22604  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -331 Riverside Joshua Tree National Monument: about 4 mi S of Entrance to Cottonwood Springs Campground Comment
  CAS-BOT-BC22605  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -332 Riverside Joshua Tree National Monument: about 4 mi S of Entrance to Cottonwood Springs Campground Comment
  CAS-BOT-BC22606  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -333 Riverside Joshua Tree National Monument: about 6 mi S of Entrance to Cottonwood Springs Campground Comment
  CAS-BOT-BC22607  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -334 Riverside Joshua Tree National Monument: about 6 mi S of Entrance to Cottonwood Springs Campground Comment
  CAS-BOT-BC22608  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -335 Riverside Joshua Tree National Monument: about 7 mi S of Entrance to Cottonwood Springs Campground Comment
  GH414219  Ambrosia dumosa C. L. Hitchcock 1940-3-29 5860 Unknown Cottonwood Canyon, ca. 100 yardseast [sic.] of Spring Comment
  JEPS40963  Ambrosia dumosa W. L. Jepson 1928-4-25 12618 Riverside dry hills, (at w edge of Eagle Mountains) Cottonwood Springs; Colorado Desert, Joshua Tree National Monumnet, Eagle Mounta 731 Comment
Read comments
Oct 9 2010
  JEPS40973  Ambrosia dumosa W. L. Jepson 1928-4-25 12588 Riverside The driest and most arid hills Cottonwood Spring; Colorado Desert, Joshua Tree National Monument, Eagle Mounta 731 Comment
  RSA27571  Ambrosia dumosa C. L. Hitchcock 1940-3-29 5860 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  UC896715  Ambrosia dumosa C. L. Hitchcock 1940-3-29 5860 Riverside 100 yds e Spring; Cottonwood Canyon Comment
  UCD128795  Ambrosia dumosa Geoffrey Levin 1975-4-5 475 Riverside Box Canyon Wash on State Highway 195, 18.3 mi. NE of Jcn. Of 195 and 111 (Mecca). Between Mecca Hills and Orocopia Mountains. 30 Comment
  A414261  Ambrosia salsola B. W. Evermann 1924-04-01 - 1924-05-01 Unknown Cottonwood Spring Comment
  A414326  Ambrosia salsola B. W. Evermann 1924-04-01 - 1924-05-01 Unknown Cottonwood Spring Comment
  CAS-BOT-BC273007  Ambrosia salsola K. Larson 1976-6-9 2015 Riverside ~25 mi E of Indio Comment
  CAS-BOT-BC273015  Ambrosia salsola Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC273039  Ambrosia salsola Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC273052  Ambrosia salsola Teresa Prendusi 1977-3-23 s.n. San Bernardino SW edge of Joshua Tree Natl. Monument near Hwy. 10 Comment
  GH414308  Ambrosia salsola I. W. Clokey 1935-4-17 6985 Unknown Cottonwood Springs Comment
  GH414309  Ambrosia salsola I. W. Clokey 1935-4-17 6986 Unknown Cottonwood Springs Comment
  HSC49383  Ambrosia salsola D. L. Goforth 1979-4-11 103 Riverside 1 km N of junction of Hwy. 10 and S entrance road to Joshua Tree National Monument 518 Comment
  HSC75294  Ambrosia salsola Teresa Prendusi 1977-3-23 San Bernardino SW edge of Joshua Tree National Monument near Hwy. 10 Comment
Read comments
Aug 6 2014
  RSA790964  Ambrosia salsola Aaron C. Sedgwick, David Fraker 2012-4-25 69 San Bernardino South of Hwy. 10 in the Chuckawalla Valley. 488 Comment
  UC898000  Ambrosia salsola I. W. Clokey 1935-4-17 6986 Riverside Cottonwood Springs Comment
Read comments
Oct 9 2010
  UC898009  Ambrosia salsola I. W. Clokey 1935-4-17 Riverside Cottonwood Springs Comment
  JOTR32614  Ambrosia salsola var. pentalepis La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2675 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  UC897999  Ambrosia salsola var. pentalepis I. W. Clokey 1935-4-17 6985 Riverside Cottonwood Springs Comment
  UC898008  Ambrosia salsola var. pentalepis I. W. Clokey 1935-4-17 6985 Riverside Cottonwood Springs Comment
  JEPS39443  Ambrosia salsola var. salsola I. W. Clokey 1935-4-17 6985 Riverside Cottonwood Springs Comment
Read comments
Oct 9 2010
  SBBG100464  Ambrosia salsola var. salsola W. L. Halvorson 1977-3-8 77 -76 Riverside ca. 1 mi S of the S entrance to Joshua Tree Nat Monument Comment
  SBBG97706  Ambrosia salsola var. salsola W. L. Halvorson 1977-3-8 77 -76 Riverside ca. 1 mi S of the S entrance to Joshua Tree Nat Monument Comment
  UCD128859  Ambrosia salsola var. salsola D. L. Goforth 1979-4-11 103 Riverside 1km north of the junction of interstate 10 and the south entrance road to Joshual Tree National Monument. 518 Comment
  UCSB36179  Ambrosia salsola var. salsola Roberts, Dar 1980-3-26 Riverside 1 miles south southern enterance to Joshua Tree National Monument, 0.25 miles E. Rd. 750 Comment
  UCSB41780  Ambrosia salsola var. salsola Little, John 1975-5-4 Riverside 10 mi. E. of Cactus City under Frontage Rd. overpass; alongside Frontage Rd. Comment
  UCSB6610  Ambrosia salsola var. salsola Haller, John 1960-4-2 Riverside Orocopia Mountains, 1.5 mi. S of the junc. of U.S. 60-70 and the S entrance road to Joshua Natl. Monument 579 Comment
  HSC3515  Amsinckia intermedia C. L. Hitchcock, C. V. Muhlick 1964-3-22 23248 Riverside Side canyon near S entrance to Joshua Tree National Monument Comment
  RSA0091460  Amsinckia tessellata R. F. Thorne, R. Carolin 1967-3-21 41634 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  RSA0091472  Amsinckia tessellata C. B. Wolf 1932-4-27 3037 Riverside Colorado Desert, 3/4 mile west of Utopia on Mecca-Blythe road. 152 Comment
  RSA0091473  Amsinckia tessellata C. L. Hitchcock 1940-4-2 5912 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  SEINET6080317  Amsinckia tessellata R. Kass, Neese R. & E. 1236 San Bernardino Joshua Tree National Monument, 2 Miles within park boundary. Comment
Read comments
Dec 25 2016
  JEPS61175  Amsinckia tessellata var. tessellata W. L. Jepson 1928-4-25 12619 Riverside Cottonwood Spring; Colorado Desert, Eagle Mountains 731 Comment
  UC881422  Amsinckia tessellata var. tessellata C. L. Hitchcock 1940-4-2 5912 Riverside Cottonwood Spring wash Cottonwood Spring; Joshua Tree National Monument Comment
  RSA27891  Amsonia brevifolia var. tomentosa C. L. Hitchcock 1940-3-31 5883 Riverside 0.5 mile below Cottonwood Springs Comment
  RSA403050  Amsonia brevifolia var. tomentosa Jack Rempel, de Forest 1935-4-14 s.n. Riverside Near Cottonwood Springs. Mohave Desert. Comment
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Jun 10 2012
  JEPS49773  Amsonia tomentosa H. M. Hall May, 1905 6007 Riverside Cottonwood Pass e. Riverside Co., Cottonwood Mts., Cottonwood Pass Comment
  LA202849  Amsonia tomentosa C. L. Hitchcock; 1940-3-31 5882 Riverside 0.5 mi. below Cottonwood Springs Comment
  UC68763  Amsonia tomentosa H. M. Hall May, 1905 6007 Riverside Cottonwood Pass Colorado Desert, Cottonwood Pass 701 Comment
  UC68764  Amsonia tomentosa H. M. Hall May, 1905 6006 Riverside Cottonwood Pass Colorado Desert, Cottonwood Pass 701 Comment
  UC878733  Amsonia tomentosa C. L. Hitchcock 1940-3-31 5882 Riverside 1/2 mi. below Cottonwood Spring Comment
  UC878734  Amsonia tomentosa C. L. Hitchcock 1940-3-31 5883 Riverside 1/2 mi. below Cottonwood Spring Comment
  UC878736  Amsonia tomentosa I. W. Clokey 1935-4-17 6792 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs Comment
  POM99024  Amsonia tomentosa var. tomentosa E. C. Jaeger 1926-3-26 s.n. Riverside Cottonwood Springs. Comment
  RSA19239  Amsonia tomentosa var. tomentosa I. W. Clokey 1935-4-17 s.n. Riverside Cottonwood Springs. Comment
  RSA27890  Amsonia tomentosa var. tomentosa C. L. Hitchcock 1940-3-31 5882 Riverside 0.5 mile below Cottonwood Springs Comment
  RSA403039  Amsonia tomentosa var. tomentosa H. de Forest, J. Rempel 1935-4-14 s.n. San Bernardino Cottonwood Springs Comment
  JEPS5311  Antirrhinum filipes W. L. Jepson 1928-4-25 12604 Riverside Cottonwood Spring; Colorado Desert, Eagle Mts. 731 Comment
  RSA4885  Antirrhinum filipes Carl B. Wolf 1932-4-27 3001 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  UC68689  Antirrhinum filipes H. M. Hall 1905-5-10 6014 Riverside Cottonwood Springs; Colorado Desert 670 Comment
Read comments
Oct 9 2010
  RSA49177  Arabis glaucovalvula P. A. Munz 1949-4-13 13057 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  UC216812  Arabis glaucovalvula H. M. Hall May 1905 6019 Riverside Cottonwood Springs Colorado Desert Comment
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Oct 9 2010
  UCR19376  Arabis glaucovalvula Harlan Lewis, Carl Epling 1941-5-2 s.n. Riverside Sonoran (Colorado) Desert, Cottonwood Spring, ['Providence Mtns.' NOTE: The locality data on this specimen is certainly partially incorrect: likely from Cottonwood Spring at the S entrance of Joshua Tree National Park, Riverside Co. The collectors were at Corn Spring, Chuckwalla Mtns on the same date, some of the species collected at Cottonwood Spring are very unlikely to have come from the Providence Mtns: Condaliopsis lycioides & Tetracoccus hallii in particular. Det. by A.C. Sanders, Dec. 1986] Comment
  RSA27439  Arabis perennans C. L. Hitchcock 1940-4-5 5966 Riverside Ciffs above Cottonwood Springs Comment
  RSA27929  Arabis perennans C. L. Hitchcock 1940-4-1 5918 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  RSA49195  Arabis perennans P. A. Munz 1949-4-13 13049 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
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Oct 9 2010
  POM13212  Arabis pulchra E. C. Jaeger 1921-04 1132 Riverside Cottonwood Springs Comment
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Sep 20 2011
  UC592913  Argemone munita Carl B. Wolf 1932-4-27 3038 Riverside 3/4 mi w of Utopia (Colorado Desert, Mecca-Blythe Road); Colorado Desert, Mecca-Blythe Road 152 Comment
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Dec 11 2011
  UCSB2119  Argemone munita Beeks, Richard 1952-4-4 Riverside 2.15 miles W. of junction of U.S. 60, U.S. 70, and U.S. 195 Comment
  CAS-BOT-BC401648  Argemone munita subsp. argentea Carl B. Wolf 1932-4-27 3038 Riverside Colorado Desert. Mecca - Blythe Road. 3/4 mi. West of Utopia 152 Comment
  CAS-BOT-BC401649  Argemone munita subsp. argentea Carl B. Wolf 1932-4-27 3038 Riverside Colorado Desert. Mecca - Blythe Road. 3/4 mi. West of Utopia 152 Comment
  RSA4959  Argemone munita subsp. argentea Carl B. Wolf 1932-4-27 3038 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
Read comments
Dec 11 2011
  A347474  Argythamnia californica J. F. Macbride & F. E. Drouet 1941-10-14 4464 Unknown On the open sandy desert west of Shavers Summit 304 Comment
  CAS-BOT-BC137646  Aristida adscensionis Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs. Comment
  CAS-BOT-BC137652  Aristida adscensionis C. L. Hitchcock 1940-3-30 s.n. Riverside Cottonwood Spring. Comment
  GH341064  Aristida adscensionis C. L. Hitchcock 1940-5-30 5878 Unknown Riverside County: Cottonwood Spring. Comment
  JEPS68439  Aristida adscensionis W. L. Jepson 1928-4-25 12585 a Riverside Cottonwood Spring Colorado Desert, Eagle Mts. 731 Comment
  JOTR31976  Aristida adscensionis La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2212 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; large wash at mouth of rocky, narrow canyon 719 Comment
  JOTR32426  Aristida adscensionis La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2212 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; large wash at mouth of rocky, narrow canyon 719 Comment
  JOTR34382  Aristida adscensionis Andre, Jim 2012-4-16 20903 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  JOTR35938  Aristida adscensionis De Groot, Sarah J., Evan Meyer and Abby Hird 2013-3-23 6886 Riverside Joshua Tree National Park. north and northwest part of Lost Palms Oasis 960 Comment
  SEINET191852  Aristida adscensionis C. L. Hitchcock 1940-3-30 5878 Riverside Cottonwood Spring Comment
  UC815565  Aristida adscensionis C. L. Hitchcock 1940-3-30 5878 Riverside Cottonwood Spring Comment
  UCD56398  Aristida adscensionis W. L. Jepson 1928-4-25 12585 Riverside Colorado Desert, Cottonwood Springs. 731 Comment
Read comments
Oct 9 2010
  UCR244447  Aristida adscensionis Jim Andre 2012-4-16 20903 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  RSA27422  Aristida adscensionis var. abortiva C. L. Hitchcock 1940-3-30 5878 Riverside Cottonwood Spring. Comment
  CAS-BOT-BC137527  Aristida purpurea var. nealleyi S. B. Parish 1916-8-13 10850 San Bernardino Colorado Desert. Cottonwood Springs. Comment
  GH341096  Aristida purpurea var. nealleyi S. B. Parish 1916-5-13 10850 Unknown Cottonwood Springs, Colorado Desert Comment
Read comments
Oct 13 2019
  JEPS68444  Aristida purpurea var. nealleyi W. L. Jepson 1928-4-25 12585 Riverside Cottonwood Spgs. Colorado Desert, Eagle Mts. 731 Comment
  RSA26993  Aristida purpurea var. nealleyi C. L. Hitchcock 1940-3-30 5871 Riverside Cottonwood Spring. Comment
  SEINET191857 Image available Aristida purpurea var. nealleyi C. L. Hitchcock 1940-3-30 5871 Riverside Cottonwood Spring Comment
  UC194836  Aristida purpurea var. nealleyi S. B. Parish 1916-5-13 10850 Riverside Cottonwood Springs Colorado Desert Comment
Read comments
Oct 9 2010
  UCR26239  Aristida purpurea var. parishii John C. Roos 1948-5-15 3840 Riverside Sonoran (Colorado) Desert, Eagle Mountains, upper Lost Palms Canyon 1037 Comment
  CAS-BOT-BC137491  Aristida purpurea var. wrightii C. L. Hitchcock 1940-3-30 5871 Riverside Cottonwood Springs. Comment
  CAS-BOT-BC137492  Aristida purpurea var. wrightii C. L. Hitchcock 1940-3-30 16119 Riverside Cottonwood Spring. Comment
  GH341100  Aristida purpurea var. wrightii C. L. Hitchcock 1940-3-30 5871 Unknown Riverside County: Cottonwood Spring. Comment
  UC815792  Aristida purpurea var. wrightii C. L. Hitchcock 1940-3-30 5871 Riverside Cottonwood Spring Comment
  RSA792962  Asclepias subulata Aaron C. Sedgwick, Jella Simons-Adkins, Jennifer Pilapil 2012-8-14 108 San Bernardino Mecca Hills - South of Rt. 10 ~ 400 m. to the eastern side of Box Canyon Rd. in a large wash running east-west. 488 Comment
  UCSB3031  Astragalus J. R. Haller 1957-3-23 1028 Riverside collected 1.0 mi N, in theCottonwood Springs at the southern boundary of Joshua Tree National Monument U S Highway 60 - Cottonwood Springs and U S Highway 60 609 Comment
  UC667276  Astragalus bernardinus Annie M. Alexander and Louise Kellogg 1941-5-11 2152 Riverside Cottonwood Spring Colorado Desert, Eagle Mountains, Cottonwood Spring (Eagle Mountains, Colorado Desert, side of canyon) 883 Comment
  RSA485841  Astragalus coccineus T. S. Elias 1988-1-26 10674 Riverside Joshua Tree National Monument; Cottonwood Spring region, along trail from Mastodon Peak to Lost Palms Oasis. Comment
  RSA415626  Astragalus nuttallianus var. imperfectus M. B. Dunkle 1935-3-31 4445 Riverside Cottonwood Springs. Colorado Desert. 701 Comment
  UCR208928  Astragalus nuttallianus var. imperfectus M. B. Dunkle 1935-3-31 4445 Riverside Sonoran (Colorado) Desert, Cottonwood Mtns., Cottonwood Springs [Canyon] '2300 ft. 915 Comment
  CAS-BOT-BC98813  Atrichoseris platyphylla Lewis S. Rose 1937-4-10 37177 Riverside Indio-Blythe Road, 26 mi. E. of Indio 457 Comment
  JOTR31971  Atrichoseris platyphylla La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2208 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; large wash at mouth of rocky, narrow canyon 719 Comment
  JOTR31972  Atrichoseris platyphylla La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2208 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; large wash at mouth of rocky, narrow canyon 719 Comment
  JOTR34391  Atrichoseris platyphylla Andre, Jim 2012-4-16 20918 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  POM254744  Atrichoseris platyphylla Philip A. Munz 1940-3-24 15696 Riverside 3 miles south of Cottonwood Springs, Eagle Mts 457 Comment
  POM293697  Atrichoseris platyphylla Lyman Benson, Robert Benson 1952-4-8 14847 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area 610 Comment
  SBBG19806  Atrichoseris platyphylla J. R. Haller 1960-4-2 1527 Riverside lower slopes of Orocopia Mtns, ca. 1.5 mi S of jct of US Hwy 60-70 and the entrance rd to Joshua Tree Nat Monument 609 Comment
  SBBG99287  Atrichoseris platyphylla W. L. Halvorson 1977-5-2 77 -17 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  UC69005  Atrichoseris platyphylla H. M. Hall 1905-5-1 6246 Riverside Cottonwood Pass Colorado Desert, Cottonwood Pass Comment
  UCR244423  Atrichoseris platyphylla Jim Andre 2012-4-16 20918 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  UCSB47088  Atrichoseris platyphylla Keller, Paul 1977-2-27 Riverside California 195, 1 mile S of Interstate 10 365 Comment
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Nov 30 2014
  UCSB9759  Atrichoseris platyphylla Haller, John 1960-4-2 Riverside Lower slopes of Orocopia Mtns., 1.5 mi. S of the junc. of U.S. highway 60-70 and the S entrance road to Joshua Tree Natl. Mon. 609 Comment
  A376277  Atriplex canescens C. B. Wolf 1932-10-13 4304 Unknown Colorado Desert, Eagle Mts., Cottonwood Springs 289 Comment
  A376278  Atriplex canescens C. B. Wolf 1932-10-13 4306 Unknown Colorado Desert, Eagle Mts., Cottonwood Springs 289 Comment
  A376279  Atriplex canescens C. B. Wolf 1932-10-13 4305 Unknown Colorado Desert, Eagle Mts., Cottonwood Springs 289 Comment
  A376280  Atriplex canescens C. B. Wolf 1932-10-13 4307 Unknown Colorado Desert, Eagle Mts., Cottonwood Springs 289 Comment
  A376281  Atriplex canescens C. B. Wolf 1932-10-13 4308 Unknown Colorado Desert, Eagle Mts., Cottonwood Springs 289 Comment
  A376286  Atriplex canescens C. B. Wolf 1932-10-13 4303 Unknown Colorado Desert. Eagle Mts. Cottonwood Springs. 289 Comment
  RSA339232  Atriplex canescens R. F. Thorne, R. Dahlgren, Gertrud Dahlgren 1979-8-23 53616 Riverside Corronwood Springs Area Comment
  RSA339234  Atriplex canescens R. F. Thorne, Gertrud Dahlgren, R. Dahlgren 1979-8-23 53615 Riverside Corronwood Springs Area Comment
  RSA5455  Atriplex canescens C. B. Wolf 1932-10-13 s.n. Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  RSA5456  Atriplex canescens C. B. Wolf 1932-10-13 s.n. Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  RSA5457  Atriplex canescens C. B. Wolf 1932-10-13 s.n. Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  RSA5458  Atriplex canescens C. B. Wolf 1932-10-13 s.n. Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  RSA5459  Atriplex canescens C. B. Wolf 1932-10-13 s.n. Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  RSA5461  Atriplex canescens C. B. Wolf 1932-10-13 s.n. Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  RSA696732  Atriplex canescens J. R. Bruff 1927-11-26 36 Riverside Cottonwood Springs. Comment
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Sep 20 2011
  SD40818  Atriplex canescens Carl B. Wolf 1932-10-13 4303 Riverside Eagle Mountains, Cottonwood Springs. 950 Comment
  SD40819  Atriplex canescens Carl B. Wolf 1932-10-13 4306 Riverside Eagle Mountains, Cottonwood Springs. 950 Comment
  UC850756  Atriplex canescens Carl B. Wolf 1932-10-13 4305 Riverside Cottonwood Springs Colorado Desert, , Cottonwood Springs (Eagle Mts.) 289 Comment
  UC850757  Atriplex canescens Carl B. Wolf 1932-10-13 4306 Riverside Cottonwood Springs Colorado Desert, , Cottonwood Springs (Eagle Mts.) 289 Comment
  UC850758  Atriplex canescens Carl B. Wolf 1932-10-13 4304 Riverside Cottonwood Springs Colorado Desert, Eagle Mts., Cottonwood Springs 289 Comment
  UC850759  Atriplex canescens Carl B. Wolf 1932-10-13 4303 Riverside Cottonwood Springs Colorado Desert, Eagle Mts., Cottonwood Springs 289 Comment
  UC850760  Atriplex canescens Carl B. Wolf 1932-10-13 4302 Riverside Cottonwood Springs Colorado Desert, , Cottonwood Springs (Eagle Mts.) 289 Comment
  UC850761  Atriplex canescens Carl B. Wolf 1932-10-13 4308 Riverside Cottonwood Springs Colorado Desert, , Cottonwood Springs (Eagle Mts.) 289 Comment
  UC850762  Atriplex canescens Carl B. Wolf 1932-10-13 4307 Riverside Cottonwood Springs Colorado Desert, , Cottonwood Springs (Eagle Mts.) 289 Comment
  UC850763  Atriplex canescens Carl B. Wolf 1933-8-2 5181 Riverside Cottonwood Spring Colorado Desert, , Cottonwood Spring (Eagle Mts.) 289 Comment
  RSA5349  Atriplex canescens var. laciniata C. B. Wolf 1932-10-13 1606 Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  A376394  Atriplex hymenelytra M. F. Spencer 1917-3-4 270 Unknown Colorado Desert Comment
  GH376395  Atriplex hymenelytra M. F. Spencer 1917-3-4 270 Unknown Colorado Desert Comment
  UC472781  Atriplex hymenelytra M. F. Spencer 1917-3-4 San Diego Colorado Desert Comment
  JOTR34407  Baccharis brachyphylla La Doux, Tasha, M. Harding, B. Truesdell, D. Shade 2012-9-25 3094 Riverside Joshua Tree National Park. Cottonwood Mountains; near Wood Spring Comment
  CAS-BOT-BC99820  Baccharis sarothroides Carl B. Wolf 1932-10-13 4311 Riverside Colorado Desert. Eagle Mts. Cottonwood Springs 289 Comment
  CAS-BOT-BC99821  Baccharis sarothroides Carl B. Wolf 1932-10-13 4310 Riverside Colorado Desert. Eagle Mts. Cottonwood Springs 289 Comment
  A386998  Baccharis sergiloides C. B. Wolf 1932-10-13 4310 Unknown Colorado Desert. Eagle Mts. Cottonwood Springs 289 Comment
  A386999  Baccharis sergiloides C. B. Wolf 1932-10-13 4311 Unknown Colorado Desert. Eagle Mts. Cottonwood Springs 289 Comment
  CAS-BOT-BC99866  Baccharis sergiloides Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC99868  Baccharis sergiloides S. B. Parish 1916-5-13 10832 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  CAS-BOT-BC99871  Baccharis sergiloides John Thomas Howell 1928-1-30 3313 Riverside Cottonwood Spring, Colorado Desert Comment
  JEPS21312  Baccharis sergiloides W. L. Jepson 1928-4-25 12568 Riverside Eagle Mountains, Cottonwood Springs 731 Comment
  RSA5436  Baccharis sergiloides C. B. Wolf 1932-10-13 4311 Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  RSA5438  Baccharis sergiloides C. B. Wolf 1932-10-13 4310 Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  RSA696790  Baccharis sergiloides J. Russell Bruff 1927-11-16 34 Riverside Cottonwood Springs. Comment
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Jul 7 2012
  UC667321  Baccharis sergiloides Annie M. Alexander and Louise Kellogg 1941-5-23 2229 Riverside Cottonwood Spring Eagle Mts. 883 Comment
  UC893734  Baccharis sergiloides Carl B. Wolf 1932-10-13 4311 Riverside Cottonwood Springs Colorado Desert, Eagle Mts. 289 Comment
  UC893735  Baccharis sergiloides Carl B. Wolf 1932-10-13 4310 Riverside Cottonwood Springs Colorado Desert, Eagle Mts. 289 Comment
  CAS-BOT-BC295899  Bahiopsis parishii Annie M. Alexander; Louise Kellogg 1941-5-18 2196 Riverside Eagle Mountains 1021 Comment
  CAS-BOT-BC295901  Bahiopsis parishii Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9550 Riverside Cottonwood Springs Canyon Comment
  CAS-BOT-BC295906  Bahiopsis parishii C. L. Hitchcock 1940-3-30 5873 Riverside Cottonwood Spring Comment
  POM299271  Bahiopsis parishii A. M. Alexander, A. Kellogg 1941-5-18 2196 Riverside Eagle Mountains 1021 Comment
  RSA20293  Bahiopsis parishii Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 9550 Riverside Cottonwood Springs Canyon. Comment
  RSA26988  Bahiopsis parishii C. L. Hitchcock 1940-3-30 5873 Riverside Cottonwood Spring. Comment
  UCR244318  Bahiopsis parishii Jim Andre 2012-4-16 20893 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  RSA4910  Baileya pleniradiata C. B. Wolf 1932-4-27 3026 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
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Dec 11 2011
  RSA20294  Bebbia juncea Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 9555 Riverside 1 mile below Cottonwood Springs Comment
  UCSB9702  Bebbia juncea Leeuwen, Henry 1957-4-13 Riverside next to U.S. 60 near juncture with Cal. 195 Comment
  CAS-BOT-BC100116  Bebbia juncea var. aspera Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9555 Riverside In wash 1 mile below Cottonwood Springs Comment
  GH414336  Bebbia juncea var. aspera R. S. Ferris & R. P. Rossbach 1938-5-15 9555 Unknown 1 mile below Cottonwood Springs Comment
  JOTR34379  Bebbia juncea var. aspera Andre, Jim 2012-4-16 20900 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  LA203072  Bebbia juncea var. aspera Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9555 Riverside 1 mi. below Cottonwood Springs Comment
  UC604870  Bebbia juncea var. aspera Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9555 Riverside 1 mi below Cottonwood Springs Comment
  UCR244407  Bebbia juncea var. aspera Jim Andre 2012-4-16 20900 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  SEINET3862250  Beloperone californica Elizabeth Neese 1979-4-10 7070 Riverside Joshua Tree National Monument, S of Twenty-nine Palms, near Cottonwood Spring.; 0 305 Comment
  CAS-BOT-BC207047  Bernardia incana Frank W. Peirson 1928-4-25 7917 Riverside Cottonwood Spring Comment
  RSA5371  Bernardia incana B. D. Stark 1932-6-17 3750 Riverside Canyon above Cottonwood Springs. Eagle Mountains, Colorado Desert. Upper edge of lower Sonoran. Comment
  RSA70433  Bernardia incana F. W. Peirson 1928-4-25 7917 Riverside Cottonwood Spring Region, Northern Colorado Desert. Comment
  JEPS52450  Bernardia myricifolia W. L. Jepson 1928-4-25 12591 Riverside Cottonwood Spring Colorado Desert, Cottonwood Mts., Cottonwood Spring 731 Comment
  JEPS52451  Bernardia myricifolia W. L. Jepson 1928-4-23 12563 Riverside Cottonwood Spring Colorado Desert, Cottonwood Mts., Cottonwood Spring 731 Comment
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Oct 9 2010
  CAS-BOT-BC16258  Boechera glaucovalvula H. M. Hall 1905-5-1 6019 Riverside Colorado Desert. Cottonwood Springs. Comment
  CAS-BOT-BC14160  Boechera perennans C. L. Hitchcock 1940-4-1 5918 Riverside Cottonwood Spring wash. Comment
  CAS-BOT-BC16273  Boechera perennans C. L. Hitchcock 1940-4-5 5966 Riverside Cliffs above Cottonwood Springs. Comment
  RSA0129316  Boechera perennans Sarah J. De Groot, Evan Meyer, Abby Hird 2013-3-23 6887 Riverside Joshua Tree National Park, Biodiversity Hunt; north and northwest part of Lost Palms Oasis. 982 Comment
  UC855511  Boechera perennans C. L. Hitchcock 1940-4-1 5918 Riverside Cottonwood Springs wash Joshua Tree National Monument Comment
  CAS-BOT-BC25456  Boechera retrofracta C. L. Hitchcock 1940-4-5 5966 Riverside Above Cottonwood Spring. Comment
  JEPS61277  Boerhavia coccinea W. L. Jepson 1928-4-25 12611 Riverside Cottonwood Spring; Colorado Desert, Eagle Mts. 731 Comment
  RSA462666  Boerhavia coccinea C. M. Dammers 1929-10-6 s.n. Riverside Cottonwood Springs. Comment
  UC1587773  Boerhavia coulteri var. palmeri Duane Atwood 1991-9-9 17074 Riverside 4.8 mi. w. Chirachoa Summit (along I-10) Comment
  CAS-BOT-BC434515  Boerhavia diffusa S. B. Parish 1916-5-13 10855 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  RSA683913  Boerhavia intermedia Michael Denslow 2003-9-13 1549 Riverside Shavers Valley; I-10 at Mecca Exit, Box Springs Road. 470 Comment
  JOTR32597  Boerhavia triquetra var. intermedia La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2665 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JOTR32598  Boerhavia triquetra var. intermedia La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2665 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JOTR32599  Boerhavia triquetra var. intermedia La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2665 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  SEINET3142563  Boerhavia triquetra var. intermedia M. Denslow 2003-9-13 1549 Riverside Colorado Desert; Western Colorado Desert region: Shavers Valley; I-10 at Mecca Exit, Box Springs Road. (Cottonwood Spring Squad) Comment
  JOTR32618  Boerhavia wrightii La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1628 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JOTR32619  Boerhavia wrightii La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1628 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  OBI29475  Boerhavia wrightii David J. Keil, Melissa Luckow 1979-8-31 13148 Riverside Jctn of Box Cyn Rd and I-10 just S of exit ramp at wash crossing Comment
  RSA792571  Boerhavia wrightii Aaron C. Sedgwick, Jella Simons-Adkins, Jennifer Pilapil 2012-8-14 105 San Bernardino Mecca Hills - South of Rt. 10 ~ 400 m. to the eastern side of Box Canyon Rd. in a large wash running east-west. 488 Comment
  OBI29473  Bouteloua aristidoides David J. Keil, Melissa Luckow 1979-8-31 13151 Riverside Jctn of Box Cyn rd and I-10, just S of exit ramp at wash crossing Comment
  POM292714  Bouteloua aristidoides Lyman Benson, Robert Benson 1952-4-8 14852 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area 610 Comment
  RSA537263  Bouteloua aristidoides D. Atwood 1991-9-9 17077 Riverside 4.8 miles west of Chirachoa Summit along I-10. Comment
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Jun 24 2012
  SEINET3920224  Bouteloua aristidoides N. Duane Atwood 1991-9-9 17077 Riverside 4.8 miles west of Chirachoa Summit along I-10.; 0 Comment
  JOTR32605  Bouteloua aristidoides var. aristidoides La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2669 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JOTR34107  Bouteloua aristidoides var. aristidoides La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2669 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  RSA683917  Bouteloua aristidoides var. aristidoides Michael Denslow 2003-9-13 1545 Riverside Shavers Valley; I-10 at Mecca Exit, Box Springs Road. (Cottonwood Spring Quad) 470 Comment
  OBI29472  Bouteloua barbata David J. Keil, Melissa Luckow 1979-8-31 13152 Riverside Jctn of Box Cyn rd and I-10, just S of exit ramp at wash crossing Comment
  POM193468  Bouteloua barbata J. B. Feudge 1929-9-15 2027 Riverside Cottonwood Springs, Colorado Desert. Comment
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Oct 9 2010
  JOTR32609  Bouteloua barbata var. barbata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2673 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JOTR32610  Bouteloua barbata var. barbata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2673 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JEPS42502  Brandegea bigelovii W. L. Jepson 1928-4-25 12593 Riverside Colorado Desert, Cottonwood Mountains, Cottonwood Spring Cottonwood Spring; Colorado Desert, Cottonwood Mts, Cottonwood Spring 731 Comment
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Oct 9 2010
  JOTR32326  Brandegea bigelovii Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Steep bedrock on south facing slope of large sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 3) Comment
  POM254737  Brandegea bigelovii P. A. Munz 1940-3-24 15695 Riverside 3 miles south of Cottonwood Springs, Eagle Mts 457 Comment
  POM296454  Brandegea bigelovii Lyman Benson, Robert Benson 1952-4-8 14853 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
  RSA394253  Brandegea bigelovii Robert Gustafson 1978-3-21 842 Riverside Joshua Tree National Monument, about 3 miles north on the road leading through the park and Hwy 70. 640 Comment
  RSA4956  Brandegea bigelovii C. B. Wolf 1932-4-27 3042 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
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Dec 11 2011
  RSA550357  Brandegea bigelovii W. Wisura 1992-3-24 4631 Riverside 13.1 mi NE of Mecca on Box Canyon Rd. seed voucher Comment
  SBBG100729  Brandegea bigelovii W. L. Halvorson 1977-2-5 77 -19 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  UC1022806  Brandegea bigelovii Philip A. Munz 1940-3-24 15695 Riverside 3 mi s of Cottonwood Springs (Eagle Mountains); Eagle Mountains 457 Comment
  UC194837  Brandegea bigelovii S. B. Parish 1916-5-13 10849 Riverside Colorado Desert, Cottonwood Spring Cottonwood Spring; Colorado Desert, Cottonwood Spring 792 Comment
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Oct 9 2010
  UCR245250  Brandegea bigelovii Jim Andre 2012-3-19 21299 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  HSC101524  Brassica tournefortii J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-14 12756 Riverside Joshua Tree National Park. Cottonwood Road near south entrance. 509 Comment
  RSA5360  Brickellia arguta B. D. Stark 1932-6-17 1530 Riverside Canyons above Cottonwood Springs, Eagle Mts., Colorado Desert 396 Comment
  JEPS18758  Brickellia atractyloides W. L. Jepson 1928-4-23 12561 Riverside Cottonwood Spring Colorado Desert, Eagle Mts. 731 Comment
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Oct 9 2010
  UC604871  Brickellia atractyloides Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9553 Riverside Cottonwood Springs Canyon Comment
  UC68943  Brickellia atractyloides H. M. Hall 1905-5-1 6016 Riverside Cottonwood Springs Colorado Desert 670 Comment
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Oct 9 2010
  CAS-BOT-BC106335  Brickellia atractyloides var. arguta W. L. Jepson 1928-4-24 s.n. Riverside On the rocky walls of canyon below spring, Cottonwood Spring 2407 Comment
  CAS-BOT-BC106336  Brickellia atractyloides var. arguta Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9553 Riverside Cottonwood Springs Canyon Comment
  CAS-BOT-BC106342  Brickellia atractyloides var. arguta H. M. Hall 1905-5-1 6016 Riverside Cottonwood Springs - Colorado Desert 670 Comment
  CAS-BOT-BC106344  Brickellia atractyloides var. arguta Frank W. Peirson 1928-4-24 7900 Riverside Cottonwood Spring Comment
  GH404145  Brickellia atractyloides var. arguta R. J. Ferris & R. P. Rossbach 1938-5-15 9553 Unknown Cottonwood Springs Canyon Comment
  RSA695641  Brickellia californica J. Russell Bruff 1927-10-26 33 Riverside Cottonwood Springs Comment
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Sep 20 2011
  A386542  Brickellia desertorum C. B. Wolf 1932-10-13 4312 Unknown Colorado Desert. Eagle Mts., Cottonwood Springs 289 Comment
  JOTR34405  Brickellia desertorum La Doux, Tasha, M. Harding, B. Truesdell, D. Shade 2012-9-25 3093 Riverside Joshua Tree National Park. Cottonwood Mountains; Cottonwood Spring area 902 Comment
  JOTR34406  Brickellia desertorum La Doux, Tasha, M. Harding, B. Truesdell, D. Shade 2012-9-25 3093 Riverside Joshua Tree National Park. Cottonwood Mountains; Cottonwood Spring area 902 Comment
  RSA5580  Brickellia desertorum C. B. Wolf 1932-10-13 4312 Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  UC894158  Brickellia desertorum Carl B. Wolf 1932-10-13 Riverside Cottonwood Springs, Eagle Mts., Colorado Desert Colorado Desert, Eagle Mts., Cottonwood Springs 289 Comment
  CAS-BOT-BC100517  Brickellia incana S. B. Parish 1916-5-13 10848 Riverside Cottonwood Spr., Colorado Desert 792 Comment
  GH386553  Brickellia incana S. B. Parish 1916-5-13 10848 Unknown Cottonwood Spr., Colorado Desert 792 Comment
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Oct 13 2019
  GH404167  Brickellia incana J. F. Macbride & F. E. Drouet 1941-10-14 4466 Unknown desert west of Shavers Summit 304 Comment
  JEPS18629  Brickellia incana W. L. Jepson 1928-4-23 12555 Riverside 2.5 mi below Cottonwood Springs (s edge of Cottonwood and Eagle Mts., Colorado Desert); Colorado Desert, Cottonwood Mts., Eagle Mts. 487 Comment
  JOTR32320  Brickellia incana Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Large sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 2) Comment
  OBI25754  Brickellia incana David J. Keil 1980-6-20 Riverside Box Canyon Rd exit from I-10. 488 Comment
  OBI38270  Brickellia incana David J. Keil 1985-8-30 18951 Riverside Along road through Joshua Tree Natl Monument, 5 mi N of I-1 Comment
  OBI52135  Brickellia incana Larry Kelly, David J. Keil 1988-4-16 50 Riverside ca .5 mi from hwy 10 on road through Ocatillo garden, and cholla patch in Joshua tree Natl Monument Comment
  RSA339235  Brickellia incana R. F. Thorne 1979-8-23 53618 Riverside Cottonwood Springs Area Comment
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Oct 9 2010
  RSA387325  Brickellia incana Aaron Liston 1986-11-29 643 -3 Riverside Joshua Tree National Park. Cottonwood Springs. Comment
  SBBG55589  Brickellia incana D. Keil 1980-6-20 14062 Riverside Box Cyn Rd exit from Interstate 10 487 Comment
  SBBG88694  Brickellia incana K. K. Muller 1971-11-7 2983 Riverside just S of US Hwy 60, opposite S entrance to Joshua Tree Nat Monument Comment
  UC1329828  Brickellia incana James E. Cole 1941-5-21 751 Riverside Cottonwood Spring Wash, Joshua Tree National Monument Joshua Tree National Monument, Cottonwood Spring Wash 914 Comment
  UC1329829  Brickellia incana James E. Cole 1941-6-11 863 Riverside .25 mi below spring area Cottonwood Spring (Joshua Tree National Monument); Joshua Tree National Monument 1066 Comment
  UC194825  Brickellia incana S. B. Parish 1916-5-13 10848 Riverside Cottonwood Springs, Colorado Desert Colorado Desert, Cottonwood Springs 792 Comment
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Oct 9 2010
  UC894193  Brickellia incana J. Francis Macbride and Francis Drouet 1941-10-14 4466 Riverside desert w of Shavers Summit 304 Comment
  CAS-BOT-BC149440  Bromus berteroanus C. L. Hitchcock 1940-4-2 5924 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  RSA27411  Bromus berteroanus C. L. Hitchcock 1940-4-2 5924 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
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Sep 11 2011
  SEINET186317 Image available Bromus berteroanus P. A. Munz 1940-3-24 15706 Riverside Edge of sandy wash 2 mi. north of Cottonwood Springs Eagle Mountains 914 Comment
  SEINET191888 Image available Bromus berteroanus C. L. Hitchcock 1940-4-2 5924 Riverside Joshua Tree National Monument ; Cottonwood Springs wash Comment
  SEINET191889 Image available Bromus berteroanus C. L. Hitchcock 1940-4-2 5924 Riverside Joshua Tree National Monument ; Cottonwood springs wash Comment
  UC816450  Bromus trinii C. L. Hitchcock 1940-4-2 5924 Riverside Joshua Tree National Monument, Cotttonwood Spring wash Joshua Tree National Monument; , Cotttonwood Spring wash Comment
  POM295559  Caesalpinia virgata Lyman Benson, Robert Benson 1952-4-8 14858 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
  RSA167552  Caesalpinia virgata R. F. Thorne, Robert L. Rutherford 1964-4-12 33656 Riverside 1 mile W of turnoff to Cottonwood Wells [Springs]. Larrea desert scrub along Hwy. 60-70. Comment
  UCR158771  Caesalpinia virgata Lyman Benson, Robert Benson 1952-4-8 14858 Riverside Sonoran (Colorado) Desert, 2 mi. west of Shaver Summit [Chiriaco Summit] east of Indio, U.S. Hwy 66 518 Comment
  JOTR16572  Calycoseris parryi Moore, Sue 1968-4-29 s.n. Riverside Joshua Tree National Park. COTTONWOOD CANYON Comment
  RSA444557  Calycoseris wrightii Walter Wisura 1988-3-13 4201 Riverside 2.5 mi. fr I-10 along Box Canyon Rd. toward Mecca Comment
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Sep 7 2011
  SEINET214666  Calyptridium monandrum N. H. Holmgren, PK Holmgren; R. E. Kern 1973-3-23 6483 Riverside At S entrance to Joshua Tree Nat'l Monument near Interstate 10 24 mi E of Indio 549 Comment
  JEPS23449  Camissonia W. L. Jepson 1928-4-25 12610 Riverside n Mecca; Colorado Desert, Cottonwood Spr. 701 Comment
  SEINET4681021  Camissonia boothii Elizabeth Neese 1979-4-10 7072 Riverside Joshua Tree National Monument S of Twenty-nine Palms, near Cottonwood Sp.; 0 305 Comment
  SEINET4681025  Camissonia boothii R. Kass 1983-4-1 1237 San Bernardino Entrance to Joshua Tree National Monument, 2 mi within park boundary.; 0 Comment
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Dec 25 2016
  RSA387327  Camissonia boothii subsp. condensata Aaron Liston, T. S. Elias, O. R. Dorado, S. Zona 1986-11-29 642 -1 Riverside Colorado Desert. West of Chiriaco Summit. Comment
  RSA444317  Camissonia boothii subsp. condensata Walter Wisura 1988-3-1 s.n. Riverside Colorado Desert. In wash off Interstate 10 at beginning of Box Canyon road toward Mecca. Comment
  RSA4893  Camissonia boothii subsp. condensata Carl B. Wolf 1932-4-27 3009 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  CSUSB755  Camissonia brevipes Bob Sullivan 1966-2-27 Riverside Orocopia Mountains 1 mile southeast of junction of Mecca- Joshua Tree Road and Indio- Blythe Highway; Orocopia Mountains. 228 Comment
  RSA162862  Camissonia brevipes John Olmsted 1958-3-30 90 Riverside Dry wash in first hills N of Southern entrance to Joshua Tree National Monument on Cottonwood Pass road with southern drainage toward Salton sea. 838 Comment
  POM250400  Camissonia brevipes subsp. brevipes I. W. Clokey 1935-4-17 6763 Riverside Colorado Desert. Shafer [Shavers] Wells - Cottonwood Springs. 25 Comment
  RSA135157  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-3-16 11856 Riverside outwash plain below Cottonwood Springs, Joshua Tree National Monument. Comment
  RSA201058  Camissonia brevipes subsp. brevipes Carl B. Wolf 1932-4-27 3013 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  RSA36073  Camissonia brevipes subsp. brevipes C. Epling 1947-03 s.n. San Bernardino Mojave Desert, Cottonwood Springs, southern edge of Mojave Desert. Comment
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Nov 30 2016
  RSA36358  Camissonia brevipes subsp. brevipes C. Epling 1947-03 s.n. Riverside Mojave Desert, south edge of desert at Cottonwood Springs. Comment
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Oct 9 2010
  RSA548744  Camissonia brevipes subsp. brevipes W. L. Halvorson 1977-2-5 77 -7 Riverside Joshua Tree National Monument. Desert bajada near the junction of Interstate 10 and road to the Monument. Comment
  UCR6057  Camissonia brevipes subsp. brevipes Steve Stadler 1966-2-27 22766- 18 Riverside Sonoran (Colorado) Desert, c. 2.9 mi. west of Chiriaco Summit, frontage road 1 mile from Desert Center to Indio Road & Joshua Tree Monument to Mecca Road 488 Comment
  POM255920  Camissonia cardiophylla C. L. Hitchcock 1940-4-1 5899 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  RSA454730  Camissonia cardiophylla E. S. Spalding 1926-2-13 s.n. Riverside Colorado Desert. Box Canon on Blythe Road. Comment
  JOTR31975  Camissonia cardiophylla subsp. cardiophylla La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2211 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; large wash at mouth of rocky, narrow canyon 719 Comment
  JOTR32445  Camissonia cardiophylla subsp. cardiophylla La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2211 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; large wash at mouth of rocky, narrow canyon 719 Comment
  CLARK-A1528-5363  Camissonia claviformis John C. Roos 1947-2-15 3267 Riverside Eagle Mountains Comment
  UCR275137  Camissonia claviformis David Fraker, Aaron C. Sedgwick 2012-4-4 063 Riverside Sonoran (Colorado) Desert, south of Joshua Tree National Park, north of Hwy I-10 on powerline road, 0.5 mi west of Cottonwood Springs Road 522 Comment
  RSA135288  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-1-24 11470 Riverside Desert Canyon bottom on road to Cottonwood Springs 4.5 miles north of State Highway 195. Comment
  RSA36072  Camissonia claviformis subsp. aurantiaca C. Epling 1947-03 s.n. Riverside Mojave Desert, south edge of desert at Cottonwood Springs. Comment
  RSA444316  Camissonia claviformis subsp. aurantiaca Walter Wisura 1988-3-1 4185 Riverside In wash off I 10 at beginning of Box Canyon Road toward Mecca. Comment
  RSA80965  Camissonia claviformis subsp. aurantiaca G. R. Campbell 1952-4-6 18414 Riverside 2 mi. s. of jct. of Cottonwood Springs road, road through Joshua Tree National Monument, south from 29 Palms. 884 Comment
  RSA789471  Camissonia claviformis subsp. claviformis David Fraker, Aaron Sedgwick 2012-4-4 63 San Bernardino South of Joshua Tree National Park. North of US10 on power line road .5 mile east of Cottonwood Springs Rd. 522 Comment
  RSA134343  Camissonia refracta K. K. Muller 1958-3-22 913 Riverside Scattered on gravelly slopes of Orocopia Mts. across Highway 70 from S. entrance to Joshua Tree National Monument. Comment
  RSA25368  Camissonia refracta C. L. Hitchcock 1940-4-1 5898 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  RSA550354  Camissonia refracta Walter Wisura, J. Dolan, M. Wall 1992-3-24 4634 Riverside 13.1 mi NE of Mecca on Box Canyon Rd. seed voucher Comment
  UC1595702  Camissonia refracta W. Wisura, J. Dolan, and M. Wall 1992-3-24 4634 Riverside on Box Canyon Rd 13.1 mi ne Mecca; Lowdesert Comment
  UCR26226  Camissonia refracta John C. Roos 1947-2-15 3266 Riverside Sonoran (Colorado) Desert, Lost Palms Canyon, south face of Eagle Mtns., west of Hayfield Dry Lake 997 Comment
  JEPS3840  Castilleja miniata I. W. Clokey 1935-4-17 6865 Riverside Cottonwood Springs Comment
  POM250367  Castilleja miniata I. W. Clokey 1935-4-17 6865 Riverside Cottonwood Springs. Comment
  UC68540  Caulanthus cooperi H. M. Hall 1905-5-11 6023 Riverside Cottonwood Mts. Colorado Desert, Cottonwood Mts. 609 Comment
  POM2210  Centrostegia thurberi H. M. Hall 1905-05 6021 Riverside Cottonwood Mountains, Colorado Desert 610 Comment
  JEPS57819  Centrostegia thurberi var. thurberi W. L. Jepson 1928-4-25 12598 Riverside below Cottonwood Spring (Colorado Desert, Eagle Mountains); Colorado Desert, Eagle Mountains 731 Comment
  UC68686  Centrostegia thurberi var. thurberi H. M. Hall May, 1905 6021 Riverside Colorado Desert, Cottonwood Mountains Cottonwood Mountains; Colorado Desert, Cottonwood Mountains 609 Comment
  A366106  Cercidium floridum B. W. Evermann 1916-5-13 Unknown Cottonwood Springs Comment
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Apr 6 2013
  A366107  Cercidium floridum B. W. Evermann 1916-5-13 Unknown Cottonwood Springs Comment
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Apr 6 2013
  VVC204  Cercidium floridum W. W. Mayhew 1959-2-11 s.n. Riverside Colorado Desert, Joshua Tree National Monument 732 Comment
  VVC205  Cercidium floridum F. Ambrey 1959-4-24 s.n. Riverside S Calif., West side of rd. 17.7 mi E of Mecca on State Hwy 195 at east end of Box Cyn. 445 Comment
  JOTR31978  Cercidium floridum subsp. floridum La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2214 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; large wash at mouth of rocky, narrow canyon 719 Comment
  UC1280946  Cercidium floridum subsp. floridum H. E. McMinn 1937-3-5 4494 Riverside 4 mi n highway <from> Mecca to Desert Center; Cottonwood Mts. Comment
  CLARK-A1528-3061  Cercocarpus betuloides John C. Roos 1948-5-15 3854 Riverside Eagle Mountains Comment
  UCR18833  Cercocarpus betuloides John C. Roos 1948-5-15 3854 Riverside Sonoran (Colorado) Desert, Eagle Mountains, upper Lost Palms Canyon 1037 Comment
  CAS-BOT-BC276377  Chaenactis carphoclinia S. B. Parish 1916-5-15 10838 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  CAS-BOT-BC276392  Chaenactis carphoclinia John H. Thomas 1957-3-30 6561 Riverside 8.1 miles E of Cactus City, about 20 miles E of Coachella, Colorado Desert 426 Comment
  CAS-BOT-BC276399  Chaenactis carphoclinia N. Aitkenhead 1977-2-2 2113 Riverside 1 mile from junction of JT Mon. Road and pipeline Comment
  SBBG7866  Chaenactis carphoclinia C. H. Muller 1952-4-6 9506 Riverside ca. 1 mi N of S entrance to Joshua Tree Nat Monument Comment
  SBBG97181  Chaenactis carphoclinia W. L. Halvorson 1977-2-15 77 -26 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SBBG99383  Chaenactis carphoclinia W. L. Halvorson 1977-2-5 77 -6 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SBBG99384  Chaenactis carphoclinia W. L. Halvorson 1977-2-5 77 -21 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SBBG99385  Chaenactis carphoclinia W. L. Halvorson 1977-2-15 77 -26 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  UCSB23358  Chaenactis carphoclinia Shaw, M. 1964-4-5 Riverside 1.5 miles east of junction of State Highway 195 and turnoff to U.S. Highway 70 to Joshua Tree National Monument 594 Comment
  CHSC29988  Chaenactis carphoclinia var. carphoclinia T. M. Lane 1975-3-24 6 Riverside 1 mi n of US Interstate 10 at s entrance of Joshua Tree National Monument on Pinto Basin Rd. 533 Comment
  JOTR31970  Chaenactis carphoclinia var. carphoclinia La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2207 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; rocky/gravelly bajada north of the Aqueduct Rd. 603 Comment
  RSA4895  Chaenactis carphoclinia var. carphoclinia C. B. Wolf 1932-4-27 3011 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  UC194845  Chaenactis carphoclinia var. carphoclinia S. B. Parish 1916-5-13 10838 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs Comment
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Oct 9 2010
  UCR245228  Chaenactis carphoclinia var. carphoclinia Jim Andre 2012-3-19 21312 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  CAS-BOT-BC284343  Chaenactis stevioides Annie M. Alexander; Louise Kellogg 1941-5-11 2145 Riverside Cottonwood Spring, Eagle Mountains, Colorado Desert 883 Comment
  CAS-BOT-BC284345  Chaenactis stevioides C. L. Hitchcock 1940-3-29 5853 Riverside Cottonwood Canyon ca. 100 yards east of spring Comment
  CAS-BOT-BC284346  Chaenactis stevioides C. L. Hitchcock 1940-3-29 5853 Riverside Unspecified Comment
  CAS-BOT-BC284348  Chaenactis stevioides H. M. Hall 1905-5-1 6018 Riverside Cottonwood Springs, Colorado Desert 670 Comment
  CAS-BOT-BC284350  Chaenactis stevioides Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  JEPS30496  Chaenactis stevioides Peter H. Raven 1958-1-24 11471 Riverside 4.5 mi n of State Highway 195 (on road to Cottonwood Springs) Comment
  JEPS8821  Chaenactis stevioides Lawrence Saylor 1935-3-25 204 Riverside 5 mi s of Cottonwood Springs Comment
  JEPS8841  Chaenactis stevioides W. L. Jepson 1928-4-25 12578 Riverside Cottonwood Springs Eagle Mtns., Colorado Desert, Cottonwood Springs 731 Comment
  POM230183  Chaenactis stevioides I. W. Clokey 1933-4-17 6942 Riverside Cottonwood Springs. Comment
  RSA25309  Chaenactis stevioides C. L. Hitchcock 1940-3-29 5853 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  RSA94395  Chaenactis stevioides F. W. Peirson 1928-4-24 7905 Riverside Cottonwood Springs, northern Colorado Desert Comment
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Oct 9 2010
  UC667268  Chaenactis stevioides Annie M. Alexander and Louise Kellogg 1941-5-11 2154 Riverside Cottonwood Spring Colorado Desert, Eagle Mountains, Cottonwood Spring 883 Comment
  UC69075  Chaenactis stevioides H. M. Hall 1905-5-1 6018 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs 670 Comment
  UC894415  Chaenactis stevioides I. W. Clokey 1935-4-17 6942 Riverside Cottonwood Springs Comment
  UC894494  Chaenactis stevioides C. L. Hitchcock 1940-3-29 5853 Riverside ca 100 yards e of Spring; Cottonwood Canyon Comment
  UCR244414  Chaenactis stevioides Jim Andre 2012-4-16 20909 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  RSA234107  Chaenactis stevioides var. brachypappa R. F. Thorne, R. Carolin 1967-3-21 41637 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  POM147695  Chaenactis stevioides var. stevioides Marcus E. Jones 1927-4-16 s.n. Riverside Cottonwood Spring, near Shaver's Well, Colorado Desert Comment
  POM311389  Chaenactis stevioides var. stevioides Diana plainer 1958-3-30 150 Riverside Joshua Tree National Monument, off main road, toward Cottonwood Springs, S of park at base of hills. Eagle Mts. 457 Comment
  RSA19431  Chaenactis stevioides var. stevioides I. W. Clokey 1935-4-17 6942 Riverside Cottonwood Springs. Comment
  RSA27703  Chamaesyce albomarginata C. L. Hitchcock 1940-4-2 5925 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  UC868839  Chamaesyce albomarginata C. L. Hitchcock 1940-4-2 5925 Riverside Joshua TreeNational Monument, Cottonwood Springs Comment
  RSA683918  Chamaesyce micromera Michael Denslow 2003-9-13 1550 Riverside Shavers Valley; I-10 at Mecca Exit, Box Springs Road. (Cottonwood Spring Quad) 470 Comment
  UC869027  Chamaesyce micromera I. W. Clokey 1935-4-17 6727 Riverside Cottonwood Springs Comment
  JEPS19345  Chamaesyce polycarpa I. W. Clokey 1935-4-17 6727 Riverside Cottonwood Springs Comment
  JOTR32295  Chamaesyce polycarpa Herskovits, Tasya, M. Harding, M. Wheeler 2011-6-22 6 Riverside Joshua Tree National Park. Eagle Mountains; .5 mile east of Pinto Basin road and north of southern park boundary; Open sandy bajada 553 Comment
  JOTR32615  Chamaesyce polycarpa La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2676 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  SBBG100585  Chamaesyce polycarpa W. L. Halvorson 1977-2-5 77 -14 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  UC194833  Chamaesyce polycarpa S. B. Parish 1916-5-13 10830 Riverside Cottonwood Springs Colorado Desert 792 Comment
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Oct 9 2010
  UC869060  Chamaesyce polycarpa Lewis S. Rose 1938-12-24 38347 Riverside 19 mi e Indio (Blythe Rd) 3 Comment
  POM184752  Chamaesyce polycarpa var. hirtella C. L. Hitchcock 1932-4-7 12213 Riverside 5 miles S of Cottonwood Springs, East Riverside County. Comment
  POM250333  Chamaesyce polycarpa var. polycarpa I. W. Clokey 1935-4-17 6727 Riverside Cottonwood Springs. Comment
  RSA432407  Chamaesyce polycarpa var. polycarpa E. S. Spalding 1926-2-13 s.n Riverside Colorado Desert. Box Canyon on Blythe Road. Comment
  JOTR32616  Chamaesyce setiloba La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1021 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  RSA569536  Chamaesyce setiloba E. S. Spalding 1926-2-13 s.n. Riverside Colorado Desert. Box Canyon on Blythe Road. Comment
  RSA70392  Chamaesyce setiloba F. W. Peirson 1928-4-24 7910 Riverside Below Cottonwood Springs, Eagle Mountains. Northern Colorado Desert. Comment
  UC869128  Chamaesyce setiloba Lewis S. Rose 1938-12-24 38346 Riverside 19 mi e Indio (Indio-Blythe Rd) 3 Comment
  UCSB50318  Chamaesyce setiloba Haller, John 1983-3-26 Riverside West side of Cottonwood Spring Road at southern boundary of Joshua Tree National Monument, 1 mile north of Interstate 10 304 Comment
  SEINET3870262  Cheilanthes parryi R. Kass, Elizabeth Neese 1983-4-1 1238 San Bernardino Entrance to Joshua Tree Natl. Mon, 2 mi within park boundary.; 0 Comment
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Dec 25 2016
  UC812273  Cheilanthes parryi C. L. Hitchcock 1940-4-4 5962 Riverside Cottonwood Springs; Joshua Tree Nat'l Monument Comment
  CAS-BOT-BC231768  Chilopsis linearis Dr. Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC231791  Chilopsis linearis Annie M. Alexander; Louise Kellogg 1941-5-26 s.n. Riverside Lost Palms Canyon, Eagle Mts. 762 Comment
  UCR17117  Chilopsis linearis Anonymous 1969-5-25 12 Riverside Sonoran (Colorado) Desert, Hwy 22 from Indio to Blythe, turnoff into Joshua Tree, about 3 mi from Cottonwood Springs Comment
  A384767  Chilopsis linearis subsp. arcuata B. W. Evermann 1916-5-13 Unknown Cottonwood Springs Comment
  JOTR32318  Chilopsis linearis subsp. arcuata Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Large sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 2) Comment
  JOTR32319  Chilopsis linearis subsp. arcuata Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Large sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 2) Comment
  OBI38269  Chilopsis linearis subsp. arcuata David J. Keil 1985-8-30 18950 Riverside Along road through Joshua Tree NAtl Monument, 5 mi N of I-10 Comment
  CAS-BOT-BC191703  Chorizanthe brevicornu var. brevicornu K. L. Chambers 1973-3-19 3619 Riverside Cottonwood Pass Road, at S border of Joshua Tree Natl. Mon. 1.0 miles N of junction with Highway 60. Comment
  CAS-BOT-BC191711  Chorizanthe brevicornu var. brevicornu C. L. Hitchcock 1940-3-30 5876 Riverside Cottonwood Spring Comment
  CAS-BOT-BC191716  Chorizanthe brevicornu var. brevicornu John H. Thomas 1957-3-30 6563 Riverside 8.1 miles E of Cactus City, about 20 miles E of Coachella. Colorado Desert 426 Comment
  JOTR28749  Chorizanthe brevicornu var. brevicornu La Doux, Tasha, Bill Truesdell 2004-2-24 1030 Riverside Joshua Tree National Park. Eagle Mountains; Trail to Lost Palms Oasis, southeast of Cottonwood Oasis 914 Comment
  JOTR31961  Chorizanthe brevicornu var. brevicornu La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2198 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; rocky/gravelly bajada north of the Aqueduct Rd. 603 Comment
  POM250530  Chorizanthe brevicornu var. brevicornu I. W. Clokey 1935-4-17 6595 Riverside Cottonwood Springs. Comment
  RSA25154  Chorizanthe brevicornu var. brevicornu C. L. Hitchcock 1940-3-30 5876 Riverside Cottonwood Spring. Comment
  SBBG99602  Chorizanthe brevicornu var. brevicornu W. L. Halvorson 1977-3-8 77 -80 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  UC849122  Chorizanthe brevicornu var. brevicornu C. L. Hitchcock 1940-3-30 5876 Riverside Cottonwood Spring Comment
  UC849185  Chorizanthe brevicornu var. brevicornu I. W. Clokey 1935-4-17 6595 Riverside Cottonwood Springs Comment
  UCD99686  Chorizanthe brevicornu var. brevicornu Geoffrey Levin 1975-4-5 472 Riverside Box Canyon Wash on State Highway 195, 18.3 mi. NE of Jcn. Of 195 and 111 (Mecca). Between Mecca Hills and Orocopia Mts. 30 Comment
  UCR244417  Chorizanthe brevicornu var. brevicornu Jim Andre 2012-4-16 20912 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  UCSB1360  Chorizanthe brevicornu var. brevicornu Haller, John 1957-3-23 Riverside at southern boundary of Joshua Tree Nat Mon., 4 air miles S. of Cottonwood Sprs. & 1 mile N of June with US 60 609 Comment
  CAS-BOT-BC246235  Chorizanthe rigida John H. Thomas 1957-3-30 6560 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella. Colorado Desert 426 Comment
  SBBG99603  Chorizanthe rigida W. L. Halvorson 1977-3-8 77 87 a Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  UCSB1370  Chorizanthe rigida Haller, John 1960-4-2 Riverside at north base of Orocopia Mtns., 1.3 miles south of the junc. of US 60-70 & the south entrance road to Joshua Tree Nat. Mon. 487 Comment
  POM352017  Chrysothamnus paniculatus P. A. Munz 1946-10-20 11585 Riverside Cottonwood Springs, Joshua Tree National Monument. 1067 Comment
  RSA38715  Chrysothamnus paniculatus P. A. Munz 1946-10-20 11585 Riverside Cottonwood Springs, Joshua Tree National Monument. 1067 Comment
  SBBG100294  Chylismia brevipes W. L. Halvorson 1977-2-5 77 -7 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SBBG27012  Chylismia brevipes K. K. Muller 1967-3-21 1385 Riverside mouth of small arroyo in Orocopia Mtns opposiye S entrance to Joshua Tree Nat Monument Comment
  SBBG5097  Chylismia brevipes K. K. Muller 1958-3-22 909 Riverside hills opposite S entrance to Joshua Tree Nat Monument, 2 mi S of Hwy Comment
  UC1595799  Chylismia brevipes W. Wisura, J. Dolan, M. Wall 1992-3-24 4635 Riverside on Box Canyon Rd 13.1 mi ne Mecca; Lowdesert Comment
  UC874207  Chylismia brevipes I. W. Clokey 1935-4-17 6763 Riverside mesa Shafer Wells-Cottonwood Springs 25 Comment
  UCSB22528  Chylismia brevipes Shaw, M. 1964-4-5 Riverside Dirt road, 1.5 miles east of junction of State Highway 195 and turnoff to U.S. Highway 70 to Joshua Tree National Monument 594 Comment
  UCSB4399  Chylismia brevipes Sager, Ginny 1960-4-2 Riverside In camp: off hiway 60-70 (to south) at southern tip of Joshua Tree National Monument Comment
  JEPS23428  Chylismia brevipes subsp. brevipes W. L. Jepson 1928-4-25 12609 Riverside n Mecca; Cottonwood Spr. 731 Comment
  JEPS23467  Chylismia brevipes subsp. brevipes I. W. Clokey 1935-4-17 6763 Riverside Shaver's Wells to Cottonwood Springs 25 Comment
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Apr 24 2011
  JOTR34385  Chylismia brevipes subsp. brevipes Andre, Jim 2012-4-16 20908 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  UC873881  Chylismia brevipes subsp. brevipes I. W. Clokey 1935-4-17 6763 Riverside mesa Shafer Wells-Cottonwood Springs 25 Comment
  UC873882  Chylismia brevipes subsp. brevipes I. W. Clokey 1935-4-17 6773 Riverside mesa Shafer Wells-Cottonwood Springs 25 Comment
  UCR244411  Chylismia brevipes subsp. brevipes Jim Andre 2012-4-16 20908 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  UCR245256  Chylismia brevipes subsp. brevipes Jim Andre 2012-3-19 21294 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  OBI29266  Chylismia cardiophylla Melissa Luckow, Rhonda Riggins 1982-4-14 814 San Bernardino Pinto Basin Rd, 2.3 mi SE of Cottonwood Visitor Center. 4.4 mi N of jctn with I-10 Comment
  JEPS23422  Chylismia cardiophylla subsp. cardiophylla W. L. Jepson 1928-4-25 12613 Riverside Cottonwood Spring Colorado Desert, Eagle Mts. 731 Comment
  UCR244295  Chylismia cardiophylla subsp. cardiophylla Jim Andre 2012-4-16 20878 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  SBBG100298  Chylismia claviformis W. L. Halvorson 1977-2-15 77 -28 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SBBG100299  Chylismia claviformis W. L. Halvorson 1977-3-8 77 -90 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  SBBG119106  Chylismia claviformis W. L. Halvorson 1977-3-8 77 -90 Riverside Joshua Tree Nat Monument, ca. 1 mi S of the S park entrance Comment
  UCSB4431  Chylismia claviformis Haller, John 1957-3-23 Riverside at southern boundary of Joshua Tree Natl Mon; 4 air miles S. of Cottonwood Sprs; and 1 mile N. of juct with US 60 609 Comment
  CAS-BOT-BC160582  Chylismia claviformis subsp. aurantiaca N. Aitkenhead 1977-2-2 2185 Riverside ~1 mi. from intersection of JT Mon Rd & pipeline Comment
  CAS-BOT-BC160606  Chylismia claviformis subsp. aurantiaca Lewis S. Rose 1937-4-10 37178 Riverside Indio - Blythe Road, 26 mi. E. of Indio 457 Comment
  CAS-BOT-BC160610  Chylismia claviformis subsp. aurantiaca Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  JOTR34374  Chylismia claviformis subsp. aurantiaca Andre, Jim 2012-4-16 20894 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  SBBG5104  Chylismia claviformis subsp. aurantiaca C. H. Muller 1952-4-6 9507 Riverside 1 mi N of S gate to Joshua Tree Nat Monument Comment
  UC1184365  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-1-24 11470 Riverside on road to Cottonwood Springs 4.5 mi n State Highway 195 Comment
  UC873926  Chylismia claviformis subsp. aurantiaca C. L. Hitchcock 1940-3-29 5865 Riverside ca 100 yd e Spring; Cottonwood Canyon Comment
  UCR244078  Chylismia claviformis subsp. aurantiaca Jim Andre 2012-4-16 20894 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  CAS-BOT-BC162782  Chylismia claviformis subsp. claviformis N. Aitkenhead 1977-2-2 60062 A Riverside ~1 mile from junction of J.T. Mon. Rd. & pipeline. Comment
  CAS-BOT-BC438851  Cistanthe monandra John H. Thomas 1957-3-30 6550 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella. Colorado Desert. 426 Comment
  CAS-BOT-BC438863  Cistanthe monandra Elizabeth McClintock 1958-4-3 s.n. Riverside Near southern entrance to Joshua Tree National Monument Comment
  RSA49171  Cistanthe monandra P. A. Munz 1949-4-13 13064 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  RSA4964  Cistanthe monandra C. B. Wolf 1932-4-27 3033 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
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Dec 11 2011
  POM230623  Cleome isomeris I. W. Clokey 1935-4-17 6641 Riverside Cottonwood Springs. Comment
  RSA20088  Cleome isomeris I. W. Clokey, E. G. Anderson 1935-4-17 6641 Riverside Cottonwood Springs. Comment
  RSA49191  Cleome isomeris P. A. Munz 1949-4-13 13042 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  SEINET3089077 Image available Cleome isomeris C. F. Shutts 1949-3-19 57 Riverside Cottonwood Pass, Little San Bernardino Mtns. 305 Comment
  UC68538  Coleogyne ramosissima H. M. Hall 1905-5-11 6034 Riverside Cottonwood Pass; Colorado Desert 670 Comment
  CAS-BOT-BC288995  Coreopsis John H. Thomas 1957-3-30 6546 Riverside 8.1 miles E of Cactus City, about 20 miles E of Coachella, Colorado Desert 426 Comment
  CAS-BOT-BC56685  Coryphantha alversonii Dr. Barton W. Evermann 1924-4-1 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  JOTR32315  Coryphantha alversonii Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Pinto Basin road; Convergence of large sandy, open southeast flowing wash and Cottonwood Canyon; Small rocky ledges and outcrops bordering wash (Stop 1) Comment
  POM278518  Coryphantha alversonii H. G. Rush 1950-5-6 117 Riverside 2.5 miles from Cottonwood springs on road out to Hwy 60-70. 579 Comment
  RSA0130299  Coryphantha alversonii Anonymous 1947-1 s.n. Riverside Cottonwood Springs Area. Comment
  RSA175014  Coryphantha alversonii S. B. Parish 1916-5-13 s.n. Riverside Cottonwood Canyon, Colorado Desert. Comment
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Oct 3 2011
  SEINET3083387 Image available Crossosoma bigelovii P. A. Rauch 1968-2-22 Riverside Cottonwood Canyon, San Bernardino Mts. Comment
  RSA793086  Croton californicus Aaron C. Sedgwick, Jella Simons-Adkins, Jennifer Pilapil 2012-8-14 107 San Bernardino Mecca Hills - South of Rt. 10 ~ 400 m. to the eastern side of Box Canyon Rd. in a large wash running east-west. 488 Comment
  SD251218  Croton californicus Aaron C. Sedgwick, Jella Simons-Adkins, Jennifer Pilapil 2012-8-14 107 San Bernardino Mojave Desert; south central Mojave Desert region: Mecca Hills, south of Rt. 10 ca. 400 meters to the eastern side of Box Canyon Road, in a a large wash running east-west. 487 Comment
  GMDRC5512  Cryptantha angustifolia J. Andre 2012-3-19 21300 Riverside Orocopia Mountains: N. end of range, 0.5 mi. south of Jct of Box Canyon Rd and I-10 freeway, 23 miles east of city of Coachella 470 Comment
  POM368194  Cryptantha angustifolia E. S. Spalding 1926-2-13 16009 Riverside Colorado Desert. Box Canon on Blythe Road. Comment
  RSA4903  Cryptantha angustifolia C. B. Wolf 1932-4-27 3019 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  SBBG100804  Cryptantha angustifolia W. L. Halvorson 1977-2-5 77 -4 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SBBG97219  Cryptantha angustifolia W. L. Halvorson 1977-3-8 77 -83 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  UC729732  Cryptantha angustifolia Carl B. Wolf 1932-4-27 Riverside 17 mi e Mecca; Colorado Desert 152 Comment
  UCR116714  Cryptantha angustifolia Helen Kennedy, Sara Mills 2001-3-17 5398 Riverside Mojave Desert, 0.8 mi from the junction of Hwy 10 & Cottonwood Springs Road, 100m SE of the entrance to Joshua Tree National Park 550 Comment
  UCR245251  Cryptantha angustifolia Jim Andre 2012-3-19 21300 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  UCSB5589  Cryptantha angustifolia Krogen, Roger 1957-1 Riverside 26 mi. E of Indo on Hwy 60-70, near S entrance to Joshua Tree Nat. Park Comment
  RSA234106  Cryptantha barbigera R. F. Thorne, R. Carolin 1967-3-21 41636 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  RSA4904  Cryptantha barbigera C. B. Wolf 1932-4-27 3020 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  UCR244416  Cryptantha barbigera var. barbigera Jim Andre 2012-4-16 20911 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  UCR246835  Cryptantha barbigera var. barbigera Jim Andre 2012-3-19 21305 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  SDSU18645  Cryptantha decipiens Michael G. Simpson, Kristen Hasenstab 2008-4-1 2940 Riverside Joshua Tree National Park, east side of Mastodon Peak, ca. 0.65 mile east-southeast of Cottonwood Spring. 1027 Comment
  JOTR28747  Cryptantha maritima La Doux, Tasha, Bill Truesdell 2004-2-24 1029 Riverside Joshua Tree National Park. Eagle Mountains; Trail to Lost Palms Oasis, southeast of Cottonwood Oasis 914 Comment
  UC729731  Cryptantha maritima Carl B. Wolf 1932-4-28 Riverside 17 mi e Mecca (on Blythe Road); Colorado Desert 152 Comment
  UCR245257  Cryptantha maritima Jim Andre 2012-3-19 21293 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  RSA4902  Cryptantha maritima var. pilosa C. B. Wolf 1932-4-27 3018 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  HSC3620  Cryptantha pterocarya C. L. Hitchcock, C. V. Muhlick 1964-3-22 23251 Riverside Side canyon near S entrance to Joshua Tree National Monument. Comment
  JEPS67795  Cryptantha pterocarya W. L. Jepson 1928-4-23 12564 Riverside Cottonwood Spring Colordo Desert, Eagle Mts. 731 Comment
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Oct 9 2010
  UC1168705  Cryptantha pterocarya Peter H. Raven 1958-3-16 11854 Riverside below Cottonwood Springs; Joshua Tree National Monument Comment
  SDSU20355  Cryptantha pterocarya f. pterocarya Makenzie Mabry, M. G. Simpson 2013-4-2 33 San Bernardino Joshua Tree National Park, 0.5 mi south of Cottonwood Springs in wash on trail, just north of the dry waterfall. 882 Comment
  UCR118644  Cryptantha pterocarya var. pterocarya Helen Kennedy, Sara Mills 2001-3-17 5394 Riverside Mojave Desert, 0.8 mi from the junction of Hwy 10 & Cottonwood Springs Road, 100m SE of the entrance to Joshua Tree National Park 550 Comment
  JEPS67811  Cryptantha racemosa W. L. Jepson 1928-4-25 12580 Riverside Cottonwood Spr. Colorado Desert, Eagle Mts. 731 Comment
  POM254739  Cryptantha racemosa P. A. Munz 1940-3-24 15693 Riverside 3 miles south of Cottonwood Springs, Eagle Mts 457 Comment
  SDSU18710 SDSU18710
Image available
Cryptantha racemosa Kristen Hasenstab, M. G. Simpson 2008-4-2 68 Riverside Joshua Tree National Park. In crack of boulder in dry waterfall 10ft above waterfall on east sids of tha waterfall, 0.3 miles south of Cottonwood Springs. 873 Comment
  SEINET186302  Cryptantha racemosa Philip A. Munz 1940-3-24 15693 Riverside 3 miles south of Cottonwood Springs Eagle Mts. 457 Comment
  UC667292  Cryptantha racemosa Annie M. Alexander and Louise Kellogg 1941-5-20 2203 Riverside Cottonwood Pass Colorado Desert, Eagle Mountains 792 Comment
  UC857249  Cryptantha racemosa C. L. Hitchcock 1940-4-1 5913 Riverside Cottonwood Spring wash Joshua Tree National Monument Comment
  JEPS67897  Cryptantha utahensis W. L. Jepson 1928-4-25 12580 Riverside Cottonwood Spring Colorado Desert, Eagle Mts. 731 Comment
  RSA234105  Cryptantha utahensis R. F. Thorne, R. Carolin 1967-3-21 41635 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  SBBG28778  Cryptantha utahensis C. L. Hitchcock 1940-3-29 5867 Riverside Cottonwood Cyn, ca. 100 yrds E of Spring Comment
  UC857297  Cryptantha utahensis C. L. Hitchcock 1940-3-29 5856 Riverside ca 100 yds e Cottonwood Spring; Cottonwood Canyon Comment
  UC857320  Cryptantha utahensis C. L. Hitchcock 1940-3-29 5867 Riverside ca 100 yds e Cottonwood Spring; Cottonwood Canyon Comment
  RSA788943  Cucurbita palmata David Fraker, Aaron C. Sedgwick 2012-4-4 68 San Bernardino South of Joshua Tree National Park. North of US10 on power line road .5 mile east of Cottonwood Springs Rd. 522 Comment
  UC921126  Cucurbita palmata V. D. Miller 1945-5-17 Riverside Cottonwood Springs 1066 Comment
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Oct 9 2010
  JOTR35524  Cylindropuntia chuckwallensis Harding, Mitzi, M. Baker and M. Cloud-Hughes 2013-4-12 133 Riverside Joshua Tree National Park. Cottonwood Mountains; Cottonwood Canyon, approx. 0.5 km southwest of Cottonwood Spring 966 Comment
  RSA0031297  Cylindropuntia chuckwallensis Mitzi Harding, Marc A. Baker, Michelle Cloud-Hughes 2013-4-11 134 Riverside Cottonwood Mountains, Joshua Tree National Park, north side of Cottonwood Canyon, 200m west of Wood Spring, 450m SW of Cottonwood Spring, 38km NE of Indio. 895 Comment
  RSA0080817  Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2013-3-20 17721 .1 Riverside Cottonwood Mountains, Joshua Tree National Park, north side of Cottonwood Canyon, 200m west of Wood Spring, 450m SW of Cottonwood Spring, 38km NE of Indio. 895 Comment
  SEINET4604341 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2012-9-11 17610 .1 Riverside Cottonwood Mountains, Joshua Tree National Park, north side of Cottonwood Canyon, 275 m west of Wood Spring, 580m SW of Cottonwood Spring, 37km east of Indio 881 Comment
  SEINET4604351 Image available Cylindropuntia chuckwallensis Marc A. Baker, Michelle Cloud-Hughes 2012-9-11 17610 .2 Riverside Cottonwood Mountains, Joshua Tree National Park, north side of Cottonwood Canyon, 275 m west of Wood Spring, 580m SW of Cottonwood Spring, 37km east of Indio 881 Comment
  CAS-BOT-BC56714  Cylindropuntia echinocarpa Dr. Barton W. Evermann 1924-4-1 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  JEPS66875 Image available Cylindropuntia echinocarpa W. L. Jepson 1928-4-25 12622 b Riverside n. Colorado Desert, Cottonwood Mts., Cottonwood Spring Comment
  CAS-BOT-BC56745  Cylindropuntia ramosissima Dr. Barton W. Evermann 1924-4-1 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  JEPS66893  Cylindropuntia ramosissima W. L. Jepson 1928-4-25 12622 a Riverside Cottonwood Spr. n. Colorado Desert, Cottonwood Mts. 731 Comment
  SEINET2449496  Cylindropuntia ramosissima Elizabeth Neese, Ron Kass 1983-4-1 12763 San Bernardino At S margin of Joshua Tree Nat'l Monument, near entrance road.; 0 305 Comment
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Aug 5 2015
  JOTR32481  Cymopterus panamintensis var. acutifolius Herskovits, Tasya 2011-5-25 17 Riverside Joshua Tree National Park. Cottonwood Mountains; Steep bedrock on south facing slope of large, sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 3) Comment
  JOTR32482  Cymopterus panamintensis var. acutifolius Herskovits, Tasya 2011-5-25 18 Riverside Joshua Tree National Park. Cottonwood Mountains; Steep bedrock on south facing slope of large, sandy, open wash flowing southeast to Cottonwood Canyon Comment
  RSA40565  Cymopterus panamintensis var. acutifolius J. C. Roos 1947-2-15 3243 Riverside Lost Palms Cyn. S face of Eagle Mtns., west of Hayfeilds. Comment
  RSA658861  Cymopterus panamintensis var. acutifolius J. C. Roos 1947-2-15 3243 Riverside Lost Palms Cyn. S face of Eagle Mtns., west of Hayfeilds. Comment
  SD64280  Cymopterus panamintensis var. acutifolius Darley F. Howe 1966-4-6 4162 Riverside Steep hillside near entrance of Joshua Tree National Muoument 825 Comment
  SDSU2277  Cymopterus panamintensis var. acutifolius D. F. Howe 1966-4-6 4162 Riverside Near entrance to Joshua Tree National Monument. 823 Comment
  UCR26227  Cymopterus panamintensis var. acutifolius John C. Roos 1947-2-15 3243 Riverside Sonoran (Colorado) Desert, Lost Palms Canyon, south face of Eagle Mtns., west of Hayfield Dry Lake 997 Comment
  CDA26963  Dalea mollissima G. D. Barbe 1978-5-2 2370 Riverside Twenty-nine Palms/Mecca exit from eastbound I-10, Cottonwood Springs Road, east of Indio. 0 Comment
  CAS-BOT-BC283042  Dasyochloa pulchella C. L. Hitchcock 1940-4-1 5907 Riverside 1 mi. below Cottonwood Spring, Joshua Tree Nat. Monument Comment
  POM193517  Dasyochloa pulchella J. B. Feudge 1929-9-15 2026 Riverside Cottonwood Springs, Colorado Desert. Comment
  RSA25134  Dasyochloa pulchella C. L. Hitchcock 1940-4-1 5907 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  RSA4963  Dasyochloa pulchella C. B. Wolf 1932-4-27 3034 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
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Dec 11 2011
  SEINET191998 Image available Dasyochloa pulchella C. L. Hitchcock 1940-4-1 5907 Riverside Joshua Tree NM ; 1 mi below Cottonwood Springs Comment
  GMDRC5489  Datura discolor J. Andre 2012-4-16 20899 Riverside Little San Bernardino Mountains: along Cottonwood Spr. Rd, 1.0 mi. north of South Entrance 584 Comment
  POM292766  Datura discolor Lyman D. Benson, Robert Benson 1952-4-8 14859 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
  UCR244445  Datura discolor Jim Andre 2012-4-16 20899 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  JOTR34378  Datura wrightii Andre, Jim 2012-4-16 20898 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  UCR244072  Datura wrightii Jim Andre 2012-4-16 20898 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  UCSB8593  Datura wrightii Van Leeuwen, Henry 1957-4-13 Riverside Under bridge stream bed near US 60 near with Cal 195 Comment
  UCSB8594  Datura wrightii Hawkins, L. 1956-4-14 Riverside south of Joshua Tree National Monument on Route 60 Comment
  RSA68780  Delphinium parishii F. W. Peirson 1928-4-24 7897 Riverside Cottonwood Springs, northern Colorado Desert Comment
  JEPS53424  Descurainia californica W. L. Jepson 1928-4-25 12572 Riverside n of Shavers Well (Cottonwood Springs); Colorado Desert, Cottonwood Springs 731 Comment
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Jan 6 2009
  RSA184719  Descurainia obtusa subsp. adenophora Gilbert Muth 1966-7-19 426 Siskiyou Meadow above horse pasture, Marble Mtns. 1805 Comment
  HSC6715  Descurainia pinnata C. L. Hitchcock, C. V. Muhlick 1964-3-22 23247 Riverside Side canyon near S entrance to Joshua Tree National Monument Comment
  JOTR28912  Descurainia pinnata La Doux, Tasha, Bill Truesdell 2004-2-24 1147 Riverside Joshua Tree National Park. Eagle Mountains; Trail to Lost Palms Oasis, southeast of Cottonwood Oasis 914 Comment
  UC856042  Descurainia pinnata I. W. Clokey 1935-4-17 6650 Riverside Cottonwood Springs Comment
  UCR26575  Descurainia pinnata John C. Roos 1947-2-15 3259 Riverside Sonoran (Colorado) Desert, Lost Palms Canyon, south face of Eagle Mtns., west of Hayfield Dry Lake 997 Comment
  CAS-BOT-BC43359  Descurainia pinnata subsp. glabra C. L. Hitchcock 1940-4-1 5911 Riverside Cottonwood Spring wash. Comment
  CAS-BOT-BC43360  Descurainia pinnata subsp. glabra Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs. Comment
  RSA11552  Descurainia pinnata subsp. glabra N. Dunn, A. M. Martin 1932-3-26 s.n. Riverside Cottonwood Springs Comment
  RSA161341  Descurainia pinnata subsp. glabra P. H. Raven 1958-3-16 1185 Riverside outwash plain below Cottonwood Springs, Joshua Tree National Monument. Comment
  UC519842  Descurainia pinnata subsp. glabra N. Dunn and A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Spring Comment
  UC856000  Descurainia pinnata subsp. glabra C. L. Hitchcock 1940-4-1 5911 Riverside Cottonwood Spring wash; Joshus Tree National Monument Comment
  UC604855  Descurainia pinnata subsp. halictorum Roxana S. Ferris and Ruth P. Rossbach 1908-5-15 9538 Riverside 2 mi from Cottonwood Springs; Cottonwood Mts. Comment
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Jun 2 2012
  OBI29268  Diplacus bigelovii Melissa Luckow, Rhonda Riggins 1982-4-14 812 San Bernardino Pinto Basin Rd, 2.3 mi SE of Cottonwood Visitor Center. 4.4 mi N of jctn with I-10 Comment
  CAS-BOT-BC150927  Diplacus bigelovii var. bigelovii Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9546 Riverside Cottonwood Springs Canyon Comment
  CAS-BOT-BC150928  Diplacus bigelovii var. bigelovii C. L. Hitchcock 1940-3-29 5857 Riverside Cottonwood Canyon, ca. 100 yards east of Spring Comment
  CAS-BOT-BC150929  Diplacus bigelovii var. bigelovii H. M. Hall 1905-5-1 6011 Riverside Cottonwood Springs 670 Comment
  CAS-BOT-BC150930  Diplacus bigelovii var. bigelovii Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC150932  Diplacus bigelovii var. bigelovii S. B. Parish 1916-5-18 10860 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  CAS-BOT-BC150938  Diplacus bigelovii var. bigelovii Dr. Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  SBBG25088  Diplacus bigelovii var. bigelovii D. Myrick 1966-4-5 1384 Riverside near S entrance of Joshua Tree Nat Monument Comment
  SEINET188363 Image available Diplacus bigelovii var. bigelovii C. L. Hitchcock 1940-1 5857 Riverside Cottonwood Canyon, ca 100 yards E of Spring Comment
  RSA421623  Ditaxis californica H. de Forest 1935-12-26 s.n. Riverside Colorado Desert Comment
  JOTR32476  Ditaxis lanceolata Herskovits, Tasya 2011-5-25 12 Riverside Joshua Tree National Park. Cottonwood Mountains; Pinto Basin road; Convergence of large, sandy, open southeast flowing wash and Cottonwood Canyon (Stop 1) Comment
  JOTR32607  Ditaxis lanceolata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2671 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JOTR34093  Ditaxis lanceolata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2671 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JOTR34105  Ditaxis lanceolata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2671 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JOTR38677  Ditaxis lanceolata Hodges, Stephen R. 2017-2-2 684 Riverside Joshua Tree National Park. Cottonwood Mountains; at base of southern end, north of park boundary Comment
  UCSB3580  Ditaxis lanceolata Haller, John 1960-4-2 Riverside North base of Orocopia Mtns., 1.3 miles south of the junction of U.S. 60-70 and the south entrance road to Joshua Tree National Monument 487 Comment
  JOTR32617  Ditaxis neomexicana La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1634 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JOTR34372  Ditaxis neomexicana Andre, Jim 2012-4-16 20889 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  UCR244314  Ditaxis neomexicana Jim Andre 2012-4-16 20889 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  UCR245249  Ditaxis neomexicana Jim Andre 2012-3-19 21298 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  RSA793085  Ditaxis serrata Aaron C. Sedgwick, Jella Simons-Adkins, Jennifer Pilapil 2012-8-14 106 San Bernardino Mecca Hills - South of Rt. 10 ~ 400 m. to the eastern side of Box Canyon Rd. in a large wash running east-west. 488 Comment
  RSA38418  Ditaxis serrata var. californica P. A. Munz 1946-10-20 11586 Riverside South of Cottonwood Springs, east end of Joshua Tree National Monument. 915 Comment
  POM14296  Dithyrea californica P. A. Munz, D. D. Keck 1922-4-9 4808 Riverside Chuckwalla Valley, 10 miles east of Shavers well. 152 Comment
  SFV1460  Dithyrea californica P. M. Kennamer 1958-4-1 s. n. Riverside 0.75 miles north of Joshua Tree National Monument turnoff; 50 feet on west side of road. 30 Comment
  RSA83383  Dudleya saxosa subsp. aloides F. W. Peirson 1928-4-24 7895 Riverside Below Cottonwood Spring, northern edge of Colorado Desert. Comment
  CAS-BOT-BC56758  Echinocereus engelmannii subsp. engelmannii Dr. Barton W. Evermann 1924-4-1 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA25342  Emmenanthe penduliflora C. L. Hitchcock 1940-4-1 5900 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  RSA49178  Emmenanthe penduliflora P. A. Munz 1949-4-13 13055 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  UC68775  Emmenanthe penduliflora H. M. Hall May 1905 6010 Riverside Cottonwood Springs; Colorado Desert 670 Comment
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Oct 9 2010
  UC880684  Emmenanthe penduliflora C. L. Hitchcock 1940-4-1 5900 Riverside 1 mi below Cottonwood Springs; Joshua Tree National Monument Comment
  UCR244419  Emmenanthe penduliflora Jim Andre 2012-4-16 20914 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  JOTR30211  Emmenanthe penduliflora var. penduliflora Leary, Pat 1974-3-17 334 Riverside In wash area 0.5 mi West of junction of U.S. 60 and CA State Hwy 195 near southern end of Joshua Tree National Monument; T6S R11E sec 14. NOT IN JOSHUA TREE NATIONAL PARK. 472 Comment
  JOTR34387  Emmenanthe penduliflora var. penduliflora Andre, Jim 2012-4-16 20914 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  CAS-BOT-BC131168  Encelia actoni Annie M. Alexander; Louise Kellogg 1941-5-18 2197 Riverside 2 miles northeast of Cottonwood Spring, Eagle Mountains 1021 Comment
  JEPS34089  Encelia actoni W. L. Jepson 1928-4-25 12584 Riverside Cottonwood Springs Colorado Desert, Eagle Mts., Cottonwood Springs 731 Comment
  RSA93902  Encelia actoni F. W. Peirson 1928-4-24 7891 Riverside Cottonwood Springs, northern Colorado Desert Comment
  SD87729  Encelia actoni Frank W. Peirson 1928-4-24 7891 Riverside Cottonwood Spring. Comment
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Oct 9 2010
  UC665545  Encelia actoni Annie M. Alexander and Louise Kellogg 1941-5-18 2197 Riverside Cottonwood Spring Colorado Desert, Eagle Mountains, Cottonwood Spring 1021 Comment
  A414457  Encelia farinosa B. W. Evermann 1924-04-01 - 1924-05-01 Unknown Cottonwood Springs Comment
  CAS-BOT-BC131315  Encelia farinosa N. Artkenhead 1977-2-2 2115 Riverside 1 mi. from junction of J.T. Mon. Rd. and pipeline Comment
  CAS-BOT-BC131321  Encelia farinosa Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC131347  Encelia farinosa C. L. Hitchcock 1940-4-2 5923 Riverside Cottonwood Springs wash, Joshua Tree Nat. Monument Comment
  GH414454  Encelia farinosa C. L. Hitchcock 1940-4-2 5923 Unknown Cottonwood Spring wash, Joshua Tree National Monument Comment
  JEPS34117  Encelia farinosa I. W. Clokey 1935-4-17 6946 Riverside Cottonwood Springs Comment
  JOTR34377  Encelia farinosa Andre, Jim 2012-4-16 20897 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  LA202445  Encelia farinosa T. A. Geissman; sn Riverside Joshua Tree National Monument, S entrance Comment
  LA202452  Encelia farinosa T. A. Geissman; 1966-3-12 31266 -EF Riverside Joshua Tree National Monument, S entrance Comment
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Sep 20 2013
  RSA789472  Encelia farinosa David Fraker, Aaron Sedgwick 2012-4-4 64 San Bernardino South of Joshua Tree National Park. North of US10 on power line road .5 mile east of Cottonwood Springs Rd. 522 Comment
  SBBG99399  Encelia farinosa W. L. Halvorson 1977-3-8 77 -77 Riverside ca. 1 mi S of entrance to Joshua Tree Nat Monument Comment
  UC895510  Encelia farinosa C. L. Hitchcock 1940-3-30 5873 Riverside Cottonwood Spring Comment
  UC895519  Encelia farinosa I. W. Clokey 1935-4-17 6946 Riverside Cottonwood Springs Comment
  UC895534  Encelia farinosa I. W. Clokey 1935-4-17 6946 Riverside Cottonwood Springs Comment
  UCD131203  Encelia farinosa Curtis Clark 1975-3-22 452 Riverside road to Joshua Tree National Monument, north of Interstate Highway 10, south of Monument boundary. Comment
  UCR244070  Encelia farinosa Jim Andre 2012-4-16 20897 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  UCR275138  Encelia farinosa David Fraker, Aaron C. Sedgwick 2012-4-4 064 Riverside Sonoran (Colorado) Desert, south of Joshua Tree National Park, north of Hwy I-10 on powerline road, 0.5 mi west of Cottonwood Springs Road 522 Comment
  POM250427  Encelia farinosa var. farinosa I. W. Clokey 1935-4-17 6946 Riverside Cottonwood Springs. Colorado desert. Comment
  RSA27348  Encelia farinosa var. farinosa C. L. Hitchcock 1940-4-2 5923 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  RSA301998  Encelia farinosa var. farinosa J. R. Shevock 1971-1-30 650 Riverside S entrance Joshua Tree National Monument 396 Comment
  JEPS49123  Ephedra W. L. Jepson 1928-4-23 12566 Riverside Cottonwood Spring Colorado Desert, Eagle Mts., Cottonwood Spring 731 Comment
  JEPS49124  Ephedra W. L. Jepson 1928-4-23 12565 Riverside Cottonwood Spring Colorado Desert, Eagle Mts. (rocky slopes and mesas) 731 Comment
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Oct 23 2011
  NY70191  Ephedra aspera I. W. Clokey 1935-4-17 6514 Riverside Cottonwood Springs Comment
  NY70192  Ephedra aspera I. W. Clokey 1935-4-17 6512 Riverside Cottonwood Springs Comment
  NY70193  Ephedra aspera I. W. Clokey 1935-4-17 6511 Riverside Cottonwood Springs Comment
  NY70336  Ephedra aspera C. L. Hitchcock 1940-3-29 s.n. Riverside Cottonwood Canyon Comment
  NY70354  Ephedra aspera C. L. Hitchcock 1940-3-29 5868 Riverside Cottonwood Canyon, ca, 100 yards east of Spring. Comment
  RSA234110  Ephedra aspera Robert F. Thorne, R. Carolin 1967-3-21 41640 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  RSA25346  Ephedra aspera C. L. Hitchcock 1940-3-29 5868 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  RSA374212  Ephedra aspera S. Carlquist 1987-4-5 15922 Riverside In sandy flats and depressions around Cottonwood Springs, Joshua Tree National Monument. Comment
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Oct 9 2010
  RSA5347  Ephedra aspera B. D. Stark 1932-6-17 3747 Riverside Canyons above Cottonwood Springs, Eagle Mts., Colorado Desert 396 Comment
  UC813661  Ephedra aspera I. W. Clokey 1935-4-17 6510 Riverside Cottonwood Springs Comment
  UC813668  Ephedra aspera I. W. Clokey 1935-4-17 6513 Riverside Cottonwood Springs Comment
  UC813669  Ephedra aspera I. W. Clokey 1935-4-17 6514 Riverside Cottonwood Springs Comment
  NY1403  Ephedra clokeyi I. W. Clokey 1935-4-17 6513 Riverside Cottonwood Springs. Comment
  CAS-BOT-BC81682  Ephedra fasciculata James R. Shevock 1978-4-8 5780 Riverside along Calif. highway 195, [approximatley] approximately 3 miles from Interstate 10, west of Chiriaco Summit. Box Canyon 304 Comment
  RSA85180  Ephedra fasciculata F. W. Peirson 1928-4-24 7904 Riverside Cottonwood Spring, west end of Eagle Mtns. Comment
  UC813662  Ephedra fasciculata var. clokeyi I. W. Clokey 1935-4-17 6511 Riverside Cottonwood Springs Comment
  UC813664  Ephedra fasciculata var. clokeyi I. W. Clokey 1935-4-17 6512 Riverside Cottonwood Springs Comment
  A356605  Ephedra nevadensis C. L. Hitchcock 1940-3-29 5868 Unknown Cottonwood Canyon, ca. 100 yards east of Spring Comment
  CAS-BOT-BC81821  Ephedra nevadensis C. L. Hitchcock 1940-3-29 5868 Riverside Cottonwood Canyon ca. 100 yards east of Spring Comment
  CAS-BOT-BC81822  Ephedra nevadensis C. L. Hitchcock 1940-3-29 5868 Riverside Cottonwood Canyon ca. 100 yards east of Spring Comment
  CAS-BOT-BC81823  Ephedra nevadensis B. D. Stark 1932-6-17 3747 Riverside Colorado Desert. Eagle Mts., canyon above Cottonwood Springs 396 Comment
  NY70344  Ephedra nevadensis I. W. Clokey 1935-4-17 6509 Riverside Cottonwood Springs, Colorado Desert Comment
  RSA383801  Ephedra nevadensis M. B. Dunkle 1935-3-31 4444 Riverside Cottonwood Springs. Colorado Desert 701 Comment
  RSA697722  Ephedra nevadensis J. R. Bruff 1927-11-26 38 Riverside Cottonwood Springs vicinity. Comment
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Jul 7 2012
  UC729947  Ephedra nevadensis B. D. Stark 1932-6-17 Riverside canyon above Cottonwood Springs; Colorado Desert, Eagle Mts. 396 Comment
  UC813690  Ephedra nevadensis C. L. Hitchcock 1940-3-29 5868 Riverside Cottonwood Canyon Cottonwood Canyon (ca 100 yds e of Spring in sandy wash) Comment
  UC813700  Ephedra nevadensis I. W. Clokey 1935-4-17 6509 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs Comment
  NY70797  Ephedra viridis R. F. Thorne 1967-3-21 41639 Riverside Joshua Tree National Monument: Cottonwood Springs 914.4 Comment
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Oct 9 2010
  POM230606  Ephedra viridis I. W. Clokey 1935-4-17 6509 Riverside Cottonwood Springs. Colorado desert. Comment
  RSA19084  Ephedra viridis I. W. Clokey 1935-4-17 6509 Riverside Cottonwood Springs. Colorado desert. Comment
  RSA234109  Ephedra viridis Robert F. Thorne, R. Carolin 1967-3-21 41639 Riverside Joshua Tree National Monument: Cottonwood Springs 915 Comment
  OBI11871  Epilobium canum Carl B. Wolf 1940-10-31 9759 Riverside Colorado Desert. Cottonwood Springs 290 Comment
  A367804  Epilobium canum subsp. latifolium C. B. Wolf 1932-10-13 4309 Unknown Colorado Desert. Eagle Mts. Cottonwood Springs 289 Comment
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Jun 3 2018
  CAS-BOT-BC171727  Epilobium canum subsp. latifolium Carl B. Wolf 1940-10-31 9759 Riverside Colorado Desert, Cottonwood Springs, Eagle Mts. 289 Comment
  CAS-BOT-BC171728  Epilobium canum subsp. latifolium Carl B. Wolf 1940-10-31 11184 Riverside Colorado Desert, Cottonwood Springs, Eagle Mts. 289 Comment
  CAS-BOT-BC171729  Epilobium canum subsp. latifolium Carl B. Wolf 1932-10-13 4309 Riverside Colorado Desert, Cottonwood Springs, Eagle Mts. 289 Comment
  CAS-BOT-BC171740  Epilobium canum subsp. latifolium S. B. Parish 1916-5-13 10859 Riverside Cottonwood Spr., Colorado Desert 792 Comment
  CAS-BOT-BC171741  Epilobium canum subsp. latifolium S. B. Parish 1916-5-13 10859 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  CAS-BOT-BC171748  Epilobium canum subsp. latifolium Lester Rowntree 1937-11-3 s.n. Riverside Desert Center Indio Highway Comment
  CAS-BOT-BC171750  Epilobium canum subsp. latifolium Philip A. Munz 1946-10-20 11583 Riverside Cottonwood Springs, Joshua Tree National Monument 1097 Comment
  CAS-BOT-BC171752  Epilobium canum subsp. latifolium Philip A. Munz 1946-10-20 11583 Riverside Cottonwood Springs, Joshua Tree National Monument 792 Comment
  POM153434  Epilobium canum subsp. latifolium Martha Hilend 1927-12-31 s.n. Riverside Cottonwood Springs. South edge of Mojave Desert. Comment
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Sep 20 2011
  RSA24175  Epilobium canum subsp. latifolium Carl B. Wolf 1932-10-31 9759 Riverside Colorado Desert; Cottonwood Springs, Eagle Mountains. 290 Comment
  RSA38400  Epilobium canum subsp. latifolium P. A. Munz 1946-10-20 11583 Riverside Cottonwood Springs; Joshua Tree National Monument. 1098 Comment
  RSA5475  Epilobium canum subsp. latifolium Carl B. Wolf 1932-10-13 4309 Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  RSA72330  Epilobium canum subsp. latifolium F. W. Peirson 1928-11-30 8212 Riverside Cottonwood Spring, northern Colorado Desert. Comment
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Oct 9 2010
  SD43540  Epilobium canum subsp. latifolium P. A. Munz 1946-10-20 11583 Riverside Edge of wash, in disintegrated granite; Cottonwood Springs, Joshua Tree National Monument. 1096 Comment
  UC774600  Epilobium canum subsp. latifolium Carl B. Wolf 1940-10-31 9759 Riverside Cottonwood Springs Colorado Desert, Eagle Mts. (in wash) 289 Comment
  UC874241  Epilobium canum subsp. latifolium Carl B. Wolf 1932-10-13 4309 Riverside Cottonwood Springs Colorado Desert, Eagle Mts. 289 Comment
  UCR129332  Epilobium canum subsp. latifolium P. A. Munz 1946-10-20 11583 Riverside Cottonwood Mtns., Cottonwood Springs, Joshua Tree National Monument 915 Comment
  POM266631  Epipactis gigantea J. C. Roos 1942-5-2 1129 Riverside Cottonwood Springs, northern Colorado Desert. Comment
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Oct 9 2010
  RSA4861  Eremalche exilis Carl B. Wolf 1932-4-27 3027 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
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Dec 11 2011
  UCR131726  Eremalche exilis C. B. Wolf 1932-4-27 03027 Riverside Western Colorado Desert, Chuckwalla Valley, Mecca to Blythe road [Hwy 10], 0.75 mile west of Utopia 152 Comment
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Dec 12 2011
  JOTR31968  Eremalche rotundifolia La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2205 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; rocky/gravelly bajada north of the Aqueduct Rd. 603 Comment
  RSA23236  Eremalche rotundifolia Ernest Braunton 1940-3-4 2026 Riverside 5 mi. East of Shaver s Well. Comment
  RSA4888  Eremalche rotundifolia Carl B. Wolf 1932-4-27 3004 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  SBBG99224  Eremalche rotundifolia W. L. Halvorson 1977-2-5 77 -16 Riverside near the jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SBBG99225  Eremalche rotundifolia W. L. Halvorson 1977-3-8 77 -79 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  UCSB9703  Eremalche rotundifolia Leeuwen, Henry 1957-4-13 Riverside Next to US 60, near juncture with Cal 195 Comment
  CAS-BOT-BC160059  Eremothera boothii subsp. condensata John H. Thomas 1957-3-30 6543 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella. Colorado Desert 426 Comment
  CAS-BOT-BC160060  Eremothera boothii subsp. condensata Carl B. Wolf 1932-4-27 3009 Riverside Colorado Desert. 17 mi. E. of Mecca, on Blythe Road 152 Comment
  JOTR34383  Eremothera boothii subsp. condensata Andre, Jim 2012-4-16 20906 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  UCR244412  Eremothera boothii subsp. condensata Jim Andre 2012-4-16 20906 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  UCR245261  Eremothera boothii subsp. condensata Jim Andre 2012-3-19 21308 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  UCSB10040  Eremothera boothii subsp. condensata Haller, John 1960-4-2 Riverside Lower slopes of Orocopia Mountains, 1.5 mi S of the junc. of U.S. 60-70 and the S entrance road to Joshua Tree Natl. Mon. 579 Comment
  UCSB4377  Eremothera boothii subsp. condensata Krogen, Roger 1957-1 Riverside Under bridge 26 mi. E of Indio on HYW 60-70 Comment
  UCSB4441  Eremothera boothii subsp. condensata Broder, Richard 1958-3-1 Riverside 1.5 miles south of south entrance to Joshua Tree National Monument on U.S. 60-70 Comment
  SBBG100308  Eremothera boothii subsp. decorticans W. L. Halvorson 1977-2-5 77 -15 Riverside near jct of I-10 and rd to Joshua Tree Nat Monument Comment
  CAS-BOT-BC160221  Eremothera boothii subsp. desertorum N. Aitkenhead 1977-2-2 2179 Riverside ~1 mi. from inter. of JT Mon Rd & pipeline Comment
  CAS-BOT-BC160222  Eremothera boothii subsp. desertorum N. Aitkenhead 1977-2-2 2178 Riverside ~1 mi. from junction of J.T. Mon Rd & pipeline Comment
  JEPS31751  Eremothera refracta W. L. Jepson 1928-4-23 12558 a Riverside n Mecca; Cottonwood Mts., Cottonwood Spr. 518 Comment
  JEPS31754  Eremothera refracta W. L. Jepson 1928-4-25 12595 Riverside n Mecca; Cottonwood Mts., Cottonwood Spr. Comment
  JEPS31755  Eremothera refracta W. L. Jepson 1928-4-23 12557 Riverside n Mecca; Cottonwood Mts., Cottonwood Spr. 518 Comment
  SBBG100304  Eremothera refracta W. L. Halvorson 1977-2-5 77 -8 Riverside near jct of I-10 and rd to Joshua Tree Nat Monument Comment
  SBBG4930  Eremothera refracta K. K. Muller 1958-3-22 913 Riverside Orocopia Mtns across Hwy 70 from S entrance to Joshua Tree Nat Monument Comment
  UC874145  Eremothera refracta C. L. Hitchcock 1940-4-1 5898 Riverside 1 mi below Cottonwood Spgs.; Joshua Tree Nat. Monument Comment
  UCR245259  Eremothera refracta Jim Andre 2012-3-19 21306 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  UCSB4490  Eremothera refracta Broder, Richard 1958-3-1 Riverside 2 miles south of south entrance to Joshua Tree National Monument, US 60-70 Comment
  JOTR32480  Eriastrum eremicum subsp. eremicum Herskovits, Tasya 2011-5-25 16 Riverside Joshua Tree National Park. Cottonwood Mountains; Large, sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 2) Comment
  JOTR34364  Eriastrum eremicum subsp. eremicum Andre, Jim 2012-4-16 20880 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  UC880209  Eriastrum eremicum subsp. eremicum C. L. Hitchcock 1940-4-4 5963 Riverside Cottonwood Springs Joshua Tree Nat. Monument Comment
  JEPS19170  Ericameria cuneata var. spathulata W. L. Jepson 1928-4-25 12582 Riverside Cottonwood Spring Colorado Desert, Eagle Mts., Cottonwood Spring 914 Comment
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Oct 9 2010
  CAS-BOT-BC299544  Ericameria paniculata P. A. Munz 1946-10-20 11585 Riverside Cottonwood Springs, Joshua Tree National Monument 1066 Comment
  JOTR33713  Ericameria paniculata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1002 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains in Cottonwood Canyon; large active wash in rocky canyon along roadside east of Rte. 11 839 Comment
  JOTR33714  Ericameria paniculata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1002 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains in Cottonwood Canyon; large active wash in rocky canyon along roadside east of Rte. 11 839 Comment
  JOTR34118  Ericameria paniculata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1002 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains in Cottonwood Canyon; large active wash in rocky canyon along roadside east of Rte. 11 839 Comment
  SD43541  Ericameria paniculata Philip A. Munz 1946-10-20 11585 Riverside Cottonwood Springs, Joshua Tree National Monument. 1064 Comment
  UCR5708  Eriogonum deflexum Frank C. Vasek, O. F. Clarke 1966-9-11 660911- 02 Riverside Sonoran (Colorado) Desert, off ramp [from Hwy 60, now I-10] to [south entrance of] Joshua Tree National Monument from Riverside 475 Comment
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Jun 5 2008
  CAS-BOT-BC256129  Eriogonum deflexum var. deflexum Lewis S. Rose 1937-4-10 37180 Riverside Indio-Blythe Road, 26 mi. E of Indio 457 Comment
  HSC17267  Eriogonum deflexum var. deflexum C. L. Hitchcock, C. V. Muhlick 1964-3-22 23257 Riverside Side canyon near S entrance to Joshua Tree National Monument. Comment
  JOTR31983  Eriogonum deflexum var. deflexum La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2218 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; bouldery canyon with sandy wash bottom 731 Comment
  JOTR34367  Eriogonum deflexum var. deflexum Andre, Jim 2012-4-16 20882 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  JOTR34408  Eriogonum deflexum var. deflexum La Doux, Tasha, M. Harding, B. Truesdell, D. Shade 2012-9-25 3095 Riverside Joshua Tree National Park. Cottonwood Mountains; near Wood Spring Comment
  JOTR35263  Eriogonum deflexum var. deflexum La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2218 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; bouldery canyon with sandy wash bottom 731 Comment
  RSA27862  Eriogonum deflexum var. deflexum C. L. Hitchcock 1940-3-30 5875 Riverside Cottonwood Spring. Comment
  RSA65122  Eriogonum deflexum var. deflexum F. W. Peirson 1928-11-30 8215 Riverside Near Cottonwood Spring, west end of Eagle Mountains. Comment
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Oct 9 2010
  RSA749235  Eriogonum deflexum var. deflexum Robert F. Thorne, Rolf Dahlgren, Gertrud Dahlgren 1979-8-23 53612 Riverside Corronwood Springs Area Comment
  UC849362  Eriogonum deflexum var. deflexum C. L. Hitchcock 1940-3-30 5875 Riverside Cottonwood Spring Comment
  UC849368  Eriogonum deflexum var. deflexum Lewis S. Rose 1938-12-24 38348 Riverside 20 mi e Mecca 3 Comment
  RSA65145  Eriogonum fasciculatum F. W. Peirson 1928-4-24 7907 Riverside Cottonwood Spring, west end of Eagle Mtns. Comment
  GMDRC2587  Eriogonum fasciculatum subsp. flavoviride J. Andre, T. La Doux 2008-3-21 8829 Riverside Little San Bernardino Mountains: JTNP: Upper Cottonwood Cyn, approx 2 mi. S. of Cottonwood visitor's center.. Elev. 2890 ft. 881 Comment
  CLARK-A1528-997  Eriogonum fasciculatum subsp. polifolium John C. Roos 1948-5-15 3844 Riverside Eagle Mountains 853 Comment
  CAS-BOT-BC249896  Eriogonum fasciculatum var. flavoviride Frank W. Peirson 1928-4-24 7907 Riverside Cottonwood Spring Comment
  CAS-BOT-BC249899  Eriogonum fasciculatum var. flavoviride C. L. Hitchcock 1940-4-1 5903 Riverside 1 mi. below Cottonwood Springs, Joshua Tree National Monument Comment
  JEPS56954  Eriogonum fasciculatum var. flavoviride W. L. Jepson 1928-4-25 12592 Riverside sides of wash below Cottonwood Spring; Colorado Desert, Eagle Mts. 731 Comment
  JOTR30673  Eriogonum fasciculatum var. flavoviride Andre, Jim, Tasha La Doux 2008-3-21 8829 Riverside Joshua Tree National Park. Upper Cottonwood Cyn, approximately 2 mi. S. of Cottonwood Visitor's Center 880 Comment
  JOTR34388  Eriogonum fasciculatum var. flavoviride Andre, Jim 2012-4-16 20915 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  POM159932  Eriogonum fasciculatum var. flavoviride E. C. Jaeger 1926-3-26 s.n. Riverside Cottonwood Springs. Comment
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Oct 9 2010
  RSA26984  Eriogonum fasciculatum var. flavoviride C. L. Hitchcock 1940-4-1 5903 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  RSA766511  Eriogonum fasciculatum var. flavoviride Lawrence Saylor 1935-3-24 207 Riverside Cottonwood Springs. Comment
  UC68576  Eriogonum fasciculatum var. flavoviride H. M. Hall May, 1903 6003 Riverside Cottonwood Pass 731 Comment
  UC849407  Eriogonum fasciculatum var. flavoviride C. L. Hitchcock 1940-4-1 5903 Riverside 1 mi below Cottonwood Spring; Joshua Tree National Monument Comment
  CAS-BOT-BC249961  Eriogonum fasciculatum var. foliolosum Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC250142  Eriogonum fasciculatum var. polifolium C. L. Hitchcock 1940-3-30 5874 Riverside Cottonwood Spring Comment
  RSA28018  Eriogonum fasciculatum var. polifolium C. L. Hitchcock 1940-3-30 5874 Riverside Cottonwood Spring. Comment
  UC849408  Eriogonum fasciculatum var. polifolium C. L. Hitchcock 1940-3-30 5874 Riverside Cottonwood Spring Comment
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Oct 9 2010
  CAS-BOT-BC257577  Eriogonum inflatum Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  SD143489  Eriogonum inflatum W. L. Halvorson 1977-3-8 77 81 Riverside Desert, 1 mile south of the south entrance to Joshua Tree Nat'l Monument Comment
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Nov 6 2011
  UCSB8541  Eriogonum inflatum Beeks, Richard 1952-4-5 Riverside 2.15 mi W of jct of US 60-US 70 and US 95 Comment
  RSA548759  Eriogonum inflatum var. inflatum W. L. Halvorson 1977-2-15 77 -23 Riverside Junction of I-10 and road to Joshua Tree National Monument. Comment
  SBBG97159  Eriogonum inflatum var. inflatum W. L. Halvorson 1977-2-15 77 -23 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  UC849556  Eriogonum inflatum var. inflatum I. W. Clokey 1935-4-17 6578 Riverside Cottonwood Springs Comment
  CAS-BOT-BC263117  Eriogonum maculatum Carl B. Wolf 1932-4-27 3031 Riverside Colorado Desert. Mecca - Blythe Road. 3/4 mi. West of Utopia 152 Comment
  JEPS56754  Eriogonum maculatum W. L. Jepson 1928-4-25 12599 Riverside wash below Cottonwood Spring; Colorado Desert, Eagle Mts. 731 Comment
  JOTR34393  Eriogonum maculatum Andre, Jim 2012-4-16 20922 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  POM230615  Eriogonum maculatum I. W. Clokey 1935-4-17 s.n. Riverside Cottonwood Springs. Comment
  RSA20029  Eriogonum maculatum I. W. Clokey 1935-4-17 s.n. Riverside Cottonwood Springs. Comment
  RSA4967  Eriogonum maculatum Carl B. Wolf 1932-4-27 3031 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
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Dec 11 2011
  UC849226  Eriogonum maculatum I. W. Clokey 1935-4-17 6582 Riverside Cottonwood Springs Comment
  UC849724  Eriogonum maculatum I. W. Clokey 1935-4-17 6596 Riverside Cottonwood Springs Comment
  UCR244315  Eriogonum maculatum Jim Andre 2012-4-16 20890 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  UCSB1539  Eriogonum maculatum Haller, John 1960-4-2 Riverside north base of Orocopia Mtns; 1.3 miles south of the junc. of US 60-70 and the south entrance road to Joshua Tree Nat. Mon 487 Comment
  CAS-BOT-BC268793  Eriogonum nidularium Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9554 Riverside Cottonwood Springs Canyon Comment
  JEPS56684  Eriogonum nidularium W. L. Jepson 1928-4-25 12603 Riverside Cottonwood Spring Colorado Desert, Eagle Mts., Cottonwood Spring 731 Comment
  JOTR32479  Eriogonum nidularium Herskovits, Tasya 2011-5-25 15 Riverside Joshua Tree National Park. Cottonwood Mountains; Pinto Basin road; Convergence of large, sandy, open southeast flowing wash and Cottonwood Canyon; Small rocky ledges and outcrops bordering wash (Stop 1) Comment
  JOTR33715  Eriogonum plumatella La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1003 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains in Cottonwood Canyon; large active wash in rocky canyon along roadside east of Rte. 11 839 Comment
  JOTR33716  Eriogonum plumatella La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1003 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains in Cottonwood Canyon; large active wash in rocky canyon along roadside east of Rte. 11 839 Comment
  POM162495  Eriogonum plumatella var. jaegeri E. C. Jaeger 1928-06 s.n. Riverside Cottonwood Springs, Mojave Desert. Comment
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Oct 9 2010
  CAS-BOT-BC258147  Eriogonum pusillum Dr. Barton W. Evermann 1916-5-13 s.n. Unknown Cottonwood Springs Comment
  CAS-BOT-BC258241  Eriogonum pusillum Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  JEPS56474  Eriogonum pusillum W. L. Jepson 1928-4-25 12605 Riverside in wash below Cottonwood Spring; Colorado Desert, Eagle Mts. 731 Comment
  JOTR34363  Eriogonum pusillum Andre, Jim 2012-4-16 20879 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  RSA64583  Eriogonum pusillum F. W. Peirson 1928-4-24 7912 Riverside Below Cottonwood Spring, northern edge of Colorado Desert. Comment
  RSA783125  Eriogonum pusillum J. D. Olmsted 1958-3-30 s.n. Riverside Transition zone near southern entrance to Joshua Tree National Monument with southern drainage towards Salton Sea Comment
  SBBG99610  Eriogonum pusillum W. L. Halvorson 1977-8-3 77 -91 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  SFV1022  Eriogonum pusillum P. M. Kennamer 1958-4-1 100 Riverside Palm Springs area. 0.75 miles from the Joshua Tree National Monument turnoff on U. S. Highway 99. 40 feet from west side of road. 213 Comment
  SJSU8851  Eriogonum pusillum R. C. McGehee 1970-4-28 226 Riverside 0.5 mi S of Cottonwood Pass, Joshua Tree National Monument Comment
  UCR244294  Eriogonum pusillum Jim Andre 2012-4-16 20879 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  CAS-BOT-BC253011  Eriogonum reniforme N. Aitkenhead 1977-2-2 2196 Riverside ~1 mile from junction of J.T. Mon. Rd. and pipline Comment
  CAS-BOT-BC253017  Eriogonum reniforme Noel H. Holmgren; Patricia K. Holmgren; Ruth E. Kern 1973-3-23 6479 Riverside At the south entrance to Joshua Tree National Monument, near Interstate 10, 24 mile seast of Indio 548 Comment
  CAS-BOT-BC253018  Eriogonum reniforme K. L. Chambers 1973-3-19 3623 Riverside Cottonwood Pass Road at S. border of Joshua Tree Natl. Mon., 1.0 miles N of junction with Highway 60 Comment
  RSA254045  Eriogonum reniforme Noel Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-23 6479 Riverside At south entrance to Joshua Tree National Monument, near I-10, 24 miles east of Indio. 549 Comment
  RSA64581  Eriogonum reniforme F. W. Peirson 1928-4-24 7911 Riverside Cottonwood Springs, northern Colorado Desert Comment
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Oct 9 2010
  SEINET2444091  Eriogonum reniforme C. Davidson 2010-4-1 11643 Riverside Highway 168 to Joshua Tree National Park, ca 1 mile from 1-10. 515 Comment
  CAS-BOT-BC263522  Eriogonum thomasii K. L. Chambers 1973-3-19 3620 Riverside Cottonwood Pass Road at s. border of Joshua Tree Natl. Mon., 1.0 miles n. of junction with Highway 60 Comment
  CAS-BOT-BC263523  Eriogonum thomasii John H. Thomas 1957-3-30 6549 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella, Colorado Desert 426 Comment
  CAS-BOT-BC263546  Eriogonum thomasii Carl B. Wolf 1932-4-27 3014 Riverside 17 mi. E. of Mecca on Blythe Road, Colorado Desert 152 Comment
  CLARK-A1528-748  Eriogonum thomasii Fred B. Essig 1967-3-12 Riverside Joshua Tree Monument Comment
  JOTR34365  Eriogonum thomasii Andre, Jim 2012-4-16 20881 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  JOTR38676  Eriogonum thomasii Hodges, Stephen R. 2017-2-2 683 Riverside Joshua Tree National Park. Cottonwood Mountains; at base of southern end, north of park boundary Comment
  POM230614  Eriogonum thomasii I. W. Clokey 1933-4-17 s.n. Riverside Cottonwood Springs. Comment
  POM250548  Eriogonum thomasii I. W. Clokey 1935-4-17 s.n. Riverside Cottonwood Springs. Comment
  RSA424957  Eriogonum thomasii Robert Gustafson 1978-3-22 835 Riverside Joshua Tree Natl. Monument, about 3 miles north of Hwy. 70 on the road that leads to 29 Palms. 610 Comment
  SBBG28175  Eriogonum thomasii I. W. Clokey 1935-4-17 Riverside Cottonwood Pass, Joshua Tree Nat Monument Comment
  SBBG99611  Eriogonum thomasii W. L. Halvorson 1977-2-5 77 -13 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SBBG99612  Eriogonum thomasii W. L. Halvorson 1977-3-8 77 -92 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  SEINET3087249 Image available Eriogonum thomasii Norman C. Cooper 1949-4-8 3247 Riverside Mecca Pass east of Indio. Comment
  UC849809  Eriogonum thomasii I. W. Clokey 1935-4-17 6581 Riverside Cottonwood Springs Comment
  UC912792  Eriogonum thomasii I. W. Clokey 1935-4-17 6580 Riverside Cottonwood Springs Comment
  UCR16512  Eriogonum thomasii David Eslinger 1970-4-25 s.n. Riverside Colorado, 2 mi. N [of junction of] Interstate Hwy 10 and State Hwy 195 into Joshua Tree National Monument [now J.T.N. Park], 200 ft. NW of road 610 Comment
  UCR244293  Eriogonum thomasii Jim Andre 2012-4-16 20881 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  UCR245258  Eriogonum thomasii Jim Andre 2012-3-19 21296 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  UCR275143  Eriogonum thomasii David Fraker, Aaron C. Sedgwick 2012-4-4 066 Riverside Sonoran (Colorado) Desert, south of Joshua Tree National Park, north of Hwy I-10 on powerline road, 0.5 mi west of Cottonwood Springs Road 522 Comment
  UCSB1534  Eriogonum thomasii Haller, John 1957-3-23 Riverside S. boundary of Joshua Tree Nat Mon; 4 air miles S. of Cottonwood sprs, & 1 mile N. of June with US 60 609 Comment
  UCSB1538  Eriogonum thomasii Haller, John 1960-4-2 Riverside north base of Orocopia Mtns; 1.3 miles south of the junc. of US 60-70 and the south entrance road to Joshua Tree Nat. Mon 487 Comment
  UC472772  Eriogonum thurberi M. F. Spencer 1919-5-10 177 Riverside Little Mt. near Cottonwood Spring; Colorado Desert, Little Mt. Comment
  UC822192  Erioneuron pulchellum C. L. Hitchcock 1940-4-1 5907 Riverside 1 mi below Cottonwood Springs; Joshua Tree National Monument Comment
  CAS-BOT-BC308381  Eriophyllum pringlei N. Aitkenhead 1977-2-2 60062 A Riverside One mile from junction of Joshua T. M road and pipeline Comment
  CAS-BOT-BC296927  Eriophyllum wallacei Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC296972  Eriophyllum wallacei S. B. Parish 1916-5-13 10802 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  CAS-BOT-BC302037  Eriophyllum wallacei Dr. Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  JEPS5398  Eriophyllum wallacei W. L. Jepson 1928-4-25 12597 Riverside between the Cottonwood Mts. and Eagle Mts. (in wash below spring, s end of Joshua Tree National Monument); Joshua Tree National Monument, Cottonwood Spring Comment
  RSA27861  Eriophyllum wallacei C. L. Hitchcock 1940-3-30 5879 Riverside Cottonwood Spring. Comment
  UC1259282  Eriophyllum wallacei T. J. Watson Jr. 1970-3-25 369 Riverside Cottonwood Springs; Joshua Tree National Monument Comment
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Oct 9 2010
  UC69060  Eriophyllum wallacei H. M. Hall 1905-5-1 6012 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs Comment
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Oct 9 2010
  UC896371  Eriophyllum wallacei C. L. Hitchcock 1940-3-30 5879 Riverside Cottonwood Spring Comment
  RSA668341  Erodium cicutarium C. R. Annable 1995-3-16 2288 Riverside 4 km W of Chiriaco Summit and 0.8km N of Interstate 10. Comment
  JOTR31964  Erodium texanum La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2201 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; rocky/gravelly bajada north of the Aqueduct Rd. 603 Comment
  SBBG99350  Erodium texanum W. L. Halvorson 1977-3-8 77 -84 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  SEINET3094241 Image available Erodium texanum O. F. Clarke 1973-4-1 Riverside Alluvial fan at S entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  JOTR32855  Eschscholzia La Doux, Tasha 2008-1-14 2938 Riverside Joshua Tree National Park. East Cottonwood Mountains, Cottonwood Canyon; sandy wash in side canyon, west of Rte.11, near old road to Coyote Mine 274 Comment
  JOTR34368  Eschscholzia Andre, Jim 2012-4-16 20884 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  UCR244319  Eschscholzia Jim Andre 2012-4-16 20884 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  GMDRC5487  Eschscholzia androuxii J. Andre 2012-4-16 20884 Riverside Little San Bernardino Mountains: along Cottonwood Spr. Rd, 1.0 mi. north of South Entrance 584 Comment
  GMDRC5579  Eschscholzia androuxii Shannon M. Still, Robert Lee 2009-3-3 457 Riverside Little San Bernardino Mountains: Salvia in bloom here, along ith chia, palo verde, Hymenoclea 677 Comment
  GMDRC5583  Eschscholzia androuxii Shannon M. Still 2008-2-14 252 Riverside Little San Bernardino Mountains: 835 Comment
  RSA0022939  Eschscholzia androuxii N. Dunn 1932-3-26 s.n. Riverside Cottonwood Springs Comment
  SD48499  Eschscholzia androuxii Everett Balls 23114 Riverside southern end of Joshua Tree National Monument 914 Comment
  UCD101613  Eschscholzia androuxii Shannon M. Still; Jennifer R. Still, Charles M. Still 2008-2-15 258 B Riverside California. Riverside County: Joshua Tree National Park. 610 Comment
  UCD95446  Eschscholzia androuxii P. C. Everett; E. K. Balls 1958-5-7 23114 Riverside south end of Joshua Tree National Monument. Comment
  UCD96463  Eschscholzia androuxii Shannon M. Still; Jennifer R. Still, Charles M. Still 2008-2-14 256 Riverside California. Riverside County: Joshua Tree National Park. 862 Comment
  UCD96465  Eschscholzia androuxii Shannon M. Still; Jennifer R. Still, Charles M. Still 2008-2-15 258 A Riverside California. Riverside County: Joshua Tree National Park. 610 Comment
  UCD96488  Eschscholzia androuxii Shannon M. Still; Jennifer R. Still, Charles M. Still 2008-2-14 255 Riverside California. Riverside County: Joshua Tree National Park. 862 Comment
  UCD96491  Eschscholzia androuxii Shannon M. Still 2009-2-22 444 Riverside California. Riverside County: Joshua Tree National Park. Cottonwood Wash, on west side of road. 612 Comment
  UCD96492  Eschscholzia androuxii Shannon M. Still; Jennifer R. Still, Charles M. Still 2008-2-14 252 Riverside California. Riverside County: Joshua Tree National Park. 835 Comment
  UCD96494  Eschscholzia androuxii Shannon M. Still; Jennifer R. Still, Charles M. Still 2008-2-14 254 Riverside California. Riverside County: Joshua Tree National Park. 856 Comment
  UCD96513  Eschscholzia androuxii Shannon M. Still 2009-2-22 445 Riverside California. Riverside County: Joshua Tree National Park. Cottonwood Wash, on east side of wash. 612 Comment
  UCD96515  Eschscholzia androuxii Shannon M. Still; Robert Lee 2009-3-3 455 Riverside California. Riverside County: Joshua Tree National Park. Cottonwood bajada. 636 Comment
  UCD96517  Eschscholzia androuxii Shannon M. Still; Robert Lee 2009-3-3 457 Riverside California. Riverside County: Joshua Tree National Park. 677 Comment
  POM293998  Eschscholzia californica Lyman Benson, Robert Benson 1952-4-8 14850 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
  UC1551988  Eschscholzia californica Lyman Benson 1952-4-8 14850 Riverside 2 mi w Shaver Summit (e of Indio, US 66); Colorado Desert, Colorado River Drainage 609 Comment
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Mar 26 2011
  UCR51681  Eschscholzia californica Lyman Benson 1952-4-8 14850 Riverside Sonoran (Colorado) Desert, 2 mi. west of Shaver Summit [Chiriaco Summit] east of Indio, U.S. Hwy 66 518 Comment
  CAS-BOT-BC154114  Eschscholzia glyptosperma N. Aitkenhead 1977-2-2 s.n. Riverside ~1 mi. from junction of J.T. Mon. Rd & pipeline Comment
  CAS-BOT-BC418699  Eschscholzia glyptosperma N. Aitkenhead 1977-2-2 2189 Riverside ~1 mi. from junction of J.T. Mon Rd & pipeline Comment
  SBBG46227  Eschscholzia minutiflora K. K. Muller 1957-4-13 798 Riverside opposite S entrance; Joshua Tree Nat Monument Comment
  SEINET3094862 Image available Eschscholzia minutiflora Norman C. Cooper 1949-4-8 3243 Riverside Mecca Pass east of Indio. 610 Comment
  SEINET3094855 Image available Eschscholzia minutiflora var. darwinensis C. F. Shutts 1949-3-19 58 Riverside Cottonwood Pass, Little San Bernadino Mtns. 305 Comment
  UCD96464  Eschscholzia papastillii Shannon M. Still; Jennifer R. Still, Charles M. Still 2008-2-14 257 Riverside California. Riverside County: Joshua Tree National Park. 810 Comment
  UCD96486  Eschscholzia papastillii Shannon M. Still; Jennifer R. Still, Charles M. Still 2008-2-14 253 Riverside California. Riverside County: Joshua Tree National Park. 857 Comment
  UCD96503  Eschscholzia papastillii Shannon M. Still 2009-2-22 442 Riverside California. Riverside County: Joshua Tree National Park. ca. 2/3 way to Lost Palms Canyon on either side of Lost Palms Canyon Trail. 1049 Comment
  UCD96509  Eschscholzia papastillii Shannon M. Still 2009-2-22 443 Riverside California. Riverside County: Joshua Tree National Park. ca. 2/3 way to Lost Palms Canyon on either side of Lost Palms Canyon Trail. 932 Comment
  UCD96516  Eschscholzia papastillii Shannon M. Still; Robert Lee 2009-3-3 456 Riverside California. Riverside County: Joshua Tree National Park. 634 Comment
  CAS-BOT-BC419623  Eschscholzia parishii Frank W. Peirson 1928-4-23 7888 Riverside 2 1/2 miles below Cottonwood Spring, (direct road) Comment
  CAS-BOT-BC419627  Eschscholzia parishii Annie M. Alexander; Louise Kellogg 1941-5-14 2169 Riverside Colorado Desert. 5 miles south of Cottonwood Spring, Eagle Mountains Comment
  CAS-BOT-BC419628  Eschscholzia parishii Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC419629  Eschscholzia parishii Annie M. Alexander; Louise Kellogg 1941-5-14 2169 Riverside 5 mi. So. Cottonwood Spring 502 Comment
  CAS-BOT-BC419638  Eschscholzia parishii C. L. Hitchcock 1940-3-29 5861 Riverside Cottonwood Canyon, ca. 100 yards east of Spring Comment
  CAS-BOT-BC419639  Eschscholzia parishii Carl B. Wolf 1932-4-27 3017 Riverside Colorado Desert. 17 mi. E of Mecca, on Blythe Road 152 Comment
  CAS-BOT-BC419649  Eschscholzia parishii Annie M. Alexander; Louise Kellogg 1941-5-14 2169 Riverside Colorado Desert. 5 miles south of Cottonwood Spring, Eagle Mountains Comment
  CLARK-A1528-687  Eschscholzia parishii Fred B. Essig 1967-3-12 Riverside Joshua Tree National Park Comment
  HSC49384  Eschscholzia parishii D. L. Goforth 1979-4-11 107 Riverside 1 km N of junction of Hwy. 10 and S entrance road to Joshua Tree National Monument 518 Comment
  JEPS51691  Eschscholzia parishii W. L. Jepson 1928-4-23 12549 Riverside wash 2 1/2 mi below Cottonwood Spring; Eagle Mts. 487 Comment
  OBI11742  Eschscholzia parishii Philip A. Munz 1949-4-13 13056 Riverside Above Cottonwood Springs, W end of Eagle Mts, Colorado Desert 1143 Comment
  OBI29267  Eschscholzia parishii Melissa Luckow, Rhonda Riggins 1982-4-14 813 San Bernardino Pinto Basin Rd, 2.3 mi SE of Cottonwood Visitor Center. 4.4 mi N of jctn with I-10 Comment
  RSA25313  Eschscholzia parishii C. L. Hitchcock 1940-3-29 5861 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  RSA444327  Eschscholzia parishii Walter Wisura 1988-3-1 4195 Riverside 2.5 mi fr. I 10 along Box Canyon Rd. toward Mecca Comment
  RSA4901  Eschscholzia parishii Carl B. Wolf 1932-4-27 3017 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  RSA49176  Eschscholzia parishii P. A. Munz 1949-4-13 13056 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  SEINET3094859 Image available Eschscholzia parishii Norman C. Cooper 1949-4-8 3251 Riverside Mecca Pass east of Indio. Comment
  UC1080223  Eschscholzia parishii P. C. Everett and E. K. Balls 1958-5-7 23114 Riverside Joshua Tree National Monument; s end 1066 Comment
  UC494756  Eschscholzia parishii C. L. Hitchcock 1932-4-7 12211 Riverside 5 mi s Cottonwood Springs Comment
  UC667307  Eschscholzia parishii Annie M. Alexander and Louise Kellogg 1941-5-14 2169 Riverside 5 mi s Cottonwood Spring; Colorado Desert, Eagle Mountains Comment
  UC855175  Eschscholzia parishii I. W. Clokey 1935-4-17 6628 Riverside Cottonwood Springs Comment
  UC855176  Eschscholzia parishii I. W. Clokey 1935-4-17 6631 Riverside Cottonwood Springs Comment
  UC855179  Eschscholzia parishii C. L. Hitchcock 1940-3-29 5861 Riverside ca 100 yd e Spring; Cottonwood Canyon Comment
  UC855197  Eschscholzia parishii I. W. Clokey 1935-4-17 6631 Riverside Cottonwood Springs Comment
  UC855198  Eschscholzia parishii I. W. Clokey 1935-4-17 6628 Riverside Cottonwood Springs Comment
  UCR118643  Eschscholzia parishii Helen Kennedy, Sara Mills 2001-3-17 5400 Riverside Mojave Desert, 0.8 mi from the junction of Hwy 10 & Cottonwood Springs Road, 100m SE of the entrance to Joshua Tree National Park 550 Comment
  UCSB18266  Eschscholzia parishii Day, Fran 1964-3-23 Riverside 4.2 miles N of south entrance to Joshua Tree National Monument 762 Comment
  UCSB21620  Eschscholzia parishii Shaw, M. 1964-4-5 Riverside 1.5 miles east of junction of State Highway 195 and turn-off to U.S. Highway 70 to Joshua Tree National Monument 594 Comment
  RSA27708  Eucrypta chrysanthemifolia var. bipinnatifida C. L. Hitchcock 1940-4-1 5908 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  UC880721  Eucrypta chrysanthemifolia var. bipinnatifida C. L. Hitchcock 1940-4-1 5908 Riverside 1 mi below Cottonwood Springs; Joshua Tree National Monument Comment
  GMDRC5490  Euphorbia eriantha J. Andre 2012-4-16 20920 Riverside Little San Bernardino Mountains: along Cottonwood Spr. Rd, 3.1 mi. north of South Entrance, 4.1 mi. north of I-10 788 Comment
  JOTR32620  Euphorbia eriantha La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1020 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JOTR34092  Euphorbia eriantha La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1020 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, approx. 2.5 miles north of park boundary 711 Comment
  JOTR35416  Euphorbia eriantha Andre, Jim 2012-4-16 20920 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  UCR244425  Euphorbia eriantha Jim Andre 2012-4-16 20920 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  UCR245262  Euphorbia eriantha Jim Andre 2012-3-19 21297 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  OBI29469  Euphorbia micromera David J. Keil, Melissa Luckow 1979-8-31 13155 Riverside Jctn of Box Cyn Rd and I-10 just S of exit ramp at wash crossing Comment
  OBI29468  Euphorbia polycarpa David J. Keil, Melissa Luckow 1979-8-31 13156 Riverside Jctn of Box Cyn Rd and I-10 just S of exit ramp at wash crossing Comment
  UCD142701  Euphorbia polycarpa G. L. Webster; R. Hildreth 1966-12-10 7466 Riverside Shavers Valley. Roadside along Cal. 195 near Buried Mt., c. 3 mi SW of jct. with Interstate 10. 426 Comment
  UCD142702  Euphorbia polycarpa G. L. Webster; R. Hildreth 1966-12-10 7464 Riverside Joshua Tree National Monument, near Cottonwood Canyon. 701 Comment
  UCD142704  Euphorbia polycarpa G. L. Webster; R. Hildreth 1966-12-10 7463 Riverside Joshua Tree National Monument, near Cottonwood Canyon. 701 Comment
  UCR119352  Euphorbia polycarpa Helen Kennedy, Sara Mills 2001-3-17 5391 Riverside Mojave Desert, 0.8 mi from the junction of Hwy 10 & Cottonwood Springs Road, 100m SE of the entrance to Joshua Tree National Park 550 Comment
  RSA70391  Euphorbia polycarpa var. hirtella F. W. Peirson 1928-4-24 7910 a Riverside Below Cottonwood Spring, northern edge of Colorado Desert. Comment
  OBI29470  Euphorbia setiloba David J. Keil, Melissa Luckow 1979-8-31 13154 Riverside Jctn of Box Cyn Rd and I-10 just S of exit ramp at wash crossing Comment
  UCD142866  Euphorbia setiloba G. L. Webster; R. Hildreth 1966-12-10 7462 Riverside Joshua Tree National Mon., Cottonwood Canyon. 701 Comment
  CAS-BOT-BC171044  Fagonia laevis C. L. Hitchcock 1940-4-2 5920 Riverside Cottonwood Spt. wash, Joshua Tree Nat. Monument. Comment
  CAS-BOT-BC171045  Fagonia laevis John H. Thomas 1957-3-30 6545 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella, Colorado Desert 426 Comment
  HSC101529  Fagonia laevis J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-18 12774 Riverside 457 Comment
  RSA11580  Fagonia laevis N. Dunn, A. M. Martin 1932-3-26 s.n. Riverside Cottonwood Springs. Comment
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Sep 11 2011
  RSA27589  Fagonia laevis C. Leo Hitchcock 1940-4-2 5920 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  SBBG19817  Fagonia laevis J. R. Haller 1960-4-2 1521 Riverside lower slopes of Orocopia Mtns 1.5 mi S of the jct of US Hwy 60-70 and the S entrance rd to Joshua Tree Nat Monument 548 Comment
  SBBG25121  Fagonia laevis D. Myrick 1966-4-5 1385 Riverside near S entrance to Joshua Tree Nat Monument Comment
  UC519870  Fagonia laevis N. Dunn and A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Spring Comment
  UC867876  Fagonia laevis C. L. Hitchcock 1940-4-2 5920 Riverside Cottonwood Springs wash; Joshua Tree National Monument Comment
  UCD170726  Fagonia laevis A. C. Sanders; Clint Shock, Jose Aguiar 2014-3-6 40965 Riverside Sonoran (Colorado) Desert, along Box Canyon road c. 2.6 miles SW of I-10 junction, above the head of Box Canyon. 435 Comment
  UCR250113  Fagonia laevis A. C. Sanders, Clint Shock, Jose Aguiar 2014-3-6 40965 Riverside Sonoran (Colorado) Desert, along Box Canyon road c. 2.6 miles SW of I-10 junction, above the head of Box Canyon 435 Comment
  UCSB18135  Fagonia laevis del Moral, Roger 1964-4-13 Riverside 1.6 miles south of Highway 60-70, 21 miles east of Indio 518 Comment
  UCSB22662  Fagonia laevis Shaw, M. 1964-4-5 Riverside Wash along State Highway 195, 2.8 miles west of junction with cut off road to U.S. Highway 70. 457 Comment
  UCSB3565  Fagonia laevis Haller, John 1960-4-2 Riverside Lower slopes of Orocopia Mountains 1.5 mi S of the junc. of U.S. highway 60-70 and the S entrance road to Joshua Tree Natl. Mon. 548 Comment
  CAS-BOT-BC56786  Ferocactus cylindraceus Geo. Lindsay 1954-4-1 2059 Riverside Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC56787  Ferocactus cylindraceus Dr. Barton W. Evermann 1924-4-1 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  SD45871  Ferocactus cylindraceus var. cylindraceus George E. Lindsay 1954-4-1 2059 Riverside 10 miles north of Shavers Well. Growing on well drained alluvial slopes. (IPB 8/07) Comment
  POM286917  Ferocactus cylindraceus var. lecontei Lyman Benson, Robert Benson 1952-4-8 14856 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
  UC68657  Ferocactus cylindraceus var. lecontei H. M. Hall May, 1905 6013 Riverside Colorado Desert, Cottonwood Springs 670 Comment
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Oct 9 2010
  SEINET3082771 Image available Filago depressa O. F. Clarke 1973-4-1 Riverside Sonoran Desert, alluvial fan at S entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  UCR13207  Filago depressa O. F. Clarke 1973-4-1 s.n. Riverside Sonoran (Colorado) Desert, just outside of Joshua Tree National Monument, near Cottonwood Canyon entry 671 Comment
  GH347725  Fouquieria splendens R. J. Ferris & R. P. Rossbach 1938-5-15 9559 Unknown In wash 1 mile below Cottonwood Springs Comment
  OBI29263  Fouquieria splendens Melissa Luckow, Rhonda Riggins 1982-4-14 816 San Bernardino Pinto Basin Rd, 2.3 mi SE of Cottonwood Visitor Center. 4.4 mi N of jctn with I-10 Comment
  RSA783226  Fouquieria splendens J. D. Olmsted 1958-3-30 92 Riverside Transition zone near southern entrance to Joshua Tree National Monument with southern drainage towards Salton Sea Comment
  UCR11339  Fouquieria splendens John M. Spencer 1971-4-16 s.n. Riverside Sonoran (Colorado) Desert, outside S entrance to Joshua Tree National Monument [now Park] Comment
  UCR216069  Fouquieria splendens Helen Kennedy, Fred R. Ganders 2008-4-9 6262 Riverside Sonoran (Colorado) Desert, c. 0.5 mi. from junction of Hwy 10 and Cottonwood Spring Road on dirt road to west, SE of Joshua Tree National Park 529 Comment
  UCR4149  Fouquieria splendens Ronald M. Cope 1965-4-8 s.n. Riverside Sonoran (Colorado) Desert, between Desert Center and Indio, c. 25 mi. west of Desert Center, north side of road [vicinity of Cottonwood Springs Rd.] 30 Comment
  UCSB4142  Fouquieria splendens Hurd, Richard 1956-4-14 Riverside 2 miles S of S. Entrance of Joshua Tree Comment
  UCSB4143  Fouquieria splendens Philbrick, Ralph 1953-6-15 Riverside Joshua Tree National Monument near Salton Sea Comment
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Oct 22 2014
  UCSB7366  Fouquieria splendens Leeuwen, Henry 1957-4-13 Riverside Near juncture of Cal Hwy. 195 and U.S. 60 Comment
  CAS-BOT-BC223600  Fouquieria splendens subsp. splendens Dr. Barton W. Evermann 1924-4-1 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC223602  Fouquieria splendens subsp. splendens Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9559 Riverside 1 mile below Cottonwood Springs Comment
  CAS-BOT-BC223604  Fouquieria splendens subsp. splendens John H. Thomas 1957-3-30 6539 Riverside 8.1 mile east of Cactus City, about 20 miles east of Coachella. Colorado Desert 426 Comment
  JOTR32015  Fouquieria splendens subsp. splendens La Doux, Tasha, T. Herskovits, M. Harding, M. Wheeler, B. Truesdell 2011-4-14 2245 Riverside Joshua Tree National Park. Eagle Mountains; about 2 miles SW of Lost Palms Oasis; open bajada (Stop 1) 603 Comment
  UCR246834  Fouquieria splendens subsp. splendens Jim Andre 2012-3-19 21304 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  SEINET2030051 Image available Franseria dumosa C. L. Hitchcock 1940-3-29 5860 Riverside Cottonwood Canyon, ca. 100 yards east of Spring Comment
  RSA550355  Funastrum hirtellum W. Wisura 1992-3-24 4633 Riverside 13.1 mi NE of Mecca on Box Canyon Rd. seed voucher Comment
  RSA788944  Funastrum hirtellum David Fraker, Aaron Sedgwick 2012-4-4 69 San Bernardino South of Joshua Tree National Park. North of US10 on power line road .5 mile east of Cottonwood Springs Rd. 522 Comment
  A417083  Galium stellatum C. L. Hitchcock 1940-3-30 5870 Unknown Cottonwood Spring Comment
  GH417093  Galium stellatum R. S. Ferris 1938-5-15 9544 Unknown Cottonwood Springs Canon Comment
  RSA19550  Galium stellatum Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 9544 Riverside Cottonwood Springs Canyon. Comment
  RSA25486  Galium stellatum C. Leo Hitchcock 1940-3-20 5870 Riverside Cottonwood Springs. Comment
  UCSB6259  Galium stellatum Haller, John 1960-4-2 Riverside Lower slopes of Orocopia Mountains 1.5 mi S of the junc. of U.S. highway 60-70 and the S entrance road to Joshua Tree Natl. Mon. 579 Comment
  CAS-BOT-BC217616  Galium stellatum subsp. stellatum C. L. Hitchcock 1940-3-30 5870 Riverside Cottonwood Spring Comment
  CAS-BOT-BC217622  Galium stellatum subsp. stellatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9544 Riverside Cottonwood Springs Canyon Comment
  JOTR34389  Galium stellatum var. eremicum Andre, Jim 2012-4-16 20916 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  LA208453  Galium stellatum var. eremicum Ira L. Wiggins; Ruth P. Rossbach 1938-5-15 9544 Riverside Cottonwood Springs canyon Comment
  SDSU18650  Galium stellatum var. eremicum Michael G. Simpson, Kristen Hasenstab 2008-4-1 2943 Riverside Joshua Tree National Park, east side of Mastodon Peak, ca. 0.65 mile east-southeast of Cottonwood Spring. 1027 Comment
  UC604957  Galium stellatum var. eremicum Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9544 Riverside Cottonwood Springs Canyon Comment
  UC889025  Galium stellatum var. eremicum C. L. Hitchcock 1940-3-30 5870 Riverside Cottonwood Spring Comment
  UCR244421  Galium stellatum var. eremicum Jim Andre 2012-4-16 20916 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  CHSC23885  Geraea canescens T. M. Lane 1975-3-24 3 Riverside In a wash, 1 mi n of US Interstate 10 at s entrance of Joshua Tree National Monument on Pinto Basin Rd. Mojave Desert. 533 Comment
  HSC17003  Gilia sinuata C. L. Hitchcock, C. V. Muhlick 1964-3-22 23254 Riverside Side canyon near S entrance to Joshua Tree National Monument. Comment
  JEPS69719  Gilia stellata W. L. Jepson 1928-4-25 12600 Riverside in the wash below Cottonwood Spr; Colorado Desert, Eagle Mtns. 731 Comment
  JEPS69722  Gilia stellata W. L. Jepson 1928-4-23 12556 Riverside wash 2 mi below Cottonwood Spr. (Eagle Mts., Colorado Desert); Colorado Desert, , Eagle Mts. Comment
  RSA234103  Gilia stellata R. F. Thorne, R. Carolin 1967-3-21 41631 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  RSA25366  Gilia stellata C. L. Hitchcock 1940-3-31 5880 a Riverside 0.5 mile below Cottonwood Springs Comment
  RSA469735  Gilia stellata Robert Gustafson 1978-3-21 846 -a Riverside Joshua Tree National Monument, about 3 miles north on the road leading through the park and Hwy 70. 640 Comment
  RSA49190  Gilia stellata P. A. Munz 1949-4-13 13043 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  RSA799087  Gilia stellata Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6884 Riverside South side of Joshua Tree National Park, Cottonwood Spring 884 Comment
  UC667389  Gilia stellata Annie M. Alexander and Louise Kellogg 1941-5-14 2168 a Riverside 5.5 mi s Cottonwood Spring (Eagle Mountains); Colorado Desert, , s of Cottonwood Spring 502 Comment
  UC68776  Gilia stellata H. M. Hall May, 1905 6015 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs 670 Comment
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Oct 9 2010
  UC880019  Gilia stellata C. L. Hitchcock 1940-3-31 5880 a Riverside 1/2 mi below Cottonwood Spring; below Cottonwood Spring Comment
  UC880158  Gilia stellata I. W. Clokey 1935-4-17 6801 Riverside Cottonwood Springs Comment
  UC908831  Gilia stellata Annie M. Alexander and Louise Kellogg 1941-5-14 2170 Riverside 2.5 mi s Cottonwood Spring (Eagle Mountains); Colorado Desert, , s of Cottonwood Spring 838 Comment
  UC937310  Gilia stellata I. W. Clokey 1935-4-17 6801 Riverside Cottonwood Springs Comment
  POM14363  Guillenia lasiophylla P. A. Munz, D. D. Keck 1922-4-9 4805 Riverside Chuckwalla Valley, 10 miles east of Shavers well. 152 Comment
  RSA696838  Gutierrezia lucida J. R. Bruff 1927-11-26 35 Riverside Cottonwood Springs. Comment
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Jul 7 2012
  A417861  Gutierrezia microcephala C. B. Wolf 1932-10-13 4313 Unknown Colorado Desert. Eagle Mts. Cottonwood Springs. 289 Comment
  CAS-BOT-BC302090  Gutierrezia microcephala Carl B. Wolf 1932-10-13 4313 Riverside Colorado Desert. Eagle Mts. Cottonwood Springs 289 Comment
  RSA5539  Gutierrezia microcephala C. B. Wolf 1932-10-13 4313 Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  SD40820  Gutierrezia microcephala Carl B. Wolf 1932-10-13 4313 Riverside Colorado Desert, Eagle Mountains, Cottonwood Springs. 289 Comment
  SEINET188337  Halliophytum hallii C. L. Hitchcock 1940-4-2 5926 Riverside Joshua Tree National Monument; Cottonwood Spring wash Comment
  SEINET189213  Halliophytum hallii Annie M. Alexander, L Kellogg 1941-5-9 2138 Riverside Plateau 1.5 miles north of Cottonwood Spring Eagle Mountains 975 Comment
  SEINET189223 Image available Halliophytum hallii Annie M. Alexander, L Kellogg 1941-5-14 2171 Riverside 2.5 miles south of Cottonwood Spring Eagle Mountains 838 Comment
  JOTR31979  Hibiscus denudatus La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2215 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; large wash at mouth of rocky, narrow canyon 719 Comment
  LA45788  Hoffmannseggia microphylla Joseph Andorfer Ewan; 1931-4-4 4156 Los Angeles Shaver's Canyon, above Mecca 304 Comment
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Feb 11 2015
  CAS-BOT-BC154104  Hymenoclea salsola K. Larson 1976-6-9 s.n. Riverside ~25 mi E of Indio Comment
  POM147594  Hymenoclea salsola Marcus E. Jones 1927-4-16 s.n. Riverside Cottonwood Spring, near Shaver's Well, Colorado Desert Comment
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Oct 9 2010
  POM250424  Hymenoclea salsola I. W. Clokey 1935-4-17 6986 San Bernardino Cottonwood Springs. Comment
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Feb 5 2013
  POM250425  Hymenoclea salsola var. pentalepis I. W. Clokey 1935-4-17 6985 San Bernardino Cottonwood Springs. Comment
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Feb 5 2013
  A400295  Hyptis emoryi R. V. Moran 1941-5-5 854 Unknown Cottonwood Pass, Eagle Mts. Comment
  CAS-BOT-BC219738  Hyptis emoryi Reid Moran 1941-5-5 854 Riverside Cottonwood Pass, Eagle Mts. Comment
  CAS-BOT-BC219744  Hyptis emoryi Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs [Spring] Comment
  HSC75309  Hyptis emoryi Teresa Prendusi 1977-3-23 San Bernardino SW edge of Joshua Tree National Monument near Hwy. 10 Comment
  JOTR34370  Hyptis emoryi Andre, Jim 2012-4-16 20887 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  RSA20010  Hyptis emoryi I. W. Clokey 1935-4-17 6866 Riverside Colorado Desert. Shafer [Shavers] Wells - Cottonwood Springs. 25 Comment
  RSA305949  Hyptis emoryi Fay A. MacFadden 1940-3-17 15284 Riverside Road from 29 Palms to Indio, 2/3 of way to Indio. San Bernardino Mtns Comment
  RSA420162  Hyptis emoryi Robert Gustafson 1978-3-21 838 Riverside Joshua Tree National Monument, about 4 miles from the junction of the road leading through the park and Hwy 70. 640 Comment
  UC987821  Hyptis emoryi Reid Moran 1941-5-5 854 Riverside Eagle Mountains Cottonwood Pass; , Cottonwood Pass Comment
  UCR140945  Hyptis emoryi June Latting 1973-4-14 s.n. Riverside Sonoran (Colorado) Desert, south entrance to Joshua Tree National [Park] Monument, alluvial slopes south of Cottonwood Mtns. 579 Comment
  UCSB5693  Hyptis emoryi Haller, John 1960-4-2 Riverside Lower slopes of Orocopia Mountains 1.5 mi S of the junc. of U.S. 60-70 and the S entrance road to Joshua Tree Natl. Mon. 579 Comment
  JEPS42715  Isomeris arborea W. L. Jepson 1928-4-25 12615 Riverside ne of Mecca (Cottonwood Spr.); Colorado Desert, Cottonwood Spr. 731 Comment
  SEINET652630  Isomeris arborea L. R. Landrum 1997-1-31 8914 Riverside California, North of Palm Springs ca. 1.5 miles north of Hwy 10 on rd to Joshua Tree Nat. Monument Comment
  UC667308  Isomeris arborea Annie M. Alexander and Louise Kellogg 1941-5-23 2227 Riverside wall of canyon just below Cottonwood Spring; Colorado Desert, Eagle Mountains 883 Comment
  UC68545  Isomeris arborea H. M. Hall Apr 1905 6005 Riverside Cottonwood Pass; Colorado Desert 609 Comment
  UC857722  Isomeris arborea I. W. Clokey and E. G. Anderson 1935-4-17 6641 Riverside Cottonwood Springs Comment
  UCR116711  Isomeris arborea Helen Kennedy, Sara Mills 2001-3-17 5389 Riverside Mojave Desert, 0.8 mi from the junction of Hwy 10 & Cottonwood Springs Road, 100m SE of the entrance to Joshua Tree National Park 550 Comment
  CLARK-A1528-375  Isomeris arborea var. angustata Fred B. Essig 1967-3-12 Riverside Joshua Tree National Park Comment
  UCD51368  Jarava speciosa W. L. Jepson 1928-4-25 12574 Imperial Colorado Springs, Colorado Desert. 731 Comment
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Sep 5 2016
  SEINET8518930  Johnstonella angustifolia K. L. Chambers, H. L. Chambers 2004-4-6 6387 Riverside Plain just S of S border of Joshua Tree National Park, Cottonwood Springs Road, 0.25 mile N of Hwy [Interstate] 10, 22 miles E of Indio. Comment
  JOTR31802  Juncus acutus subsp. leopoldii La Doux, Tasha, K. White, A. Holt, C. Ely, J. Van Warmerdam 2007-2-26 2104 Riverside Joshua Tree National Park. Eagle Mountains; Lost Palms Oasis 944 Comment
  CLARK-A1528-5053  Juncus phaeocephalus var. paniculatus John C. Roos 1948-5-15 3837 Riverside Eagle Mountains Comment
  JOTR31801  Juncus xiphioides La Doux, Tasha, K. White, A. Holt, C. Ely, J. Van Warmerdam 2007-2-26 2103 Riverside Joshua Tree National Park. Eagle Mountains; Lost Palms Oasis 944 Comment
  A356187  Juniperus californica I. W. Clokey 1935-4-17 6507 Unknown Cottonwood Springs Comment
  CAS-BOT-BC85413  Juniperus californica B. D. Stark 1932-6-17 3749 Riverside Colorado Desert. Eagle Mts., Canyon above Cottonwood Springs 411 Comment
  CAS-BOT-BC85415  Juniperus californica Dr. Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC85416  Juniperus californica Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  JEPS48239  Juniperus californica W. L. Jepson 1928-4-25 12583 Riverside Cottonwood Spring Colorado Desert, Eagle Mts., Cottonwood Spring 731 Comment
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Oct 9 2010
  NY21010  Juniperus californica I. W. Clokey 1935-4-17 6507 Riverside Cottonwood Springs Comment
  POM250497  Juniperus californica I. W. Clokey 1935-4-17 6507 Riverside Cottonwood Springs Comment
  RSA5556  Juniperus californica B. D. Stark 1932-6-17 3749 Riverside Canyon above Cottonwood Springs, Eagle Mts., Colorado Desert. 411 Comment
  UC68658  Juniperus californica H. M. Hall May, 1905 6040 Riverside Cottonwood Pass Colorado Desert 670 Comment
  UC813451  Juniperus californica I. W. Clokey 1935-4-17 6507 Riverside Cottonwood Springs Comment
  UC813456  Juniperus californica N. Dunn and A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Spring Comment
  A424472  Justicia californica B. W. Evermann 1924-04-01 - 1924-05-01 Unknown Cottonwood Spring Comment
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Mar 15 2018
  CAS-BOT-BC234564  Justicia californica N. Aitkenhead 1977-2-2 2105 Riverside ~1 mi from J T Mon Rd. & pipeline junction Comment
  CAS-BOT-BC234569  Justicia californica Philip A. Munz 1940-3-24 15692 Riverside 3 miles south of Cottonwood Springs, Eagle Mts. 457 Comment
  CAS-BOT-BC234575  Justicia californica Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC234582  Justicia californica 1940-4-6 5972 Riverside 3 mi. below Cottonwood Springs Comment
  CAS-BOT-BC234586  Justicia californica B. Trowbridge 1979-4-17 6099 Riverside Lower Cottonwood Springs Wash, north of Interstate 10 457 Comment
  CAS-BOT-BC234588  Justicia californica S. B. Parish 1916-5-13 10840 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  CAS-BOT-BC234593  Justicia californica Reid Moran 1941-5-5 855 Riverside Cottonwood Pass, Eagle Mts. Comment
  CAS-BOT-BC234594  Justicia californica Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9557 Riverside 1 mile below Cottonwood Springs Comment
  CAS-BOT-BC234602  Justicia californica C. L. Hitchcock 1940-4-5 5965 Riverside 3 mi. below Cottonwood Springs Comment
  CAS-BOT-BC234603  Justicia californica Reid Moran 1941-5-5 855 Riverside Cottonwood Pass, Eagle Mts. Comment
  CAS-BOT-BC234604  Justicia californica Philip A. Munz 1940-3-24 15692 Riverside 3 miles south of Cottonwood Springs, Wagle [Eagle] Mts. 457 Comment
  GH424450  Justicia californica P. A. Munz 1940-3-24 15692 Unknown 3 miles south of Cottonwood Spring, Eagle Mts. 457 Comment
  GH424451  Justicia californica R. J. Ferris & R. P. Rossbach 1938-5-15 9557 Unknown 1 mile below Cottonwood Springs Comment
  GH424453  Justicia californica R. F. Thorne & R. Rutherford 1964-4-12 33657 Unknown about 1 mile W of turnoff to Cottonwood Wells, along Hwy 60-70 Comment
  GMDRC2586  Justicia californica J. Andre, T. La Doux 2008-3-21 8828 Riverside Little San Bernardino Mountains: JTNP: Upper Cottonwood Cyn, approx 2 mi. S. of Cottonwood visitor's center.. Elev. 2890 ft. 881 Comment
  HSC75295  Justicia californica Teresa Prendusi 1977-3-23 San Bernardino SW edge of Joshua Tree National Monument near Hwy. 10 Comment
  JEPS123661  Justicia californica J. Andre, T. La Doux 2008-3-21 8828 Riverside JOTR Joshua Tree National Park: Upper Cottonwood Canyon approx. 2 miles S of Cottonwood visitor's center. Comment
  JOTR30676  Justicia californica Andre, Jim, Tasha La Doux 2008-3-21 8828 Riverside Joshua Tree National Park. Upper Cottonwood Cyn, approximately 2 mi. S. of Cottonwood Visitor's Center 880 Comment
  JOTR31987  Justicia californica La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2221 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; small bowl with underground water seep at top of bouldery canyon 815 Comment
  JOTR32321  Justicia californica Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Large sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 2) Comment
  JOTR34390  Justicia californica Andre, Jim 2012-4-16 20917 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  JOTR38679  Justicia californica Hodges, Stephen R. 2017-2-2 686 Riverside Joshua Tree National Park. Cottonwood Mountains; at base of southern end, north of park boundary Comment
  OBI29264  Justicia californica Melissa Luckow, Rhonda Riggins 1982-4-14 815 San Bernardino Pinto Basin Rd., 2.3 mi se of Cottonwood Visitor center. 4.4 mi n of jctn with I-10 Comment
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Dec 7 2013
  OBI29265  Justicia californica Melissa Luckow, Rhonda Riggins 1982-4-14 815 San Bernardino Pinto Basin Rd., 2.3 mi se of Cottonwood Visitor center. 4.4 mi n of jctn with I-10 Comment
  POM230839  Justicia californica I. W. Clokey 1933-4-17 6888 Riverside Cottonwood Springs. Comment
  POM254740  Justicia californica P. A. Munz 1940-3-24 15692 Riverside 3 miles south of Cottonwood Springs, Eagle Mts 457 Comment
  POM292850  Justicia californica Robert Benson, Lyman Benson 1952-4-8 14857 Riverside 2 miles west of Shaver Summit east of Indio, U. S. 66 610 Comment
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Mar 26 2011
  RSA160457  Justicia californica J. D. Olmsted 1958-3-30 91 Riverside Southern drainage toward Salton Sea, Transition zone in first Mtns N of southern entrance, Joshua Tree National Monument. 838 Comment
  RSA171105  Justicia californica R. F. Thorne, Robert Rutherford 1964-4-12 33657 Riverside 1 mile W of turnoff to Cottonwood Wells [Springs]. Larrea desert scrub along Hwy. 60-70. Comment
  RSA26370  Justicia californica Reid Moran 1941-5-5 855 Riverside Cottonwood Pass, Eagle Mtns. Comment
  RSA26969  Justicia californica Anonymous 1940-4-6 5972 Riverside 3 mi. below Cottonwood Springs. Comment
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Jun 16 2014
  RSA27713  Justicia californica C. L. Hitchcock 1940-4-5 5965 Riverside 3 mi. below Cottonwood Springs. Comment
  RSA304957  Justicia californica S. Carlquist 1982-4-18 15672 Riverside 2.2 miles north of entrance (from highway 10) to Joshua Tree National Monument. Comment
  RSA398810  Justicia californica Robert Gustafson 1978-3-21 839 Riverside Joshua Tree National Monument, about 4 miles from the junction of the road leading through the park and Hwy 70. 640 Comment
  RSA736987  Justicia californica Jim Andre, T. La Doux 2008-3-21 8828 Riverside JTNP: Upper Cottonwood Cyn, approx. 2 mi. S. of Cottonwood visitor s center. 881 Comment
  RSA80967  Justicia californica G. R. Campbell 1952-4-6 18416 Riverside 3 mi. S. of jct. with road to Cottonwood Springs, Joshua Tree National Monument Road from 29 Palms to Hwy 60-70. 915 Comment
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Nov 19 2011
  SEINET10437711 Image available Justicia californica J. R. Haller 1960-4-2 1552 Riverside North side of US Highway 60-70, 1.7 miles west of the south entrance road to Joshua Tree National Monument, about 22 miles east of Indio 488 Comment
  SEINET182381  Justicia californica I. W. Clokey 1935-4-17 6888 Riverside Cottonwood Springs Comment
  SEINET2163464 Image available Justicia californica Philip A. Munz 1940-3-24 15692 Riverside 3 miles south of Cottonwood Springs, eagle Mountains 460 Comment
  SEINET2163601 Image available Justicia californica Philip A. Munz 1940-3-24 15692 Riverside 3 miles south of Cottonwood Springs, Eagle Mountains 460 Comment
  SEINET2163603 Image available Justicia californica C. L. Hitchcock 1940-4-6 5972 Riverside 3 mi below Cottonwood Springs Comment
  SEINET2163665 Image available Justicia californica C. L. Hitchcock 1940-4-5 5965 Riverside 3 mi below Cottonwood Springs Comment
  SEINET2163666 Image available Justicia californica G. L. Webster, R. Hildreth 1966-12-10 7461 Riverside Joshua Tree National Monument; upper part of Cottonwood Canyon. 790 Comment
  SEINET2163668 Image available Justicia californica I. W. Clokey 1935-4-17 6888 Riverside Cottonwood Springs Comment
  SFV8413  Justicia californica G. L. Webster, W. R. Hildreth 1966-12-10 7461 Riverside Mojave Desert Joshua Tree National Monument, upper part of Cottonwood Canyon, gravelly desert wash. 793 Comment
  UC1007183  Justicia californica Philip A. Munz 1940-3-24 15692 Riverside 3 mi. s. Cottonwood Springs; Eagle Mts. 457 Comment
  UC1302250  Justicia californica Robert Rutherford 1964-4-12 33657 Riverside ca. 1 mi. w. of turnoff to Cottonwood Wells (along Hwy. 60-70) Comment
  UC1329995  Justicia californica James E. Cole 1941-3-30 455 Riverside Cottonwood Spring Wash Joshua Tree Nat'l Monument, Cottonwood Spring Wash Comment
  UC869489  Justicia californica C. L. Hitchcock 1940-4-5 5965 Riverside 3 mi. below Cottonwood Springs Comment
  UC888144  Justicia californica I. W. Clokey 1935-4-17 6888 Riverside Cottonwood Springs Comment
  UCD121645  Justicia californica G. L. Webster; R. Hildreth 1966-12-10 7461 Riverside Joshua Tree National Mon., upper part of Cottonwood Canyon. 792 Comment
  UCR244422  Justicia californica Jim Andre 2012-4-16 20917 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  UCR29942A  Justicia californica Melissa Luckow, Rhonda Riggins 1982-4-14 815 Riverside Sonoran (Colorado) Desert, Pinto Basin Road [Cottonwood Springs Road], 2.3 mi southeast of Cottonwood Visitor Center, 4.4 mi north of junction with Hwy I-10 793 Comment
  UCR3333  Justicia californica Warren Mouw 1964-3-24 640324- 25 Riverside Sonoran (Colorado) Desert, road through Joshua Tree National Monument, between Twentynine Palms and Hwy 60, 3 miles from park exit [south end, near Cottonwood Springs] 856 Comment
  UCSB6232  Justicia californica Haller, John 1960-4-2 Riverside North side of U.S. 60-70 miles W. of the south enterance road to Joshua Tree National Monument about 22 miles east of Indio 487 Comment
  JOTR32595  Kallstroemia californica La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2664 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JOTR32596  Kallstroemia californica La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2664 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  RSA683916  Kallstroemia californica Michael Denslow 2003-9-13 1546 Riverside Shavers Valley; I-10 at Mecca Exit, Box Springs Road. 470 Comment
  RSA683920  Kallstroemia californica Michael Denslow 2003-9-13 1552 Riverside Shavers Valley; I-10 at Mecca Exit, Box Springs Road. 470 Comment
  CAS-BOT-BC45983  Krameria bicolor Dr. Barton W. Evermann 1916-5-13 s.n San Diego Cottonwood Springs Comment
  CAS-BOT-BC61431  Krameria bicolor S. B. Parish 1916-5-13 10853 Riverside Cottonwood Springs, Colorado Desert Comment
  A347650  Krameria erecta A. M. Alexander & L. Kellogg 1941-5-11 2150 Unknown Cottonwood Springs, Eagle Mountains 883 Comment
  CAS-BOT-BC43706  Krameria erecta Annie M. Alexander; Louise Kellogg 1941-5-11 2150 Riverside Cottonwood Spring, Eagle Mountains 883 Comment
  CAS-BOT-BC43708  Krameria erecta Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9560 Riverside 1 mile below Cottonwood Springs. Comment
  CAS-BOT-BC43713  Krameria erecta Lewis S. Rose 1937-4-10 37174 Riverside Indio - Blythe Road, 26 mi. E. of Indio 457 Comment
  GH347649  Krameria erecta R. J. Ferris & R. P. Rossbach 1938-5-15 9560 Unknown In was 1 miles below Cottonwood Springs Comment
  JOTR32602  Krameria erecta La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2668 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary Comment
  JOTR32603  Krameria erecta La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2668 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary Comment
  JOTR32604  Krameria erecta La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2668 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary Comment
  RSA20295  Krameria erecta Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 9560 Riverside 1 mile below Cottonwood Springs Comment
  SEINET189444  Krameria erecta Annie M. Alexander, L Kellogg 1941-5-11 2150 Riverside Eagle Mountains Cottonwood Spring 884 Comment
  UC604869  Krameria erecta Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9560 Riverside in wash 1 mi below Cottonwood Springs; below Cottonwood Springs Comment
  UC667260  Krameria erecta Annie M. Alexander and Louise Kellogg 1941-5-11 2150 Riverside Cottonwood Spring Eagle Mountains, Cottonwood Spring (on side of canyon, Eagle Mountains) 883 Comment
  A347675  Krameria grayi S. B. Parish 1916-5-13 10853 Unknown Cottonwood Springs, Colorado Desert Comment
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Sep 19 2019
  JOTR32317  Krameria grayi Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Large sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 2) Comment
  RSA792959  Krameria grayi Aaron C. Sedgwick, Jella Simons-Adkins, Jennifer Pilapil 2012-8-14 102 San Bernardino Mecca Hills - South of Rt. 10 ~ 400 m. to the eastern side of Box Canyon Rd. in a large wash running east-west. 488 Comment
  SEINET3087697 Image available Langloisia schottii O. F. Clarke 1973-4-1 Riverside Sonoran Desert, alluvial fan at S entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  UCR141151  Langloisia schottii June Latting 1973-4-14 s.n. Riverside Sonoran (Colorado) Desert, south entrance to Joshua Tree National [Park] Monument, alluvial slopes south of Cottonwood Mtns. 579 Comment
  UCSB5128  Langloisia setosissima subsp. setosissima Haller, John 1960-4-2 Riverside North base of Orocopia Mtns., 1.3 miles south of the junc. of U.S. 60-70 and the south entrance road to Joshua Tree Natl. Mon. 487 Comment
  CAS-BOT-BC166023  Larrea tridentata Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC166025  Larrea tridentata Dr. Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  HSC100857  Larrea tridentata J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-18 12775 Riverside 457 Comment
  JOTR32608  Larrea tridentata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2672 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JOTR32611  Larrea tridentata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2672 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  SBBG97170  Larrea tridentata W. L. Halvorson 1977-3-8 77 -73 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  SEINET7073483  Lastarriaea coriacea A. G. Vestal 1963-4-27 s.n. Riverside Graely near Big Rocks in Cottonwood Canyon. Coordinate datum: WGS84/NAD83. (33? deg. 43' 47" North Latitude; -115? deg. 49' 17" West Longitude. UTM Zone 11, 609194mN, 3732627mN. Coordinate datum: NAD27). Comment
  CAS-BOT-BC89431  Lepidium fremontii C. L. Hitchcock 1940-4-1 5922 Riverside Cottonwood Springs wash. Comment
  CAS-BOT-BC89432  Lepidium fremontii C. L. Hitchcock 1940-4-2 5921 Riverside Joshua Tree National Monument. Cottonwood Springs wash. Comment
  CAS-BOT-BC89441  Lepidium fremontii N. Aitkenhead 1977-2-2 2144 Riverside On T/L access just west of Joshua Tree Monument Road. Comment
  CAS-BOT-BC89442  Lepidium fremontii K. Larson 1976-6-9 2022 Riverside Ca. 25 miles east of Indio. Comment
  CAS-BOT-BC89443  Lepidium fremontii K. Larson 1976-6-9 2021 Riverside Ca. 25 miles east of Indio. Comment
  GH379684  Lepidium fremontii C. L. Hitchcock 1940-4-1 5922 Unknown Cottonwood Spgs. wash Comment
  HSC49385  Lepidium fremontii D. L. Goforth 1979-4-11 108 Riverside 1 km N of junction of Hwy. 10 and S entrance road to Joshua Tree National Monument 518 Comment
  HSC6816  Lepidium fremontii C. L. Hitchcock, C. V. Muhlick 1964-3-22 23250 Riverside Side canyon near S entrance to Joshua Tree National Monument Comment
  JEPS53615  Lepidium fremontii W. L. Jepson 1928-4-23 12562 Riverside n of Shaver Well; Colorado Desert, Cottonwood Spr. 731 Comment
  JOTR35937  Lepidium fremontii De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6885 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 883 Comment
  POM147643  Lepidium fremontii F. M. Reed 1927-3-20 5476 Riverside Mouth of Cottonwood Springs Canyon, 30 miles E of Mecca, Colorado Desert. 274 Comment
  POM266071  Lepidium fremontii C. L. Hitchcock 1940-4-1 5922 Riverside Cottomwood Springs. Comment
  POM346623  Lepidium fremontii Barry Burnell 1971-3-21 284 Riverside Just S of the S entrance of Joshua Tree National Monument, alt 1840ft. Little San Bernardino Mts, Salton Sea. 561 Comment
  RSA27377  Lepidium fremontii C. L. Hitchcock 1940-4-2 5921 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  RSA485839  Lepidium fremontii T. S. Elias 1988-2-26 10677 Riverside Joshua Tree National Monument, Cottonwood Spring region, along trail from Mastodon Peak to Lost Palms Oasis. Comment
  RSA67363  Lepidium fremontii F. W. Peirson 1928-4-24 7902 Riverside Cottonwood Springs, northern Colorado Desert Comment
  RSA799088  Lepidium fremontii Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6885 Riverside South side of Joshua Tree National Park, Cottonwood Spring 884 Comment
  SBBG100414  Lepidium fremontii W. L. Halvorson 1977-3-8 77 -74 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  SEINET3148894  Lepidium fremontii L. S. Rose 1940-3-11 40104 Riverside 23 mi. W of Desert Center 366 Comment
  UC519844  Lepidium fremontii N. Dunn and A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Springs Comment
  UC710906  Lepidium fremontii C. L. Hitchcock 1940-4-1 5922 Riverside Cottonwood Springs wash Cottonwood Springs Comment
  UC856444  Lepidium fremontii C. L. Hitchcock 1940-4-2 5921 Riverside Cottonwood Spring wash Joshua Tree National Monument Comment
  UC856592  Lepidium fremontii I. W. Clokey 1935-4-17 6651 Riverside Cottonwood Springs Comment
  UCR116713  Lepidium fremontii Helen Kennedy, Sara Mills 2001-3-17 5388 Riverside Mojave Desert, 0.8 mi from the junction of Hwy 10 & Cottonwood Springs Road, 100m SE of the entrance to Joshua Tree National Park 550 Comment
  UCR142746  Lepidium fremontii C. B. Wolf 1932-4-27 3043 Riverside Western Colorado Desert, Chuckwalla Valley, Mecca to Blythe road [Hwy 10], 0.75 mile west of Utopia 152 Comment
  UCSB22531  Lepidium fremontii Shaw, M. 1964-4-5 Riverside 1.5 miles east of junction of State Highway 70 594 Comment
  UCSB2386  Lepidium fremontii Bobkowski, Vincent 1960-4-2 Riverside 60 yards south of Southern Entrance to Joshua Tree National Monument; off U.S. 60-70 (near intersection of 60-70 with Calif. 195) Comment
  UCSB39077  Lepidium fremontii Jorgensen, Jan 1982-3-21 Riverside South entrance to Joshua Tree National Monument 600 Comment
  SDSU18644  Lepidium fremontii var. fremontii Michael G. Simpson, Kristen Hasenstab 2008-4-1 2942 Riverside Joshua Tree National Park, east side of Mastodon Peak, ca. 0.65 mile east-southeast of Cottonwood Spring. 1027 Comment
  UCR244418  Lepidium fremontii var. fremontii Jim Andre 2012-4-16 20913 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  CAS-BOT-BC89584  Lepidium lasiocarpum C. L. Hitchcock 1940-3-31 5884 Riverside 0.5 mile below Cottonwood Spring. Comment
  CAS-BOT-BC89590  Lepidium lasiocarpum John H. Thomas 1957-3-30 6555 Riverside Colorado Desert. 8.1 miles east of Cactus City, about 20 miles east of Coachella. 426 Comment
  CLARK-A1528-2325  Lepidium lasiocarpum John C. Roos 1948-5-15 3841 Riverside Eagle Mountains Comment
  RSA27384  Lepidium lasiocarpum C. L. Hitchcock 1940-3-31 5884 Riverside 0.5 mile below Cottonwood Springs Comment
  RSA49168  Lepidium lasiocarpum P. A. Munz 1949-4-13 13 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  RSA4969  Lepidium lasiocarpum C. B. Wolf 1932-4-27 3029 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
  UCR25952  Lepidium lasiocarpum John C. Roos 1947-2-15 3237 Riverside Sonoran (Colorado) Desert, Lost Palms Canyon, south face of Eagle Mtns., west of Hayfield Dry Lake 997 Comment
  UCR245260  Lepidium lasiocarpum subsp. lasiocarpum Jim Andre 2012-3-19 21307 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  RSA161340  Lepidium lasiocarpum var. lasiocarpum P. H. Raven 1958-3-16 11852 Riverside outwash plain below Cottonwood Springs, Joshua Tree National Monument. Comment
  UC856469  Lepidium lasiocarpum var. lasiocarpum C. L. Hitchcock 1940-3-31 5884 Riverside 0.5 mi below Cottonwood Springs Comment
  SEINET3523568 Image available Lepidium nitidum A. R. Gillogly 1966-3-19 Riverside 19 miles east of Indio on Highway 60. Comment
  POM318146  Lesquerella tenella Nancy McKereghan 1971-3-21 30 Riverside 5 miles from S entrance to Joshua Tree National Monument, betwee Interstate 10 and entrance, alt 1840ft. Little San Bernardino Mt, Salton Sea Dranage. 561 Comment
  RSA124225  Lesquerella tenella P. C. Everett, E. K. Balls 1958-5-7 23115 Riverside S end Joshua Tree National Monument 1067 Comment
  RSA26971  Lesquerella tenella C. L. Hitchcock 1940-3-31 5881 Riverside 0.5 mile below Cottonwood Springs Comment
  RSA4958  Lesquerella tenella C. B. Wolf 1932-4-27 3039 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
  UC1378940  Lesquerella tenella Reed C. Rollins 1967-4-17 6755 Riverside near Cottonwood Springs campground; Joshua Tree National Monument, near Cottonwood Springs campg Comment
  UC856649  Lesquerella tenella C. L. Hitchcock 1940-3-31 5881 Riverside Cottonwood Springs 1/2 mi below Spring; Cottonwood Springs Comment
  JEPS58187  Linanthus aureus W. L. Jepson 1928-4-23 12554 Riverside 2.5 mi below Cottonwood Springs; Colorado Desert, Eagle Mts. 487 Comment
  RSA73683  Linanthus aureus F. W. Peirson 1928-4-23 7887 Riverside 2.5 miles below cottonwood Springs, Riverside County Comment
  UC68745  Linanthus aureus subsp. aureus H. M. Hall May 1905 6001 Riverside Cottonwood Pass Colorado Desert 609 Comment
  GMDRC9790  Linanthus jonesii J. M. Andre 2017-3-1 37983 Riverside Orocopia Mountains: north end of range, along Pinto Rd, 1.3 mi. ESE of Interstate 10 ( Box Cyn/Cottonwood Spring Rd exits). 479 Comment
  SBBG81480  Linanthus jonesii S. A. Junak 1983-3-24 1663 Riverside Pinto Basin Rd, 0.7 mi N of Hwy 10 533 Comment
  RSA25369  Loeseliastrum matthewsii C. L. Hitchcock 1940-3-31 5885 Riverside 0.5 mile below Cottonwood Springs Comment
  UC880237  Loeseliastrum matthewsii C. L. Hitchcock 1940-3-31 5885 Riverside 1/2 mi. below Cottonwood Spring Comment
  JOTR31969  Loeseliastrum schottii La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2206 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; rocky/gravelly bajada north of the Aqueduct Rd. 603 Comment
  SBBG81482  Loeseliastrum schottii S. A. Junak 1983-3-24 1662 Riverside Pinto Basin Rd, 0.7 mi N of Hwy 10 533 Comment
  SBBG99596  Loeseliastrum schottii W. L. Halvorson 1977-2-15 77 -30 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SBBG99597  Loeseliastrum schottii W. L. Halvorson 1977-3-8 77 -88 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  RSA697967  Lotus humistratus J. R. Bruff 1928-5-2 169 Riverside Cottonwood Springs. Comment
  JEPS55814  Lotus rigidus W. L. Jepson 12573 Riverside Cottonwood Springs Cottonwood Mts. 731 Comment
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Oct 9 2010
  JEPS55815  Lotus rigidus John Thomas Howell 1928-1-30 3314 Riverside Cottonwood Springs Colorado Desert Comment
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Sep 20 2011
  JOTR31797  Lotus rigidus La Doux, Tasha, K. White, A. Holt, C. Ely, J. Van Warmerdam 2007-2-26 2099 Riverside Joshua Tree National Park. Eagle Mountains; Cottonwood Oasis 963 Comment
  POM184751  Lotus rigidus C. L. Hitchcock 1932-4-7 12214 Riverside 5 miles S of Cottonwood Springs, East Riverside County. Comment
  POM230751  Lotus rigidus I. W. Clokey 1935-4-17 6711 San Bernardino Cottonwood Springs. Comment
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Feb 5 2013
  RSA406789  Lotus rigidus M. B. Dunkle 1935-3-31 4438 Riverside Cottonwood Springs. Colorado Desert. 701 Comment
  SEINET3563120 Image available Lotus rigidus I. W. Clokey 1935-4-17 6711 Riverside Cottonwoods Springs Comment
  UC64819  Lotus rigidus E. E. Schellenger 1904-3-28 60 Riverside Cottonwood Springs Colorado Desert, Cottonwood Mt. Comment
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Oct 9 2010
  UC864873  Lotus rigidus I. W. Clokey 1935-4-17 6711 Riverside Cottonwood Springs Comment
  UCR142852  Lotus rigidus M. B. Dunkle 1935-3-31 4438 Riverside Sonoran (Colorado) Desert, Cottonwood Mtns., Cottonwood Springs [Canyon] '2300 ft. 915 Comment
  SEINET3562898 Image available Lotus salsuginosus C. L. Hitchcock 1940-3-30 5872 Riverside Cottonwood Spring Comment
  JOTR31965  Lotus salsuginosus var. brevivexillus La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2202 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; rocky/gravelly bajada north of the Aqueduct Rd. 603 Comment
  RSA27017  Lotus salsuginosus var. brevivexillus C. L. Hitchcock 1940-3-30 5872 Riverside Cottonwood Spring. Comment
  RSA406830  Lotus salsuginosus var. brevivexillus Robert Gustafson 1978-3-22 837 Riverside Joshua Tree Natl. Monument, about 3 miles north of Hwy. 70 on the road that leads to 29 Palms. 610 Comment
  UC864881  Lotus salsuginosus var. brevivexillus C. L. Hitchcock 1940-3-30 5872 Riverside Cottonwood Spring Comment
  UC864926  Lotus salsuginosus var. brevivexillus C. L. Hitchcock 1940-3-29 5854 Riverside ca 100 yds e Cottonwood Spring; Cottonwood Canyon Comment
  JOTR31966  Lotus strigosus La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2203 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; rocky/gravelly bajada north of the Aqueduct Rd. 603 Comment
  RSA27024  Lotus tomentellus C. L. Hitchcock 1940-3-29 5854 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  RSA406380  Lotus tomentellus Robert Gustafson 1978-3-22 836 Riverside Joshua Tree Natl. Monument, about 3 miles north of Hwy. 70 on the road that leads to 29 Palms. 610 Comment
  RSA444319  Lotus tomentellus Walter Wisura 1988-3-1 4188 Riverside In wash off I 10 at beginning of Box Canyon Road toward Mecca. Comment
  SEINET3557308  Lotus tomentellus C. L. Hitchcock 1940-3-29 5854 Riverside Cottonwood Canyon, 100 yards east of Spring Comment
  UCR16277  Lotus tomentellus David Eslinger 1970-4-25 s.n. Riverside Colorado, 2 mi. N [of junction of] Interstate Hwy 10 and State Hwy 195 into Joshua Tree National Monument [now J.T.N. Park], 200 ft. NW of road 610 Comment
  JEPS64934  Lupinus arizonicus W. L. Jepson 1928-4-23 12553 Riverside wash 2 1/2 mi below Cottonwood Springs; Cottonwood Mts., below Cottonwood Spring 487 Comment
  JOTR34369  Lupinus arizonicus Andre, Jim 2012-4-16 20885 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  OBI30762  Lupinus arizonicus Rhonda Riggins 1982-4-14 1340 San Bernardino Joshua Tree Natl Monument. Pinto Basin Rd, 2.3 mi SE Cottonwood Visitors Center, 4.4 mi NW jct I-10 Comment
  POM349939  Lupinus arizonicus Robert Gustafson 1978-3-21 843 Riverside Joshua Tree National Monument, about 4 miles from the junction of the road leading through the park and Hwy 70. 640 Comment
  RSA414838  Lupinus arizonicus E. S. Spalding 1926-2-13 s.n. Riverside Colorado Desert. Box Canyon on Blythe Road. Comment
  RSA444318  Lupinus arizonicus Walter Wisura 1988-3-1 4187 Riverside In wash off I 10 at beginning of Box Canyon road toward Mecca. Comment
  RSA4896  Lupinus arizonicus C. B. Wolf 1932-4-27 3012 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  RSA659789  Lupinus arizonicus J. C. Roos 1947-2-15 3268 Riverside Lost Palms Cyn. S face of Eagle Mtns., west of Hayfeilds. Comment
  RSA722377  Lupinus arizonicus J. R. Bruff 1928-4-3 171 Riverside 3 mi. So. Cottonwood Springs. Comment
  SBBG3529  Lupinus arizonicus K. K. Muller 1958-3-22 912 Riverside opposite S entrance of Joshua Tree Nat Monument, 2 mi S of Hwy 60 Comment
  SBBG55855  Lupinus arizonicus R. Gustafson 1978-3-21 843 Riverside Joshua Tree Nat Monument, ca. 3 mi from the jct of the rd leading through the park and Hwy 70 640 Comment
  SJSU10788  Lupinus arizonicus R. C. McGehee 1970-4-28 232 Riverside 5 mi S of Cottonwood Pass, Joshua Tree National Monument Comment
  UC194822  Lupinus arizonicus S. B. Parish May 13, 1916-May 18, 1916 10851 Riverside Cottonwood Springs; Colorado Desert, Cottonwood Springs Comment
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Oct 9 2010
  UC668381  Lupinus arizonicus Annie M. Alexander and Louise Kellogg 1941-5-14 2167 Riverside 5 1/2 mi s Cottonwood Spring (Eagle Mountains, Colorado Desert); Colorado Desert, Eagle Mountains, Cottonwood Spring 502 Comment
  UCR25912  Lupinus arizonicus John C. Roos 1948-5-15 3847 Riverside Sonoran (Colorado) Desert, Eagle Mountains, upper Lost Palms Canyon 1037 Comment
  UCSB3262  Lupinus arizonicus Bobkowski Jr., Vincent 1960-4-1 Riverside At intersection of U.S. 60-70 and Cottonwood Springs entrance to Joshua Tree National Monument; on south side of 60-70 Comment
  UCSB33601  Lupinus arizonicus Simmons, Karen 1979-3-25 Riverside 1 mile south of Hwy. 10; on Box Canyon Road 30 Comment
  UCSB3394  Lupinus arizonicus Haller, John 1957-3-23 Riverside At South boundary of Joshua Tree National Monument; 4 air miles S of Cottonwood Sprs.; 1 miles N og junction with US 60 609 Comment
  UCSB42384  Lupinus arizonicus Corsino, Linda 1980-3-24 Riverside Near intersection of Interstate 10 and South entrance to Joshua Tree National Monument 289 Comment
  UC68638  Lupinus concinnus H. M. Hall May, 1905 6022 Riverside Cottonwood Mts.; Colorado Desert, Cottonwood Mts. 609 Comment
  RSA49180  Lupinus concinnus subsp. orcuttii Philip A. Munz 1949-4-13 13054 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  HSC14928  Lupinus odoratus C. L. Hitchcock, C. V. Muhlick 1964-3-22 23252 Riverside Side canyon near S entrance to Joshua Tree National Monument. Comment
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Jul 9 2010
  JOTR34361  Lupinus sparsiflorus Andre, Jim 2012-4-16 20876 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  SBBG99765  Lupinus sparsiflorus W. L. Halvorson 1977-2-15 77 -27 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SEINET6062098  Lupinus sparsiflorus R. Kass, Neese R & E 1245 San Bernardino Joshua Tree Nat\\'l Monument Comment
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Dec 25 2016
  UC1292300  Lupinus sparsiflorus C. L. Hitchcock and C. V. Muhlick 1964-3-22 23252 Riverside gravelly side canyon near s. entrance to Joshua National Monument (Joshua National Monumnet) Comment
  UC194832  Lupinus sparsiflorus S. B. Parish 1906-5-13 10851 Riverside Cottonwood Springs; Colorado Desert Comment
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Oct 9 2010
  UC668417  Lupinus sparsiflorus Annie M. Alexander and Louise Kellogg 1941-5-11 2151 Riverside on side of canyon Cottonwood Spring; Eagle Mountains 883 Comment
  UC68637  Lupinus sparsiflorus H. M. Hall May 1905 5999 Riverside Cottonwood Pass; Colorado Desert 609 Comment
  UC710889  Lupinus sparsiflorus C. L. Hitchcock 1940-3-29 5852 Riverside Sandy wash Cottonwood Springs (Cottonwood Springs) Comment
  UC865459  Lupinus sparsiflorus I. W. Clokey 1935-4-17 6710 Riverside Cottonwood Springs Comment
  UC865552  Lupinus sparsiflorus I. W. Clokey 1935-4-17 6710 Riverside washes and hills Cottonwood Springs (Cottonwood Springs) Comment
  UCR16253  Lupinus sparsiflorus W. C. Anderson 1968-4-22 680422- 4 Riverside Sonoran (Colorado) Desert, 2 mi. south of Cottonwood Guard Station, Joshua Tree National Monument [now Park] Comment
  UCR19465  Lupinus sparsiflorus Carl Epling, Harlan Lewis 1941-5-2 s.n. Riverside Sonoran (Colorado) Desert, Cottonwood Spring 915 Comment
  UCR244296  Lupinus sparsiflorus Jim Andre 2012-4-16 20876 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  POM266067  Lupinus sparsiflorus subsp. sparsiflorus C. Leo Hitchcock 1940-3-29 5852 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  CAS-BOT-BC231414  Lycium andersonii Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9552 Riverside Cottonwood Springs Canyon Comment
  GH402554  Lycium andersonii R. S. Ferris & R. P. Rossbach 1938-5-15 9552 Unknown Cottonwood Springs Canyon Comment
  RSA234113  Lycium andersonii Robert F. Thorne, R. Carolin 1967-3-21 41643 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  RSA422106  Lycium andersonii Robert Gustafson 1978-3-21 840 Riverside Joshua Tree Natl. Monument, Cottonwood Springs 671 Comment
  RSA422107  Lycium andersonii M. B. Dunkle 1935-3-31 4442 Riverside Cottonwood Springs. Colorado Desert 701 Comment
  RSA49183  Lycium andersonii Philip A. Munz 1949-4-13 13051 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  UCSB23131  Lycium andersonii McMinn, Howard 1937-3-5 Riverside About 4 miles north of highway from Mecca to Desert Center in Cottonwood Mts Comment
  POM184722  Lycium andersonii var. deserticola C. Leo Hitchcock 1932-4-7 12209 Riverside 5 miles S of Cottonwood Springs, East Riverside County. Comment
  CAS-BOT-BC231480  Lycium brevipes var. brevipes Peter H. Raven 1958-1-24 11467 Riverside Cottonwood Springs, Joshua Tree National Monument 914 Comment
  A402617  Lycium cooperi A. M. Alexander & L. Kellogg 1941-5-23 2226 Unknown near Cottonwood Spring, Eagle Mountains 883 Comment
  JEPS12420  Lycium cooperi W. L. Jepson 1928-4-25 12612 Riverside Cottonwood Spring Colorado Desert, Eagle Mountains 731 Comment
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Oct 9 2010
  POM250365  Lycium cooperi I. W. Clokey 1935-4-17 s.n. Riverside Cottonwood Springs. Comment
  RSA428851  Lycium cooperi Jack Rempel 1935-4-14 20416 Riverside Near Cottonwood Springs. Mohave Desert. Comment
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Jun 10 2012
  UC667319  Lycium cooperi Annie M. Alexander and Louise Kellogg 1941-5-23 2226 Riverside near Cottonwood Spring; Colorado Desert, Eagle Mountains 883 Comment
  UC884602  Lycium cooperi I. W. Clokey 1935-4-17 6880 Riverside Cottonwood Springs Comment
  UC884612  Lycium cooperi I. W. Clokey 1935-4-17 6880 Riverside Cottonwood Springs Comment
  UCSB36151  Malacothrix californica Roberts, Dar 1980-3-26 Riverside 1 mile south southern entrance to Joshua Tree National Monument 1/4 mile East Rd. 750 Comment
  CAS-BOT-BC347699  Malacothrix glabrata N. Aitkenhead 1977-2-2 2122 Riverside ~1 mi. from junction of JT Mon Rd & pipeline Comment
  CAS-BOT-BC347710  Malacothrix glabrata Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CHSC23880  Malacothrix glabrata T. M. Lane 1975-3-24 7 Riverside 1 mi n of US Interstate 10 at s entrance of Joshua Tree National Monument on Pinto Basin Rd. Mojave Desert. 533 Comment
  HSC49179  Malacothrix glabrata D. L. Goforth 1979-4-11 104 Riverside 1 km N of junction of Hwy. 10 and S entrance road to Joshua Tree National Monument 518 Comment
  JEPS36807  Malacothrix glabrata W. L. Jepson 1928-4-25 12620 Riverside Cottonwood Spr. Colorado Desert, Eagle Mts. 731 Comment
  POM184719  Malacothrix glabrata C. L. Hitchcock 1932-4-7 12212 Riverside 5 miles S of Cottonwood Springs, East Riverside County Comment
  RSA124451  Malacothrix glabrata P. C. Everett, E. K. Balls 1958-4-29 23021 Riverside Hwy 60/70, 6.5 miles E from Cactus City 488 Comment
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May 15 2009
  RSA4970  Malacothrix glabrata C. B. Wolf 1932-4-27 3028 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
  SBBG100476  Malacothrix glabrata W. L. Halvorson 1977-3-8 77 -86 Riverside ca. 1 mi S of the S entrance to Joshua Tree Nat Monument Comment
  SJSU10605  Malacothrix glabrata R. C. McGehee 1970-4-28 234 Riverside 5 mi S of Cottonwood Pass, Joshua Tree National Monument Comment
  UC494757  Malacothrix glabrata C. L. Hitchcock 1932-4-7 12212 Riverside 5 mi s Cottonwood Springs Comment
  UCR244316  Malacothrix glabrata Jim Andre 2012-4-16 20891 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  SBBG99460  Marrubium vulgare W. L. Halvorson 1977-1-15 77 -24 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  UCR85284  Marrubium vulgare Bern Schwenn 1994-5-28 s.n. Riverside Mojave Desert, Joshua Tree National Monument [now J.T. National Park], Cottonwood Spring campground, parking lot at bathrooms, loop 'B. Comment
  JOTR35941  Melica frutescens De Groot, Sarah J., Evan Meyer and Abby Hird 2013-3-23 6889 Riverside Joshua Tree National Park. north and northwest part of Lost Palms Oasis 987 Comment
  RSA799091  Melica frutescens Sarah J. De Groot, Evan Meyer, Abby Hird 2013-3-23 6889 Riverside Joshua Tree National Park, Biodiversity Hunt; north and northwest part of Lost Palms Oasis 988 Comment
  CAS-BOT-BC223708  Mentzelia John H. Thomas 1957-3-30 6551 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella. Colorado Desert 426 Comment
  RSA440355  Mentzelia affinis Robert Gustafson 1978-3-21 845 Riverside Joshua Tree National Monument, about 3 miles north on the road leading through the park and Hwy 70. 640 Comment
  RSA4968  Mentzelia affinis Carl B. Wolf 1932-4-27 3030 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
  UCSB8381  Mentzelia affinis Yokoyama, Howard 1953-4-12 Riverside Two miles out of Joshua Tree Comment
  JEPS41211  Mentzelia albicaulis W. L. Jepson 1928-4-25 12606 Riverside below Cottonwood spr. (In wash); Colorado Desert, Cotton Wood Mts.; (Cottonwood Mts.) 731 Comment
  CSUSB968  Mentzelia involucrata W. C. Anderson 1968-4-22 680422 12 San Bernardino 2 miles south of Cottonwood Guard Station, Joshua Tree National Monument. Collected in wash. Comment
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Dec 23 2016
  JEPS42802  Mentzelia involucrata W. L. Jepson 1928-4-23 12552 Riverside Cottonwood Mts., Cottonwood Spr. 487 Comment
  POM294421  Mentzelia involucrata Lyman Benson, Robert Benson 1952-4-8 14845 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
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Mar 26 2011
  RSA788942  Mentzelia involucrata David Fraker, Aaron Sedgwick 2012-4-4 67 San Bernardino South of Joshua Tree National Park. North of US10 on power line road .5 mile east of Cottonwood Springs Rd. 522 Comment
  SBBG16941  Mentzelia involucrata K. K. Muller 1957-4-13 800 Riverside hills opposite S entrance of Joshua Tree Nat Monument Comment
  SBBG97173  Mentzelia involucrata W. L. Halvorson 1977-2-5 77 -11 Riverside bajada, near jct of I-10 and rd to Joshua Tree Nat Monument Comment
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Jun 4 2012
  SBBG97174  Mentzelia involucrata W. L. Halvorson 1977-3-8 77 -94 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  SBBG99187  Mentzelia involucrata W. L. Halvorson 1977-2-5 77 -11 Riverside bajada, near jct of I-10 and rd to Joshua Tree Nat Monument Comment
  SBBG99189  Mentzelia involucrata W. L. Halvorson 1977-3-8 77 -94 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  UC1007184  Mentzelia involucrata Philip A. Munz 1940-3-24 15694 Riverside 3 mi s Cottonwood Springs; Eagle Mts. 457 Comment
  UC872488  Mentzelia involucrata I. W. Clokey 1935-4-17 6762 Riverside Cottonwood Springs Comment
  UC872489  Mentzelia involucrata C. L. Hitchcock 1940-3-29 5855 Riverside ca 100 yards e Spring; Cottonwood Canyon Comment
  UCR244306  Mentzelia involucrata Jim Andre 2012-4-16 20886 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  UCR274850  Mentzelia involucrata David Fraker, Aaron C. Sedgwick 2012-4-4 067 Riverside Sonoran (Colorado) Desert, south of Joshua Tree National Park, north of Hwy I-10 on powerline road, 0.5 mi west of Cottonwood Springs Road 522 Comment
  UCSB4226  Mentzelia involucrata Haller, John 1960-4-2 Riverside 1.3 miles south of the junction of US 60-70 and the south entrance road to Joshua Tree Natl. Mon. 487 Comment
  UCSB45202  Mentzelia involucrata Matthews, K. 1977-3-25 Riverside 2 Miles south of 1-60 on Highway 195 off roadway 76 Comment
  POM254738  Mentzelia involucrata var. megalantha P. A. Munz 1940-3-24 15694 Riverside 3 miles south of Cottonwood Springs, Eagle Mts 457 Comment
  POM311757  Mentzelia involucrata var. megalantha Shirley See 1958-3-30 220 Riverside 1/2 mile inside the S entrance of Joshua Tree National Monument. 610 Comment
  RSA25321  Mentzelia involucrata var. megalantha C. L. Hitchcock 1940-3-29 5855 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  RSA4894  Mentzelia involucrata var. megalantha Carl B. Wolf 1932-4-27 3010 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  RSA80964  Mentzelia involucrata var. megalantha G. R. Campbell 1952-4-6 18413 Riverside 2 mi. s. of jct. of Cottonwood Springs road, road through Joshua Tree National Monument, south from 29 Palms. 884 Comment
  RSA440448  Mentzelia jonesii H. M. Hall 1905-05 6002 Riverside Cottonwood Pass. 701 Comment
  RSA444322  Mentzelia jonesii Walter Wisura 1988-3-1 4191 Riverside 2.5 mi fr. I 10 along Box Canyon Rd. toward Mecca Comment
  RSA444323  Mentzelia jonesii Walter Wisura 1988-3-1 4191 Riverside 2.5 mi fr. I 10 along Box Canyon Rd. toward Mecca Comment
  RSA69561  Mentzelia jonesii F. W. Peirson 1928-4-24 7909 Riverside Below Cottonwood Springs, Eagle Mountains. Northern Colorado Desert. Comment
  UC68740  Mentzelia jonesii H. M. Hall May 1905 6002 Riverside Colorado Desert, Cottonwood Pass 701 Comment
  UCR20472  Mentzelia jonesii Carl Epling, Harlan Lewis 1941-5-2 s.n. Riverside Sonoran (Colorado) Desert, 1.3 mi east of Cottonwood Spring 1037 Comment
  SBBG4879  Mentzelia nitens H. and M. Dearing 1949-4-16 6749 Riverside Cottonwood Spring Comment
  JEPS8160  Mimulus bigelovii var. bigelovii W. L. Jepson 1928-4-25 12596 Riverside Cottonwood Springs Eagle Mountains 731 Comment
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Oct 23 2011
  JEPS8167  Mimulus bigelovii var. bigelovii W. L. Jepson 1928-4-23 12559 Riverside wash 2 mi below Cottonwood Spr.; Colorado Desert, Eagle Mts. 518 Comment
  JOTR32322  Mimulus bigelovii var. bigelovii Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Large sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 2) Comment
  POM292851  Mimulus bigelovii var. bigelovii Lyman Benson, Robert Benson 1952-4-8 14846 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
  RSA27934  Mimulus bigelovii var. bigelovii C. L. Hitchcock 1940-3-29 5857 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  RSA296382  Mimulus bigelovii var. bigelovii W. L. Jepson 1928-4-25 12596 Riverside Cottonwood Springs, Eagle Mountains. 732 Comment
  RSA305911  Mimulus bigelovii var. bigelovii Fay A. MacFadden 1940-3-17 15294 Riverside Road from 29 Palms to Indio, 2/3 of way to Indio. San Bernardino Mtns Comment
  UC667388  Mimulus bigelovii var. bigelovii Annie M. Alexander and Louise Kellogg 1941-5-14 2168 Riverside 5.5 mi s Cottonwood Spring; Colorado Desert, Eagle Mountains 502 Comment
  UC68774  Mimulus bigelovii var. bigelovii H. M. Hall May 1905 6011 Riverside Cottonwood Springs Colorado Desert Comment
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Oct 9 2010
  UC886112  Mimulus bigelovii var. bigelovii C. L. Hitchcock 1940-3-29 5857 Riverside ca. 100 yards e Cottonwood Spring; Cottonwood Canyon Comment
  UC886374  Mimulus bigelovii var. bigelovii I. W. Clokey 1935-4-17 4887 Riverside Cottonwood Springs Comment
  UCR244409  Mimulus bigelovii var. bigelovii Jim Andre 2012-4-16 20904 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  UCSB23460  Mimulus bigelovii var. bigelovii Shaw, Merrilee 1964-4-15 Riverside 1.5 miles east of junction of State Highway 195 and turnoff to U.S. Highway 70 to Joshua Tree National Monument 594 Comment
  UCD96046  Mimulus bigelovii var. cuspidatus Dena Grossenbacher; Brian Green 2008-4-21 798 Riverside Along Lost Palms Oasis Trail starting about one mile from the trail head and continuing towards the palm oasis for about one mile. 1047 Comment
  SEINET188360  Mirabilis bigelovii var. retrorsa C. L. Hitchcock 1940-4-1 5906 Riverside Joshua Tree NM ; Joshua Tree Natl Monument; 1 mi below Cottonwood Springs Comment
  CAS-BOT-BC434816  Mirabilis laevis var. retrorsa C. L. Hitchcock 1940-4-1 5906 Riverside 1 mi. below Cottonwood Springs, Joshua Tree National Monument. Comment
  CAS-BOT-BC434818  Mirabilis laevis var. retrorsa S. B. Parish 1916-5-13 10847 Riverside Cottonwood Spr., Colorado Desert 792 Comment
  CAS-BOT-BC434835  Mirabilis laevis var. retrorsa B. Trowbridge 1979-4-17 6100 Riverside Lower Cottonwood Springs Wash, north of Interstate 10 762 Comment
  OBI70184  Mirabilis laevis var. retrorsa Larry Kelly, David J. Keil 1988-4-16 53 Riverside Ca. 5 mi from hwy 10 on rd through Ocatillo garden, and cholla patch in Joshua tree natl monument Comment
  POM14362  Mirabilis laevis var. retrorsa P. A. Munz, D. D. Keck 1922-4-9 4807 Riverside Chuckwalla Valley, 10 miles east of Shavers well. 152 Comment
  POM250680  Mirabilis laevis var. retrorsa I. W. Clokey 1935-4-17 6602 Riverside Cottonwood Springs. Comment
  RSA27931  Mirabilis laevis var. retrorsa C. L. Hitchcock 1940-4-1 5906 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  SJSU8552  Mirabilis laevis var. retrorsa R. C. McGehee 1970-4-28 239 Riverside 2 mi S of Cottonwood Pass, Joshua Tree National Monument Comment
  UC851737  Mirabilis laevis var. retrorsa C. L. Hitchcock 1940-4-1 5906 Riverside 1 mi below Cottonwood Springs, Joshua Tree National Monument Comment
  UC851739  Mirabilis laevis var. retrorsa I. W. Clokey 1935-4-17 6602 Riverside Cottonwood Springs Comment
  UC851827  Mirabilis laevis var. retrorsa I. W. Clokey 1935-4-17 6602 Riverside Cottonwood springs Comment
  JOTR31982  Mohavea confertiflora La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2157 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; bouldery canyon with sandy wash bottom 731 Comment
  RSA306175  Mohavea confertiflora Fay A. MacFadden 1940-3-17 15277 Riverside Road from 29 Palms to Indio, 2/3 of way to Indio. San Bernardino Mtns Comment
  RSA408757  Mohavea confertiflora E. S. Spalding 1926-2-13 s.n. Riverside Colorado Desert. Box Ca - on on Blythe Road. Comment
  SBBG97163  Mohavea confertiflora W. L. Halvorson 1977-2-5 77 -12 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SBBG99713  Mohavea confertiflora W. L. Halvorson 1977-2-5 77 -12 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SFV17538  Mohavea confertiflora J. F. Lockhart 1998-3-14 s. n. Riverside 2.3 miles south of Interstate 10 on Box Canyon Road. Comment
  UCD124028  Mohavea confertiflora Geoffrey Levin 1975-4-5 474 Riverside Box Canyon Wash on State Highway 195, 18.3 mi. NE of Jcn. Of 195 and 111 (Mecca). Between Mecca Hills and Orocopia Mountains. 30 Comment
  UCSB6103  Mohavea confertiflora Bobkowski, Vincent 1960-4-2 Riverside Cottonwood Spring entrance to Joshua Tree National Monument; off of U.S. 60-70; 1/2 mile north of intersection Comment
  JOTR32601  Mollugo cerviana La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2667 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JOTR34117  Mollugo cerviana La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2667 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  RSA683914  Mollugo cerviana Michael Denslow 2003-9-13 1548 Riverside Shavers Valley; I-10 at Mecca Exit, Box Springs Road. 470 Comment
  UC831337  Monolopia stricta I. W. Clokey 1935-4-17 6935 Riverside Shafer Wells-Cottonwood Springs Comment
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Aug 14 2019
  CAS-BOT-BC349703  Monoptilon bellidiforme C. L. Hitchcock 1940-3-31 5880 Riverside Cottonwood Springs, 1/2 mi. below Spring Comment
  JEPS31427  Monoptilon bellidiforme W. L. Jepson 1928-4-25 12607 Riverside about 1 mi below Cottonwood Springs; Eagle Mts. Comment
  RSA26986  Monoptilon bellidiforme C. L. Hitchcock 1940-3-31 5880 Riverside 0.5 mile below Cottonwood Springs Comment
  UCSB9756  Monoptilon bellidiforme Haller, John 1960-4-2 Riverside At north base of Orocopia Mtns., 1.3 miles south of the junc. of U.S. 60-70 and the south entrance road to Joshua Tree Nat. Mon. 487 Comment
  CAS-BOT-BC349786  Monoptilon bellioides N. Aitkenhead 1977-2-2 2126 Riverside ~1 mile from junction of JTM Road & pipeline Comment
  CAS-BOT-BC349789  Monoptilon bellioides John H. Thomas 1957-3-30 6541 Riverside 8.1 miles east of Cactus City, about 20 miles east of Coachella. Colorado Desert 426 Comment
  CAS-BOT-BC349793  Monoptilon bellioides Carl B. Wolf 1932-4-27 3006 Riverside Colorado Desert. 17 mi. E. of Mecca, on Blythe Road 152 Comment
  CAS-BOT-BC349802  Monoptilon bellioides Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC349810  Monoptilon bellioides Annie M. Alexander; Louise Kellogg 1941-5-11 2153 Riverside Colorado Desert. Cottonwood Spring, Eagle Mountains 883 Comment
  JEPS31426  Monoptilon bellioides W. L. Jepson 1928-4-25 12608 Riverside below Cottonwood Springs; Eagle Mts. 731 Comment
  POM250432  Monoptilon bellioides I. W. Clokey 1935-4-17 6811 Riverside Cottonwood Springs. Comment
  RSA444320  Monoptilon bellioides Walter Wisura 1988-3-1 4189 Riverside 2.5 mi fr. I 10 along Box Canyon Rd. toward Mecca Comment
  RSA4890  Monoptilon bellioides C. B. Wolf 1932-4-27 3006 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  SBBG100856  Monoptilon bellioides W. L. Halvorson 1977-2-5 77 -18 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SBBG100857  Monoptilon bellioides W. L. Halvorson 1977-3-8 77 -93 Riverside ca.1 mi S of the S entrance to Joshua Tree Nat Monument Comment
  SFV4064  Monoptilon bellioides R. M. Beeles 1952-4-4 182 Riverside 2.15 miles west of junction of US Highway 60, US Highway 70, and US Highway 195. Comment
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Mar 26 2014
  UC501449  Monoptilon bellioides Frank W. Peirson 1927-4-24 7899 Riverside Cottonwood Spring Comment
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Oct 9 2010
  UC667243  Monoptilon bellioides Annie M. Alexander and Louise Kellogg 1941-5-11 2153 Riverside Cottonwood Spring Colorado Desert, Eagle Mountains 883 Comment
  UC831339  Monoptilon bellioides I. W. Clokey 1935-4-17 6811 Riverside Cottonwood Springs Comment
  UCR141143  Monoptilon bellioides June Latting 1973-4-14 s.n. Riverside Sonoran (Colorado) Desert, south entrance to Joshua Tree National [Park] Monument, alluvial slopes south of Cottonwood Mtns. 579 Comment
  UCSB10245  Monoptilon bellioides Phillips, Priscilla 1958-3-22 Riverside South entrance to Joshua Tree Monument Comment
  UCSB31071  Monoptilon bellioides Nixon, Kevin 1977-3-6 Riverside 1 mile west of Interstate 10 on Calif. 195 365 Comment
  CAS-BOT-BC275298  Muhlenbergia microsperma C. L. Hitchcock 1940-4-2 5915 Riverside Cottonwood Spring wash, Joshua Tree National Monument Comment
  CAS-BOT-BC275299  Muhlenbergia microsperma Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CLARK-A1045-226  Muhlenbergia microsperma George K. Helmkamp 1979-3-18 Riverside Shavers Valley 3 miles south of Interstate highway 10 on Cottonwood Springs Road [Box Canyon Road]; Cottonwood Spring 15'Q Comment
  GH355849  Muhlenbergia microsperma C. L. Hitchcock 1940-4-2 5915 Unknown Riverside County: Cottonwood Spring wash, Joshua Tree Nat. Monument. Comment
  RSA25135  Muhlenbergia microsperma C. L. Hitchcock 1940-4-2 5915 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  SEINET191996  Muhlenbergia microsperma C. L. Hitchcock 1940-4-2 5915 Riverside Cottonwood Spring Wash Joshua Tree National Monument. Comment
  UC819052  Muhlenbergia microsperma C. L. Hitchcock 1940-4-2 5915 Riverside Cottonwood Spring wash Joshua Tree National Monument Comment
  UCD86836  Muhlenbergia microsperma C. L. Hitchcock 1940-4-2 5915 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  CLARK-A1528-4763  Muhlenbergia rigens John C. Roos 1947-11-1 Riverside Eagle Mountain Comment
  JOTR31798  Muhlenbergia rigens La Doux, Tasha, K. White, A. Holt, C. Ely, J. Van Warmerdam 2007-2-26 2100 Riverside Joshua Tree National Park. Eagle Mountains; Lost Palms Oasis 944 Comment
  JOTR32430  Muhlenbergia rigens La Doux, Tasha, K. White, A. Holt, C. Ely, J. Van Warmerdam 2007-2-26 2100 Riverside Joshua Tree National Park. Eagle Mountains; Lost Palms Oasis 944 Comment
  CHSC23898  Nama demissa T. M. Lane 1975-3-24 5 Riverside In a wash, 1 mi n or US Interstate 10 at s entrance of Joshua Tree National Monument on Pinto Basin Rd. 533 Comment
  CLARK-A1528-546  Nama demissa Fred B. Essig 1967-3-12 Riverside Joshua Tree National Park Comment
  RSA253658  Nama demissa Noel Holmgren 1973-3-23 6485 Riverside At south entrance to Joshua Tree National Monument, near I-10, 24 miles east of Indio. 549 Comment
  RSA421111  Nama demissa I. W. Clokey 1935-4-17 6812 Riverside Cottonwood Springs. Comment
  RSA421117  Nama demissa E. S. Spalding 1926-2-13 s.n. Riverside Colorado Desert. Box Canon on Blythe Road. Comment
  RSA444315  Nama demissa Walter Wisura 1988-3-1 4184 Riverside Colorado Desert. In wash off Interstate 10 at beginning of Box Canyon road toward Mecca. Comment
  SBBG6119  Nama demissa K. K. Muller 1952-4-6 562 Riverside S entrance to Joshua Tree Nat Monument Comment
  SBBG97210  Nama demissa W. L. Halvorson 1977-3-8 77085 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  SBBG99407  Nama demissa W. L. Halvorson 1977-2-15 77 -29 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  UC1595753  Nama demissa W. Wisura, J. Dolan, M. Wall 1992-3-24 4632 Riverside on Box Canyon Rd 13.1 mi ne Mecca (Lowdesert); ne of Mecca Comment
  UCR140955  Nama demissa June Latting 1973-4-14 s.n. Riverside Sonoran (Colorado) Desert, south entrance to Joshua Tree National [Park] Monument, alluvial slopes south of Cottonwood Mtns. 579 Comment
  UCSB5296  Nama demissa Haller, John 1957-3-23 Riverside Southern boundary of Joshua Tree Nat'l. Mon.; 4 air miles S. of Cottonwood Springs; 1 mi. N of jct. with US 60 609 Comment
  UCSB5301  Nama demissa Beeks, Richard 1952-4-4 Riverside 2.15 miles W. of junction of U.S. 60, U.S. 40, and U.S. 195 Comment
  JEPS1389  Nama demissa var. demissa W. L. Jepson 1928-4-23 12548 Riverside wash 2 1/2 mi below Cottonwood Spr. (Eagle Mts., Colorado Desert); Colorado Desert, Eagle Mts., below Cottonwood Spr. 487 Comment
  JEPS1391  Nama demissa var. demissa I. W. Clokey 1935-4-17 6802 Riverside Cottonwood Springs Cottonwood Springs (Flats) Comment
  JOTR31967  Nama demissa var. demissa La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2204 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; rocky/gravelly bajada north of the Aqueduct Rd. 603 Comment
  SD143517  Nama demissa var. demissa W. L. Halvorson 1977-3-8 77 85 Riverside 1.0 mile south of the south entrance to Joshua Tree National Monument. Comment
  UC1189974  Nama demissa var. demissa John H. Thomas 1957-3-30 6540 Riverside 8.1 mi e Cactus City (about 20 mi e of Coachella, Colorado Desert); Colorado Desert 426 Comment
  UC1426624  Nama demissa var. demissa Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-23 6485 Riverside near Interstate 10 24 mi e of Indio (at s entrance to Joshua Tree National Monument); Joshua Tree National Monument 548 Comment
  UC880818  Nama demissa var. demissa C. L. Hitchcock 1940-3-29 5866 Riverside ca 100 yeads e spring Cottonwood Canyon (Cottonwood Canyon); , e of Spring Comment
  UC880823  Nama demissa var. demissa I. W. Clokey 1935-4-17 6812 Riverside Cottonwood Springs Comment
  UC880824  Nama demissa var. demissa I. W. Clokey 1935-4-17 6802 Riverside Cottonwood Springs; Flats Comment
  POM230764  Nama demissa var. deserti I. W. Clokey 1935-4-17 6812 Riverside Cottonwood Springs. Comment
  RSA19236  Nama demissa var. deserti I. W. Clokey 1935-4-17 6812 Riverside Cottonwood Springs. Comment
  RSA27707  Nama demissa var. deserti C. L. Hitchcock 1940-3-29 5866 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  RSA4889  Nama demissa var. deserti Carl B. Wolf 1932-4-27 3005 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  UCSB5303  Nama depressa Krogen, Roger 1957-1 Riverside 26 mi. E of Indio on Hwy. 60-70; near S entrance to Joshua Tree Nat. Parl Comment
  UCSB5304  Nama depressa Van Leeuwen, Henry 1957-4-13 Riverside US. 60 near juncture with Cal. 195 Comment
  RSA4961  Nama hispida var. spathulata Carl B. Wolf 1932-4-27 3036 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
  JEPS5234  Nemacladus glanduliferus W. L. Jepson 1928-4-25 12602 Riverside Cottonwood Springs; Colorado Desert, Eagle Mts. 731 Comment
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Oct 9 2010
  OBI33602  Nemacladus glanduliferus J. C. Roos 1948-5-15 3851 Riverside Upper Lost Palms Cyn, Eagle Mts, Colorado Desert Comment
  UCR31668  Nemacladus glanduliferus John C. Roos 1948-5-15 3851 Riverside Sonoran (Colorado) Desert, Eagle Mountains, upper Lost Palms Canyon 1037 Comment
  JEPS5404  Nemacladus pinnatifidus W. L. Jepson 1928-4-25 12601 B Riverside Cottonwood Springs; Colorado Desert, Eagle Mountains Comment
  PASA307  Nemacladus rigidus Frank W. Peirson 1928-4-24 Riverside Cottonwood Spring, 1/2 mile below spring in broad sandy wash Comment
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Jun 24 2016
  RSA518555  Nemacladus rubescens O. F. Clarke 1973-4-1 s.n. Riverside At south entrance to Joshia Tree National Monument, just below Cottenwood Springs. Comment
  RSA522262  Nemacladus rubescens Noel Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-23 6480 Riverside At south entrance to Joshua Tree National Monument, near I-10, 24 miles east of Indio. 549 Comment
  RSA75141  Nemacladus rubescens F. W. Peirson 1928-4-24 7914 Riverside Below Cottonwood Springs, Eagle Mountains. Northern Colorado Desert. Comment
  SBBG81481  Nemacladus rubescens S. A. Junak 1983-3-24 1664 Riverside near Pinto Basin Rd, 2.1 mi N of Interstate 10 563 Comment
  SD132274  Nemacladus rubescens O. F. Clarke 1973-4-1 Riverside Alluvial fan at south entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  UC1583283  Nemacladus rubescens Noel H. Holmgren, Patricia K. Holmgren, and Ruth E. Kern 1973-3-23 6480 Riverside 24 mi e Indio (near Interstate 10, at the s entrance to Joshua Tree National Monument); Joshua Tree National Monument 548 Comment
  JEPS7665  Nemacladus sigmoideus W. L. Jepson 1928-4-25 12601 A Riverside Cottonwood Springs; Colorado Desert, Eagle Mountains 731 Comment
  JEPS78489  Nemacladus sigmoideus W. L. Jepson 1928-4-25 12601 A Riverside Cottonwood Springs; Colorado Desert, Eagle Mountains 731 Comment
  RSA75124  Nemacladus sigmoideus F. W. Peirson 1928-4-24 7913 Riverside Below Cottonwood Springs, Eagle Mountains. Northern Colorado Desert. Comment
  JOTR28913  Nicotiana obtusifolia La Doux, Tasha 2004-2-24 1148 Riverside Joshua Tree National Park. Trail to Lost Palms Oasis, southeast of Cottonwood Oasis 914 Comment
  JOTR37484  Nicotiana obtusifolia Heintz, James, A. Ingersoll 2015-10-29 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains, tributary to Cottonwood Canyon, near Wood Spring Comment
  RSA4900  Nicotiana obtusifolia Carl B. Wolf 1932-4-27 s.n. Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  SBBG99844  Nicotiana obtusifolia W. L. Halvorson 1977-3-8 77 -75 Riverside ca. 1 mi S of the S entrance to Joshua Tree Nat Monument Comment
  UCSB18267  Nicotiana obtusifolia del Moral, Roger 1964-4-13 Riverside Colorado Desert Wash; 1.6 miles south of Highway 60-70, 21 miles east of Indio 518 Comment
  UCSB36131  Nicotiana obtusifolia Roberts, Dar 1980-3-26 Riverside 1 mile south southern entrance to Joshua tree national monument, 0.25 miles E. rd 750 Comment
  JOTR31981  Nolina bigelovii La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2217 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; bouldery canyon with sandy wash bottom 731 Comment
  POM355584  Oenothera deltoides subsp. deltoides E. S. Spalding 1926-2-13 s.n. Riverside Colorado Desert. Box Canon on Blythe Road. Comment
  JOTR32327  Olneya tesota Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Open, sandy bajada adjacent to Pinto Basin road and near south park boundary Comment
  JOTR32328  Olneya tesota Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Open, sandy bajada adjacent to Pinto Basin road and near south park boundary Comment
  OBI27787  Olneya tesota David J. Keil 1980-6-20 14066 Riverside box Cyn rd exit from I-10 488 Comment
  UC212341  Olneya tesota S. B. Parish 1916-5-13 10857 Riverside Cottonwood Springs; Colorado Desert Comment
  CAS-BOT-BC58057  Opuntia basilaris var. basilaris Dr. Barton W. Evermann 1924-4-1 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC56829  Opuntia chlorotica Dr. Barton W. Evermann 1924-4-1 s.n. Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA303531  Opuntia echinocarpa J. R. Shevock 1971-5-8 1035 Riverside Near Cottonwood, Joshua Tree National Monument. 915 Comment
  RSA65623  Opuntia ramosissima F. W. Peirson 1928-4-24 7906 Riverside Below Cottonwood Springs, Eagle Mountains. Northern Colorado Desert. Comment
  JEPS70887  Orobanche cooperi L. R. Heckard 1973-4-24 3320 Riverside 2.5 mi e Joshua Tree National Monument entrance (s tip of Eagle Mountains); Eagle Mountains 533 Comment
  JEPS85935  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4521 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  JEPS85937  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4524 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  JEPS85938  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4523 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  JEPS85942  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4522 Riverside ca 16 mi ne Desert Center (along Rice Rd) Comment
  JEPS85943  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4522 Riverside ca 16 mi ne Desert Center (along Rice Rd) Comment
  JEPS85944  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4522 Riverside ca 16 mi ne Desert Center (along Rice Rd) Comment
  JEPS85947  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4525 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  JEPS85948  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4526 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  JEPS85949  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4527 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  JEPS85950  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4528 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  JEPS85951  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4529 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  JEPS85952  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4530 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  JEPS85953  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4531 Riverside ca. 16 mi. n.e. Desert Center (along Rice Rd.) Comment
  UCSB7506  Orobanche cooperi Hurd, Richard 1956-4-14 Riverside 1 mile south of Joshua Tree Comment
  CAS-BOT-BC327918  Palafoxia arida Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC327919  Palafoxia arida John H. Thomas 1957-3-30 6552 Riverside 8.1 miles E of Cactus City, about 20 miles E of Coachella. Colorado Desert. 426 Comment
  SBBG100853  Palafoxia arida W. L. Halvorson 1977-2-20 77 -78 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  RSA792919  Palafoxia arida var. arida Aaron C. Sedgwick, April Garbat 2012-10-17 141 San Bernardino South of Hwy. 10 on Cottonwood Springs Rd. ~.25 mi. In a wash off to the eastern side of the road. 488 Comment
  UC1440559  Palafoxia arida var. arida T. J. Watson 1970-3-24 367 Riverside 1 1/2 mi n California State Hwy. 95 (9 mi e of Mecca) Comment
  UCR277616  Palafoxia arida var. arida Aaron C. Sedgwick, April Garbat 2012-10-17 141 Riverside Sonoran (Colorado) Desert, c. 0.25 mile south of Hwy I-10 on Cottonwood Springs [Box Canyon] Rd. 488 Comment
  POM230179  Palafoxia linearis I. W. Clokey 1935-4-17 6935 Riverside Shafer [Shavers] Wells - Cottonwood Springs. 25 Comment
  HSC21662  Parietaria floridana C. L. Hitchcock, C. V. Muhlick 1964-3-22 23246 Riverside Side canyon near S entrance to Joshua Tree National Monument. Comment
  GMDRC2588  Parietaria hespera var. hespera T. La Doux, J. Andre 2008-3-21 139 Riverside Little San Bernardino Mountains: JTNP: Upper Cottonwood Cyn, approx 2 mi. S. of Cottonwood visitor's center.. Elev. 2890 ft. 881 Comment
  JOTR30675  Parietaria hespera var. hespera La Doux, Tasha, Jim Andre 2008-3-21 139 Riverside Joshua Tree National Park. Upper Cottonwood Cyn, approximately 2 mi. S. of Cottonwood Visitor's Center 880 Comment
  JOTR32478  Parietaria hespera var. hespera Herskovits, Tasya 2011-5-25 14 Riverside Joshua Tree National Park. Cottonwood Mountains; Pinto Basin road; Convergence of large, sandy, open southeast flowing wash and Cottonwood Canyon; Small rocky ledges and outcrops bordering wash (Stop 1) Comment
  JOTR32324  Parkinsonia florida Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Large sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 2) Comment
  JOTR32325  Parkinsonia florida Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Large sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 2) Comment
  OBI25757  Parkinsonia florida David J. Keil 1980-6-20 14065 Riverside Box Cyn rd exit from I-10 488 Comment
  UCSB2978  Parkinsonia microphylla Leeuwen, Henry 1957-4-13 Riverside next to U.S. 60 near juncture with Cal. 195 Comment
  RSA387326  Pectis papposa Aaron Liston, Thomas S. Elias, Oscar Dorado, S. Zona 1986-11-29 643 -2 Riverside Joshua Tree National Park. Cottonwood Springs. Comment
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Oct 9 2010
  SBBG46835  Pectis papposa K. K. Muller 1971-11-7 2981 Riverside just S of US Hwy 60, opposite S entrance to Joshua Tree Nat Monument Comment
  UCR24516  Pectis papposa K. K. Muller 1971-11-7 2981 Riverside Sonoran (Colorado) Desert, arroyo just south of US 60 opposite S entrance to Joshua Tree National Monument Comment
  CAS-BOT-BC355870  Pectis papposa var. papposa K. Bonner 1977-10-29 2578 Riverside 1.5 mi. W. of Chiriaco Summit Comment
  JOTR32612  Pectis papposa var. papposa La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2674 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JOTR32613  Pectis papposa var. papposa La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2674 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  RSA683915  Pectis papposa var. papposa Michael Denslow 2003-9-13 1547 Riverside Shavers Valley; I-10 at Mecca Exit, Box Springs Road. (Cottonwood Spring Quad) 470 Comment
  UCD134925  Pectis papposa var. papposa G. L. Webster; R. Hildreth 1966-12-10 7465 Riverside Joshua Tree National Monument, near Cottonwood Canyon. 701 Comment
  RSA49172  Pectocarya heterocarpa P. A. Munz 1949-4-13 13065 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  JEPS20128  Pectocarya platycarpa I. W. Clokey 1935-4-17 6860 Riverside Cottonwood Springs Colorado Desert, Cottonwood Springs Comment
  RSA49173  Pectocarya platycarpa P. A. Munz 1949-4-13 13062 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  RSA77820  Pectocarya platycarpa F. W. Peirson 1928-4-24 7908 Riverside Cottonwood Spring, west end of Eagle Mtns. Comment
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Oct 9 2010
  SD132301  Pectocarya platycarpa O. F. Clarke 1973-4-1 Riverside Alluvial fan at south entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  UC882286  Pectocarya platycarpa I. W. Clokey 1935-4-17 6860 Riverside Colorado Desert, Cottonwood Springs Comment
  UCSB36130  Pectocarya platycarpa Roberts, Dar 1980-3-26 Riverside 1 mile south southern entrance to Joshua Tree National Monument; 1/4 mile E. Rd. 750 Comment
  GMDRC9791  Pectocarya recurvata J. M. Andre 2017-3-1 37987 Riverside Orocopia Mountains: north end of range, along Pinto Rd, 1.3 mi. ESE of Interstate 10 ( Box Cyn/Cottonwood Spring Rd exits). 479 Comment
  RSA20005  Pectocarya recurvata I. W. Clokey 1935-4-17 6860 San Bernardino Cottonwood Springs. Comment
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Feb 5 2013
  RSA234101  Pectocarya recurvata R. F. Thorne, R. Carolin 1967-3-21 41633 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  UC882254  Pectocarya recurvata I. W. Clokey 1935-4-17 6860 Riverside Colorado Desert, Cottonwood Springs Comment
  UC882277  Pectocarya recurvata I. W. Clokey 1935-4-17 6860 Riverside Cottonwood Springs Comment
  JOTR31974  Pectocarya setosa La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2210 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; large wash at mouth of rocky, narrow canyon 719 Comment
  RSA27347  Pectocarya setosa C. L. Hitchcock 1940-4-2 5910 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  RSA49169  Pectocarya setosa P. A. Munz 1949-4-13 13066 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  UC882271  Pectocarya setosa C. L. Hitchcock 1940-4-2 5910 Riverside Joshua Tree National Monument, Cottonwood Springs wash Comment
  POM145482  Pellaea mucronata var. mucronata Marcus E. Jones 1927-4-16 s.n. Riverside Cottonwood Spring, near Shaver's Well, Colorado Desert Comment
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Oct 9 2010
  RSA49194  Pellaea mucronata var. mucronata P. A. Munz 1949-4-13 13048 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  CLARK-A1528-4302  Penstemon eatonii John C. Roos 1948-5-15 3839 Riverside Eagle Mountains Comment
  A378640  Peritoma arborea A. M. Alexander & L. Kellogg 1941-5-23 2227 Unknown Cottonwood Spring, Eagle Mountains 883 Comment
  HSC75310  Peritoma arborea Teresa Prendusi 1977-3-23 San Bernardino SW edge of Joshua Tree National Monument near Hwy. 10 Comment
  HSC99163  Peritoma arborea Paul J. CaraDonna 2009-3-15 123 Riverside Cotton Wood Creek Campground area, Joshua Tree National Park. Comment
  SEINET5767260  Peritoma arborea N. H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-23 6484 Riverside At the south entrance to Joshua Tree national Monument, near Interstate 10, 24 miles east of Indio 549 Comment
  UCSB3807  Peritoma arborea Bobkowski, Jr., Vincent 1960-4-2 Riverside South entrance to Joshua Tree National Monument, Cottonwood Spring entrance, 1/2 mile North of U.S. 60-70 Comment
  UCSB3815  Peritoma arborea Gray, Caroline 1956-4-14 Riverside 1 mi. south of southern entrance of Joshua Tree National Monument Comment
  A378581  Peritoma arborea var. angustata S. B. Parish 1916-5-13 10858 Unknown Cottonwood Springs, Colorado Desert Comment
  CAS-BOT-BC77477  Peritoma arborea var. angustata Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC77482  Peritoma arborea var. angustata Philip A. Munz 1949-4-13 13042 Riverside Above Cottonwood Springs, west end Eagle Mts., Colorado Desert 1097 Comment
  CAS-BOT-BC77486  Peritoma arborea var. angustata Annie M. Alexander; Louise Kellogg 1941-5-23 2227 Riverside Cottonwood Spring, Eagle Mountains 883 Comment
  CAS-BOT-BC73726  Peritoma arborea var. arborea B. Trowbridge 1979-4-17 6101 Riverside Lower Cottonwood Springs Wash, north of Interstate 10. 457 Comment
  CAS-BOT-BC73727  Peritoma arborea var. arborea N. Aitkenhead 1977-2-2 2215 Riverside ~1 mi. from junction of J.T. More Rd. & pipeline. Comment
  GMDRC5488  Peritoma arborea var. arborea J. Andre 2012-4-16 20895 Riverside Little San Bernardino Mountains: along Cottonwood Spr. Rd, 1.0 mi. north of South Entrance 584 Comment
  JOTR34375  Peritoma arborea var. arborea Andre, Jim 2012-4-16 20895 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  UCR244079  Peritoma arborea var. arborea Jim Andre 2012-4-16 20895 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  JOTR34384  Perityle emoryi Andre, Jim 2012-4-16 20907 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  SBBG100847  Perityle emoryi W. L. Halvorson 1977-2-5 77 -10 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SBBG25004  Perityle emoryi D. Myrick 1966-4-5 1383 Riverside near S entrance of Joshua Tree Nat Monument Comment
  SBBG97221  Perityle emoryi W. L. Halvorson 1977-2-5 77 -10 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  JOTR32477  Petalonyx thurberi subsp. thurberi Herskovits, Tasya 2011-5-25 13 Riverside Joshua Tree National Park. Cottonwood Mountains; Pinto Basin road; Convergence of large, sandy, open southeast flowing wash and Cottonwood Canyon; Small rocky ledges and outcrops bordering wash (Stop 1) Comment
  RSA792916  Petalonyx thurberi subsp. thurberi Aaron C. Sedgwick, April Garbat 2012-10-17 140 San Bernardino South of Hwy. 10 on Cottonwood Springs Rd. ~.25 mi. In a wash off to the eastern side of the road. 488 Comment
  RSA792960  Petalonyx thurberi subsp. thurberi Aaron C. Sedgwick, Jella Simons-Adkins, Jennifer Pilapil 2012-8-14 104 San Bernardino Mecca Hills - South of Rt. 10 ~ 400 m. to the eastern side of Box Canyon Rd. in a large wash running east-west. 488 Comment
  UCR277612  Petalonyx thurberi subsp. thurberi Aaron C. Sedgwick, Joella Adkins, Jennifer Pilapil 2012-8-14 104 Riverside Sonoran (Colorado) Desert, NE of Mecca Hills, south of Hwy I-10, c. 400 m east of Box Canyon Rd. 488 Comment
  JOTR31980  Peucephyllum schottii La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2216 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; bouldery canyon with sandy wash bottom 731 Comment
  JOTR32427  Peucephyllum schottii La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2216 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; bouldery canyon with sandy wash bottom 731 Comment
  JOTR34373  Peucephyllum schottii Andre, Jim 2012-4-16 20892 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  SBBG27018  Peucephyllum schottii K. K. Muller 1967-3-21 1384 Riverside foothills of Orocopia Mtns, directly opposite S entrance of Joshua Tree Nat Monument Comment
  SJSU11731  Peucephyllum schottii R. C. McGehee 1970-4-18 Riverside 2 mi S of Cottonwood Pass, Joshua Tree National Monument Comment
  UCR244317  Peucephyllum schottii Jim Andre 2012-4-16 20892 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  UCSB36152  Peucephyllum schottii Roberts, Dar 1980-3-26 Riverside 1 mile south southern entrance to Joshua Tree National Monument 1/4 mile East Rd. 750 Comment
  POM311268  Phacelia ambigua Shirley See 1958-3-30 206 Riverside South entrance to Joshua Tree National Monument. 610 Comment
  RSA234102  Phacelia ambigua Robert F. Thorne, R. Carolin 1967-3-21 41632 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  RSA27430  Phacelia ambigua C. L. Hitchcock 1940-3-30 5877 Riverside Cottonwood Spring. Comment
  RSA348924  Phacelia ambigua Robert F. Thorne, R. Rutherford 1964-4-12 33657 a Riverside 1 mile W of turnoff to Cottonwood Wells [Springs]. Larrea desert scrub along Hwy. 60-70. Comment
  RSA444325  Phacelia ambigua Walter Wisura 1988-3-1 4193 Riverside 2.5 mi fr. I 10 along Box Canyon Rd. toward Mecca Comment
  RSA4892  Phacelia ambigua Carl B. Wolf 1932-4-27 3008 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  CLARK-A1528-2990  Phacelia campanularia John C. Roos 1947-2-15 3245 Riverside Eagle Mountains Comment
  SJSU6024  Phacelia campanularia R. C. McGehee 1970-4-28 229 Riverside 0.5 mi S of Cottonwood Pass, Joshua Tree National Monument Comment
  UCR16827  Phacelia campanularia W. C. Anderson 1968-4-13 680422- 13 Riverside Sonoran (Colorado) Desert, 2 mi. south of Cottonwood Guard Station, Joshua Tree National Monument [now Park] Comment
  SBBG46039  Phacelia campanularia subsp. campanularia C. F. Shutts 1949-3-19 61 Riverside Cottonwood Pass, Joshua Tree Nat Monument 304 Comment
  HSC13694  Phacelia campanularia subsp. vasiformis C. L. Hitchcock, C. V. Muhlick 1964-3-22 23245 Riverside Side canyon near S entrance to Joshua Tree National Monument Comment
  JEPS2205  Phacelia campanularia subsp. vasiformis W. L. Jepson 12551 Riverside n Mecca; Colorado Desert, Eagle Mts., Cottonwood Spr. 487 Comment
  JEPS2213  Phacelia campanularia subsp. vasiformis W. L. Jepson 1928-4-25 12571 Riverside Cottonwood Spr. Colorado Desert, Eagle Mts. 731 Comment
  POM250359  Phacelia campanularia subsp. vasiformis I. W. Clokey 1935-4-17 6839 Riverside Cottonwood Springs Comment
  RSA26282  Phacelia campanularia subsp. vasiformis Reid V. Moran 1941-5-5 856 Riverside Cottonwood Pass, Eagle Mtns. Comment
  RSA27807  Phacelia campanularia subsp. vasiformis C. L. Hitchcock 1940-3-29 5862 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  RSA602274  Phacelia campanularia subsp. vasiformis Louis C. Wheeler 1952-4-6 6855 Riverside Joshua Tree Wilderness; Cottonwood Mountains Region: Near Cottonwood Spring. Comment
  RSA74497  Phacelia campanularia subsp. vasiformis F. W. Peirson 1928-4-24 7896 Riverside Below Cottonwood Spring, northern edge of Colorado Desert. Comment
  UC2026385  Phacelia campanularia subsp. vasiformis Louis C. Wheeler 1952-4-6 6855 Riverside JOSHUA TREE WILDERNESS; COTTONWOOD MOUNTAINS REGION: Near Cottonwood Spring. Comment
  UC519860  Phacelia campanularia subsp. vasiformis N. Dunn and A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Spring Comment
  UC666536  Phacelia campanularia subsp. vasiformis Reid Moran 1941-5-5 856 Riverside Cottonwood Pass Eagle Mts. Comment
  UC68747  Phacelia campanularia subsp. vasiformis H. M. Hall Apr. 1905 5996 Riverside Cottonwood Pass Colorado Desert 670 Comment
  UC881002  Phacelia campanularia subsp. vasiformis C. L. Hitchcock 1940-3-29 5862 Riverside ca 100 yds e Spring; Cottonwood Canyon Comment
  UC881004  Phacelia campanularia subsp. vasiformis I. W. Clokey 1935-4-17 6845 Riverside Cottonwood Springs Comment
  UC881005  Phacelia campanularia subsp. vasiformis I. W. Clokey 1935-4-17 6839 Riverside Cottonwood Springs Comment
  UCR244297  Phacelia campanularia subsp. vasiformis Jim Andre 2012-4-16 20875 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  HSC49202  Phacelia crenulata D. L. Goforth 1979-4-11 102 Riverside 1 km N of junction of Hwy. 10 and S entrance road to Joshua Tree National Monument 518 Comment
  SBBG99410  Phacelia crenulata W. L. Halvorson 1977-2-5 77 -9 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  SEINET4681882  Phacelia crenulata C. Davidson 2010-4-1 11657 Riverside Highway 168 to Joshua Tree National Park, about 1 mile from I-10.; 0 515 Comment
  UCR16832  Phacelia crenulata W. C. Anderson 1968-4-22 680422- 9 Riverside Sonoran (Colorado) Desert, 2 mi. south of Cottonwood Guard Station, Joshua Tree National Monument [now Park] Comment
  RSA658623  Phacelia crenulata var. ambigua Trudy R. Ericson 1975-4-26 295 Riverside 2.8 mi. on jeep road which intersects Shivers Wells Road 28mi. east of Mecca on north side of paved road. 366 Comment
  UC1424873  Phacelia crenulata var. ambigua Robert F. Thorne and R. Carolin 1967-3-21 41632 Riverside Cottonwood Springs Joshua Tree National Monument 914 Comment
  UC881052  Phacelia crenulata var. ambigua C. L. Hitchcock 1940-3-30 5877 Riverside Cottonwood Spring Comment
  UCR244410  Phacelia crenulata var. ambigua Jim Andre 2012-4-16 20905 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  UCSB5447  Phacelia crenulata var. ambigua Haller, John 1957-3-23 Riverside S boundary of Joshua Tree National Monument, 4 air miles S of Cottonwood sprs., and 1 mile N of junc. with U.S. 60 609 Comment
  CAS-BOT-BC133965  Phacelia distans S. B. Parish 1916-5-13 10836 Riverside Cottonwood Spr. 792 Comment
  JEPS2002  Phacelia distans W. L. Jepson 12567 Riverside n Mecca; Colorado Desert, Eagle Mts., Cottonwood Spr. 731 Comment
  JOTR36004  Phacelia distans Andre, Jim 2012-4-16 20883 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  RSA234115  Phacelia distans Robert F. Thorne, R. Carolin 1967-3-21 41645 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
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Oct 9 2010
  RSA27410  Phacelia distans C. L. Hitchcock 1940-3-29 5858 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  RSA444326  Phacelia distans Walter Wisura 1988-3-1 4194 Riverside 2.5 mi fr. I 10 along Box Canyon Rd. toward Mecca Comment
  RSA4908  Phacelia distans Carl B. Wolf 1932-4-27 3024 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
  RSA74932  Phacelia distans F. W. Peirson 1928-4-24 7903 Riverside Cottonwood Springs, northern Colorado Desert Comment
  UC881075  Phacelia distans C. L. Hitchcock 1940-3-29 5858 Riverside ca 100 yd e Spring; Cottonwood Canyon Comment
  SEINET3091802 Image available Phacelia minor C. Francis Shutts 1949-3-18 61 Riverside Cottonwood Pass, Joshua Tree Nat'l Mon. Little San Bernardino Mt. Range. Comment
  SEINET3141298  Phacelia pedicellata R. W. Spellenberg 2001-4-26 13217 Riverside 30 air km NE of Mecca in feeder canton to Cottonwood Canyon 800 Comment
  JOTR32530A  Phoenix dactylifera La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2540 Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  JOTR32530B  Phoenix dactylifera La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2540 Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  JOTR32531A  Phoenix dactylifera La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2540 Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  JOTR32531B  Phoenix dactylifera La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2540 Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  JOTR32531C  Phoenix dactylifera La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2540 Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  JOTR32532A  Phoenix dactylifera La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2540 Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  JOTR32532B  Phoenix dactylifera La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2540 Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  JOTR32532C  Phoenix dactylifera La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2540 Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  JOTR35430  Phoenix dactylifera Kain, Katie, Angela Sowa 2012-10-16 s.n. Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  JOTR35431A  Phoenix dactylifera Kain, Katie, Angela Sowa 2012-10-16 s.n. Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  JOTR35431B  Phoenix dactylifera Kain, Katie, Angela Sowa 2012-10-16 s.n. Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  JOTR35431C  Phoenix dactylifera Kain, Katie, Angela Sowa 2012-10-16 s.n. Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  JOTR30674  Pholistoma membranaceum La Doux, Tasha, Jim Andre 2008-3-21 138 Riverside Joshua Tree National Park. Upper Cottonwood Cyn, approximately 2 mi. S. of Cottonwood Visitor's Center 880 Comment
  UCR200401  Pholistoma membranaceum Tasha La Doux, Jim Andre 2008-3-21 138 Riverside Eastern Mojave Desert, Joshua Tree National Park, Upper Cottonwood Canyon, c. 2 mi south of Cottonwood Visitors Center in canyon just west of paved road 881 Comment
  CAS-BOT-BC134986  Phoradendron bolleanum N. Dunn; A. M. Martin 1932-3-26 s.n. Riverside Cottonwood Spring Comment
  A355005  Phoradendron californicum C. L. Hitchcock 1940-4-2 5917 Unknown Cottonwood Spring wash, Joshua Tree Nat. Monument. Comment
  A355006  Phoradendron californicum B. W. Evermann April 1924 Unknown Cottonwood Spring Comment
  CAS-BOT-BC135067  Phoradendron californicum Del Wiens 1953-12-5 866 Riverside Several miles S of Cottonwood Springs, Joshua Tree National Monument 213 Comment
  CAS-BOT-BC135068  Phoradendron californicum Del Wiens 1953-12-5 866 Riverside Several miles S of Cottonwood Springs, Joshua Tree National Monument 213 Comment
  CAS-BOT-BC135069  Phoradendron californicum Del Wiens 1953-12-5 872 Riverside near Junction of road from S end of Joshua Tree National Monument and US 60 and 70 152 Comment
  CAS-BOT-BC135070  Phoradendron californicum Del Wiens 1953-12-5 872 Riverside near Junction of road from S end of Joshua Tree National Monument and US 60 and 70 152 Comment
  CAS-BOT-BC135111  Phoradendron californicum Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC135112  Phoradendron californicum C. L. Hitchcock 1940-3-2 5917 Riverside Cottonwood Spring Wash, Joshua Tree Nat. Monument Comment
  CAS-BOT-BC135116  Phoradendron californicum Del Wiens 1953-12-4 857 San Bernardino Several miles S of Cottonwood Springs, Joshua Tree Natl. Mon. Comment
  CAS-BOT-BC135117  Phoradendron californicum Del Wiens 1953-12-4 857 San Bernardino Several miles S of Cottonwood Springs, Joshua Tree Natl. Mon. Comment
  GH355001  Phoradendron californicum D. Wiens 1953-11-18 871 Unknown Junction of road from south end of Joshua Tree Nat'l Mon. With Hgwy 60 & 70. 20 miles east of Indio Comment
  GH355002  Phoradendron californicum W. L. Jepson 1928-4-25 12576 Unknown Cottonwood Spring, Colorado Desert. Eagle Mts. 731 Comment
  GH355018  Phoradendron californicum D. Wiens 1953-12-4 857 Unknown Several miles south of Cottonwood Springs, Joshua Natl. Mon. Comment
  JEPS42583  Phoradendron californicum W. L. Jepson 1928-4-25 12576 Riverside Colorado Desert, Eagle Mountains, Cottonwood Spring Cottonwood Spring; Colorado Desert, Eagle Mts., Cottonwood Spring 731 Comment
  POM230610  Phoradendron californicum I. W. Clokey 1935-4-17 6575 Riverside Cottonwood Springs. Comment
  RSA132729  Phoradendron californicum Del Wiens 1953-12-5 870 Riverside Near junction of road from south end of Joshua Tree Nat. Mon. and U.S. 60 and 70. 152 Comment
  RSA132730  Phoradendron californicum Del Wiens 1953-12-5 868 Riverside Near junction of road from south end of Joshua Tree Nat. Mon. and U.S. 60 and 70. 152 Comment
  RSA132731  Phoradendron californicum Del Wiens 1953-12-5 872 Riverside Near junction of road from south end of Joshua Tree Nat. Mon. and U.S. 60 and 70. 152 Comment
  RSA132732  Phoradendron californicum Del Wiens 1953-12-5 866 Riverside Several mi. south of Cottonwood Springs, Joshua Tree National Monument. 213 Comment
  RSA132747  Phoradendron californicum Del Wiens 1953-12-5 869 Riverside Near junction of road from south end of Joshua Tree Nat. Mon. and U.S. 60 and 70. 152 Comment
  RSA20026  Phoradendron californicum I. W. Clokey 1935-4-17 6575 Riverside Cottonwood Springs. Comment
  RSA27714  Phoradendron californicum C. Leo Hitchcock 1940-4-2 5917 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  UC1194632  Phoradendron californicum Del Wiens 1953-12-4 857 San Bernardino several mi. s. Cottonwood Springs; Joshua Tree Nat'l Monument Comment
  UC1194633  Phoradendron californicum Del Wiens 1953-12-5 872 Riverside near junction of rd. from s. end with U.S. 60 & 70 Joshua Tree Nat'l Monument; Colorado Desert, Joshua Tree Nat'l Monument 152 Comment
  UC472754  Phoradendron californicum unknown 1917-3-4 San Diego Colorado Desert Comment
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Oct 9 2010
  UC68680  Phoradendron californicum H. M. Hall May, 1905 6014 Riverside Colorado Desert, Cottonwood Springs 670 Comment
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Oct 9 2010
  UC848861  Phoradendron californicum C. L. Hitchcock 1940-4-2 5917 Riverside Joshua Tree Nat'l Monument, Cottonwood Spring wash Comment
  UC848868  Phoradendron californicum I. W. Clokey 1935-4-17 6575 Riverside Cottonwood Springs Comment
  UCD102025  Phoradendron californicum Del Wiens 1953-12-4 857 San Bernardino Several miles south of Cottonwood Springs, Joshua Tree National Monument. Comment
  UCR48552  Phoradendron californicum J. Glazner 1985-3-30 s.n. Riverside Sonoran (Colorado) Desert, Just south of I-10 at Box Canyon Road, 4 mi. west of Chiriaco Summit 274 Comment
  UCSB1316  Phoradendron californicum Gray, Caroline 1956-4-14 Riverside Northern Desert slope 2 mi. opposite Southern entranceof Joshua Tree National Monument Comment
  RSA49179  Phoradendron densum Philip A. Munz 1949-4-13 13053 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  RSA612203  Phoradendron densum N. Dunn, A. M. Martin 1932-3-26 s.n. Riverside Cottonwood Springs. Comment
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Sep 11 2011
  CLARK-A1528-4811  Phragmites australis John C. Roos 1947-11-1 3760 Riverside Eagle Mountain Comment
  JOTR32606  Physalis crassifolia La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2670 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  JOTR34392  Physalis crassifolia Andre, Jim 2012-4-16 20919 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  RSA19416  Physalis crassifolia I. W. Clokey 1935-4-17 6881 Riverside Cottonwood Springs. Comment
  RSA26277  Physalis crassifolia Reid Moran 1941-5-5 857 Riverside Cottonwood Pass, Eagle Mtns. Comment
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Nov 22 2011
  RSA423822  Physalis crassifolia Robert Gustafson 1978-3-21 844 Riverside Joshua Tree National Monument, about 3 miles north on the road leading through the park and Hwy 70. 640 Comment
  RSA4899  Physalis crassifolia Carl B. Wolf 1932-4-27 3015 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  RSA791479  Physalis crassifolia Jim Andre 2012-4-16 20919 Riverside Joshua Tree National Park;; along Cottonwood Spr. Rd, 3.1 mi. north of South Entrance, 4.1 mi. north of I-10. Along Cottonwood Spr. Rd , in large rocky canyon to east. 788 Comment
  RSA80966  Physalis crassifolia G. R. Campbell 1952-4-6 18415 Riverside 2 mi. s. of jct. of Cottonwood Springs road, road through Joshua Tree National Monument, south from 29 Palms. 884 Comment
  SBBG88687  Physalis crassifolia K. K. Muller 1971-11-7 2982 Riverside just S of US 60 opposite S entrance to Joshua Tree Nat Monument Comment
  UC884718  Physalis crassifolia I. W. Clokey 1935-4-17 6881 Riverside Cottonwood Springs Comment
  UC987824  Physalis crassifolia Reid Moran 1941-5-5 857 Riverside Cottonwood Pass; Eagle Mts. Comment
  UCR244424  Physalis crassifolia Jim Andre 2012-4-16 20919 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  UCR26585  Physalis crassifolia W. C. Anderson 1968-4-22 680422 10 Riverside Sonoran (Colorado) Desert, 2 mi. south of Cottonwood Guard Station, Joshua Tree National Monument [now Park] Comment
  CAS-BOT-BC60792  Physaria tenella C. L. Hitchcock 1940-3-31 5881 Riverside Cottonwood Springs, 0.5 mile below Spring. Comment
  CAS-BOT-BC60795  Physaria tenella Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs. Comment
  SEINET3090950 Image available Plantago ovata O. F. Clarke 1973-4-1 Riverside Sonoran Desert, alluvial fan at S entrance to Joshua Tree National Monument, below Cottonwood Springs. Comment
  RSA4909  Plantago ovata var. fastigiata Carl B. Wolf 1932-4-27 3025 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
  SBBG99819  Plantago ovata var. fastigiata W. L. Halvorson 1977-2-15 77 -31 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  UCD124541  Plantago ovata var. fastigiata Geoffrey Levin 1975-4-5 473 Riverside Box Canyon Wash on State Highway 195, 18.3 mi. NE of Jcn. Of 195 and 111 (Mecca). Between Mecca Hills and Orocopia Mts. 30 Comment
  UCSB6239  Plantago ovata var. fastigiata Haller, John 1960-4-2 Riverside at north base of Orocopia Mtns; 1.3 miles south of the junc. of US 60-70 and the south entrance road to Joshua Tree Nat. Mon 487 Comment
  JOTR31962  Pleuraphis rigida La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2199 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; rocky/gravelly bajada north of the Aqueduct Rd. 603 Comment
  JOTR32449  Pleuraphis rigida La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2199 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; rocky/gravelly bajada north of the Aqueduct Rd. 603 Comment
  RSA4907  Pleuraphis rigida C. B. Wolf 1932-4-27 3023 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
  UC519841  Pleuraphis rigida N. Dunn and A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Spring Comment
  CAS-BOT-BC326643  Pleurocoronis pluriseta B. D. Stark 1932-6-17 3751 Riverside Canyon above Cottonwood Springs, Eagle Mountains, Colorado Desert 304 Comment
  CAS-BOT-BC326645  Pleurocoronis pluriseta S. B. Parish 1916-5-13 10831 Riverside Cottonwood Springs, Colorado Desert Comment
  JOTR34386  Pleurocoronis pluriseta Andre, Jim 2012-4-16 20910 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  RSA5370  Pleurocoronis pluriseta B. D. Stark 1932-6-17 3751 Riverside Canyon above Cottonwood Springs, Eagle Mts., Colorado Desert 305 Comment
  SDSU18649  Pleurocoronis pluriseta Michael G. Simpson, Kristen Hasenstab 2008-4-1 2941 Riverside Joshua Tree National Park, east side of Mastodon Peak, ca. 0.65 mile east-southeast of Cottonwood Spring. 1027 Comment
  UC194828  Pleurocoronis pluriseta S. B. Parish 1916-5-18 10831 Riverside Cottonwood Springs Colorado Desert Comment
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Oct 9 2010
  UC729948  Pleurocoronis pluriseta B. D. Stark 1932-6-17 Riverside canyon above Cottonwood Springs; Colorado Desert, Eagle Mts. 304 Comment
  UCR244415  Pleurocoronis pluriseta Jim Andre 2012-4-16 20910 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  A382245  Populus fremontii B. W. Evermann 1924-4-17 Unknown Cottonwood Spring Comment
  A382293  Populus fremontii S. B. Parish 1916-5-13 10841 Unknown Cottonwood Springs, Colorado Desert Comment
  CAS-BOT-BC102597  Populus fremontii S. B. Parish 1916-5-13 10841 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  CAS-BOT-BC102605  Populus fremontii Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  JEPS64524  Populus fremontii subsp. fremontii W. L. Jepson 1928-4-25 12590 Riverside Colorado Desert, Cottonwood Spring Cottonwood Spring; Colorado Desert, Cottonwood Spring 731 Comment
  JEPS64525  Populus fremontii subsp. fremontii W. L. Jepson 1928-4-25 12589 Riverside Cottonwood Spr.; Colorado Desert, Cottonwood Mts., Cottonwood Spr. 731 Comment
  CAS-BOT-BC356162  Porophyllum gracile C. L. Hitchcock 1940-4-1 5904 Riverside 1 mi. below Cottonwood Spgs., Joshua Tree Nat. Monument Comment
  CAS-BOT-BC356167  Porophyllum gracile Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9537 Riverside 2 miles from Cottonwood Springs, Cottonwood Mts. Comment
  CAS-BOT-BC356169  Porophyllum gracile Annie M. Alexander; Louise Kellogg 1941-5-9 2141 Riverside Colorado Desert. Cottonwood Spring, Eagle Mountains 883 Comment
  JEPS35438  Porophyllum gracile W. L. Jepson 1928-4-25 12586 Riverside Eagle Mts., Cottonwood Spring Colorado Desert, Eagle Mts., Cottonwood Spring 731 Comment
  JEPS35439  Porophyllum gracile W. L. Jepson 1928-4-25 12622 Riverside Eagle Mts., Cottonwood Spring Colorado Desert, Eagle Mts., Cottonwood Spring 731 Comment
  JOTR31985  Porophyllum gracile La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2220 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; small bowl with underground water seep at top of bouldery canyon 815 Comment
  JOTR31986  Porophyllum gracile La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2220 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; small bowl with underground water seep at top of bouldery canyon 815 Comment
  POM144627  Porophyllum gracile A. M. Alexander, Louise Kellogg 1941-5-9 2141 Riverside Cottonwood Spring, Eagle Mountains 884 Comment
  RSA234114  Porophyllum gracile R. F. Thorne, R. Carolin 1967-3-21 41644 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  RSA28031  Porophyllum gracile C. L. Hitchcock 1940-4-1 5904 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  RSA339237  Porophyllum gracile R. F. Thorne, Gertrud Dahlgren 1979-8-23 53613 Riverside Corronwood Springs Area Comment
  RSA695704  Porophyllum gracile J. R. Bruff 1928-4-2 170 San Bernardino Cottonwood Springs Comment
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Mar 22 2014
  UC1424872  Porophyllum gracile Robert F. Thorne and R. Carolin 1967-3-21 41644 Riverside Cottonwood Springs Joshua Tree Natonial Monument Comment
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Oct 9 2010
  UC1511365  Porophyllum gracile James Eckenwalder 1976-10-25 1282 Riverside near Cottonwood Springs; Joshua Tree National Monument Comment
  UC667273  Porophyllum gracile Annie M. Alexander and Louise Kellogg 1941-5-9 2141 Riverside Cottonwood Spring Eagle Mountains 883 Comment
  UC829295  Porophyllum gracile C. L. Hitchcock 1940-4-1 5904 Riverside 1 mi below Cottonwood Spgs.; Joshua Tree National Monument Comment
  CAS-BOT-BC206990  Prosopis glandulosa var. torreyana Dr. Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC206991  Prosopis glandulosa var. torreyana Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  JOTR31977  Prosopis glandulosa var. torreyana La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2213 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; large wash at mouth of rocky, narrow canyon 719 Comment
  JOTR32425  Prosopis glandulosa var. torreyana La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2213 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; large wash at mouth of rocky, narrow canyon 719 Comment
  CAS-BOT-BC216514  Prosopis pubescens Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  A346483  Prunus fasciculata C. L. Hitchcock 1940-4-2 5916 Unknown Cottonwood Spring wash, Joshua Tree Nat. Monument Comment
  A346486  Prunus fasciculata A. M. Alexander & L. Kellogg 1941-5-14 2172 Unknown edge of wash in canyon, 2.5 miles south of Cottonwood spring, Eagle Mountains 838 Comment
  A346494  Prunus fasciculata A. M. Alexander & L. Kellogg 1941-5-14 2172 Unknown edge of wash in canyon, 2.5 miles south of Cottonwood spring, Eagle Mountains 838 Comment
  CLARK-A1528-4030  Prunus fasciculata John C. Roos 1966-3-20 Riverside Eagle Mountains Comment
  JEPS44617  Prunus fasciculata W. L. Jepson 1928-4-25 12579 Riverside Colorado Desert, Cottonwood Mountains, Cottonwood Spring Cottonwood Spring; Colorado Desert, Cottonwood Mountains, Cottonwood Spring 731 Comment
  OBI10062  Prunus fasciculata Annie M. Alexander & Louise Kellogg, Louise Kellogg 1941-5-14 2172 Riverside Eagle Mts Cottonwood Spring Pass Comment
  RSA11190  Prunus fasciculata N. Dunn, A. M. Martin 1932-3-26 s.n. Riverside Cottonwood Springs. Comment
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Oct 9 2010
  RSA25423  Prunus fasciculata C. Leo Hitchcock 1940-4-2 5916 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  RSA453229  Prunus fasciculata M. B. Dunkle 1935-3-31 4443 Riverside Cottonwood Springs. Colorado Desert. 701 Comment
  UC519873  Prunus fasciculata N. Dunn, A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Spring Comment
  UC861038  Prunus fasciculata C. L. Hitchcock 1940-4-2 5916 Riverside Cottonwood Spring, Joshua Tree National Monument Cottonwood Spring; Joshua Tree National Monument, Cottonwood Spring Comment
  UCR19424  Prunus fasciculata Harlan Lewis, Carl Epling 1941-5-2 s.n. Riverside Sonoran (Colorado) Desert, Cottonwood Spring, ['Providence Mtns.' NOTE: The locality data on this specimen is certainly partially incorrect: likely from Cottonwood Spring at the S entrance of Joshua Tree National Park, Riverside Co. The collectors were at Corn Spring, Chuckwalla Mtns on the same date, some of the species collected at Cottonwood Spring are very unlikely to have come from the Providence Mtns: Condaliopsis lycioides & Tetracoccus hallii in particular. Det. by A.C. Sanders, Dec. 1986] Comment
  CAS-BOT-BC158287  Prunus fasciculata var. fasciculata Lester Rowntree 1937-4-1 s.n. Riverside North of Cottonwood Springs Comment
  CAS-BOT-BC158289  Prunus fasciculata var. fasciculata N. Dunn; A. M. Martin 1932-3-26 s.n. Riverside Cottonwood Spring Comment
  CAS-BOT-BC158290  Prunus fasciculata var. fasciculata Annie M. Alexander; Louise Kellogg 1941-5-14 2172 Riverside 2.5 miles south of Cottonwood Spring, Eagle Mountains 838 Comment
  CAS-BOT-BC158291  Prunus fasciculata var. fasciculata C. L. Hitchcock 1940-4-2 5916 Riverside Cottonwood Spring wash, Joshua Tree Nat. Monument Comment
  CAS-BOT-BC158292  Prunus fasciculata var. fasciculata Annie M. Alexander; Louise Kellogg 1941-5-14 2172 Riverside Cottonwood Spring Pass, Eagle Mts. 914 Comment
  SBBG35034  Prunus fasciculata var. fasciculata S. W. Hutchinson -Apr-1927 955 Riverside Cottonwood Springs Comment
  CAS-BOT-BC356303  Psathyrotes ramosissima Mary F. Spencer 1917-3-4 220 San Diego Colorado Desert Comment
  SBBG100841  Psathyrotes ramosissima W. L. Halvorson 1977-3-8 Riverside 1 mi S of S entrance to Joshua Tree Nat Monument Comment
  JOTR35940  Pseudognaphalium biolettii De Groot, Sarah J., Evan Meyer and Abby Hird 2013-3-23 6888 Riverside Joshua Tree National Park. north and northwest part of Lost Palms Oasis 987 Comment
  RSA799090  Pseudognaphalium biolettii Sarah J. De Groot, Evan Meyer, Abby Hird 2013-3-23 6888 Riverside Joshua Tree National Park, Biodiversity Hunt; north and northwest part of Lost Palms Oasis 988 Comment
  JEPS35436  Psilostrophe cooperi W. L. Jepson 1928-4-25 12581 Riverside Cottonwood Springs Colorado Mts., Eagle Mts. 731 Comment
  CAS-BOT-BC353580  Psorothamnus arborescens var. simplicifolius H. M. Hall 1905-5-11 6024 Riverside Cottonwood Mountains, Colorado Desert 609 Comment
  CAS-BOT-BC353584  Psorothamnus arborescens var. simplicifolius H. M. Hall 1905-5-1 6024 Riverside Cottonwood Mountains, Colorado Desert 609 Comment
  JEPS41644  Psorothamnus arborescens var. simplicifolius H. M. Hall 1905-5-11 6024 Riverside Cottonwood Mts. , Cottonwood Mts. (Colorado Desert) Comment
  UC1329931  Psorothamnus arborescens var. simplicifolius James E. Cole 1941-5-21 750 Riverside Cottonwood Spring Wash; Joshua Tree National Monument 914 Comment
  UC68518  Psorothamnus arborescens var. simplicifolius H. M. Hall May, 1905 6024 Riverside Cottonwood Mts. , Cottonwood Mts. (Colorado Desert) 609 Comment
  CAS-BOT-BC340925  Psorothamnus schottii Robert F. Thorne; R. Rutherford 1964-4-12 33655 Riverside About 1 mile W of Turnoff to Cottonwood Wells, along Hwy 60-70 Comment
  JOTR32316  Psorothamnus schottii Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Large sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 2) Comment
  JOTR32490  Psorothamnus schottii Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Large sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 2) Comment
  OBI43764  Psorothamnus schottii Scott Cantrell 1986-3-28 64 Riverside Cottonwood Springs Rd, S entrance to Joshua Tree Natl Monument, 1 mi N of Hwy I-10 Comment
  POM295546  Psorothamnus schottii Lyman D. Benson, Robert Benson 1952-4-8 14849 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
  RSA167563  Psorothamnus schottii Robert F. Thorne, R. Rutherford 1964-4-12 33655 Riverside 1 mile W of turnoff to Cottonwood Wells [Springs]. Larrea desert scrub along Hwy. 60-70. Comment
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Apr 25 2011
  RSA303510  Psorothamnus schottii James R. Shevock 1971-5-8 1029 Riverside S Cottonwood Springs, Joshua Tree Natl Monument. 549 Comment
  UCR158770  Psorothamnus schottii Lyman Benson, Robert Benson 1952-4-8 14848 Riverside Sonoran (Colorado) Desert, 2 mi. west of Shaver Summit [Chiriaco Summit] east of Indio, U.S. Hwy 66 518 Comment
  JOTR32400  Psorothamnus spinosus Harding, Mitzi, A. Benton 2011-7-13 16 Riverside Joshua Tree National Park. Cottonwood Canyon, between Cottonwood and Eagle Mountains; Along Cottonwood Spring Road; Large, active, sandy wash 741 Comment
  JOTR32401  Psorothamnus spinosus Harding, Mitzi, A. Benton 2011-7-13 16 Riverside Joshua Tree National Park. Cottonwood Canyon, between Cottonwood and Eagle Mountains; Along Cottonwood Spring Road; Large, active, sandy wash 741 Comment
  OBI25756  Psorothamnus spinosus David J. Keil 1980-6-20 14064 Riverside Box Canyon rd exit from I-10 488 Comment
  RSA295547  Psorothamnus spinosus Lyman D. Benson, Robert Benson 1952-4-8 14848 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
  CAS-BOT-BC421252  Pterostegia drymarioides C. L. Hitchcock 1940-4-1 5909 Riverside 1 mi. below Cottonwood Spring, Joshua Tree National Monument. Comment
  RSA27013  Pterostegia drymarioides C. L. Hitchcock 1940-4-1 5909 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  UC850460  Pterostegia drymarioides C. L. Hitchcock 1940-4-1 5909 Riverside 1 mi. below Cottonwood Spring; Joshua Tree Nat'l Monument Comment
  JOTR31984  Rafinesquia californica La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2219 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; bouldery canyon with sandy wash bottom 731 Comment
  CAS-BOT-BC362621  Rafinesquia neomexicana C. L. Hitchcock 1940-4-2 5919 Riverside Cottonwood Spg. wash, Joshua Tree Nat. Monument Comment
  CAS-BOT-BC362630  Rafinesquia neomexicana Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  POM250454  Rafinesquia neomexicana I. W. Clokey 1935-4-17 6967 Riverside Cottonwood Springs. Comment
  POM293698  Rafinesquia neomexicana Lyman Benson, Robert Benson 1952-4-8 14854 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area 610 Comment
  RSA26987  Rafinesquia neomexicana C. L. Hitchcock 1940-4-2 5919 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  SEINET192001  Rafinesquia neomexicana C. L. Hitchcock 1940-4-2 5919 Riverside Joshua Tree National Monument ; Cottonwood Spring wash. Comment
  SEINET6044436  Rafinesquia neomexicana I. W. Clokey 1935-4-17 6967 A Riverside Cottonwood Springs. Comment
  UC829468  Rafinesquia neomexicana C. L. Hitchcock 1940-4-2 5919 Riverside wash Cottonwood Spring (Joshua Tree National Monument); , Cottonwood Spring wash Comment
  UC830533  Rafinesquia neomexicana I. W. Clokey 1935-4-17 6967 Riverside Cottonwood Springs Comment
  UCR26214  Rhamnus ilicifolia John C. Roos 1948-5-15 3833 Riverside Sonoran (Colorado) Desert, Eagle Mountains, upper Lost Palms Canyon 1037 Comment
  CAS-BOT-BC168040  Rhus aromatica S. B. Parish 1916-5-13 10839 Riverside Cottonwood Springs, Colorado Desert 792 Comment
  UCR19136  Rhus aromatica John C. Roos 1948-5-15 3831 Riverside Sonoran (Colorado) Desert, Eagle Mountains, upper Lost Palms Canyon 1037 Comment
  A347188  Rhus trilobata S. B. Parish 1916-5-13 10839 Unknown Cottonwood Springs, Colorado Desert 792 Comment
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Sep 15 2019
  CLARK-A1528-2406  Rhus trilobata John C. Roos 1948-5-15 3831 Riverside Eagle Mountains Comment
  JEPS66273  Rhus trilobata W. L. Jepson 1928-4-25 12571 a Riverside Cottonwood Spring; Colorado Desert 731 Comment
  UC195328  Rhus trilobata S. B. Parish 1906-5-13 10839 Riverside Cottenwood Spring; Colorado Desert Comment
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Sep 4 2011
  GH347337  Rhus trilobata var. anisophylla S. B. Parish 1916-5-13 10839 Unknown Riverside, Cottonwood Springs, Colorado Desert Comment
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Oct 13 2019
  RSA11581  Rhus trilobata var. anisophylla N. Dunn, A. M. Martin s.n. Riverside Cottonwood Springs. Comment
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Sep 11 2011
  RSA403694  Rhus trilobata var. anisophylla M. B. Dunkle 1935-3-31 4441 Riverside Cottonwood Springs. Colorado Desert 701 Comment
  A401572  Salazaria mexicana B. W. Evermann 1924-04-01 - 1924-05-01 Unknown Cottonwood Spring Comment
  HSC14317  Salazaria mexicana C. L. Hitchcock, C. V. Muhlick 1964-3-22 23249 Riverside Side canyon near S entrance to Joshua Tree National Monument Comment
  JEPS62509  Salazaria mexicana W. L. Jepson 12621 Riverside near Eagle Mts. Cottonwood Spr; Colorado Desert, , Cottonwood Spr 731 Comment
  RSA19551  Salazaria mexicana Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 9543 Riverside Cottonwood Springs Canyon. Comment
  RSA26966  Salazaria mexicana C. L. Hitchcock 1940-4-1 5905 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  SEINET3825212 Image available Salazaria mexicana C. L. Hitchcock 1940-4-1 5905 Riverside 1 mile below Cottonwood Spring, Joshua Tree National Monument Comment
  UC604956  Salazaria mexicana Roxana S. Ferris and Ruth P. Rossbach 1938-5-15 9543 Riverside Cottonwood Springs Canyon Comment
  UC883833  Salazaria mexicana C. L. Hitchcock 1940-4-1 5905 Riverside 1 mi below Cottonwood Springs (Joshua Tree National Monument); , below Cottonwood Springs Comment
  UC888146  Salazaria mexicana I. W. Clokey 1935-4-17 6967 Riverside Cottonwood Springs Comment
  UC909938  Salazaria mexicana I. W. Clokey 1935-4-17 6967 Riverside Cottonwood Springs Comment
  CAS-BOT-BC103897  Salix exigua Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  JEPS38425  Salix exigua W. L. Jepson 1928-4-25 12569 Riverside Cottonwood Spring; Colorado Desert, Cottonwood Mts. 731 Comment
  POM360995  Salix exigua M. B. Dunkle 1935-3-31 4437 Riverside Cottonwood Springs. Colorado Desert. 701 Comment
  RSA181987  Salix exigua W. L. Jepson 1928-4-25 12569 Riverside Cottonwood Springs, Eagle Mountains. 732 Comment
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Oct 23 2011
  RSA49197  Salix exigua Philip A. Munz 1949-4-13 13046 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  RSA659609  Salix exigua J. C. Roos 1947-2-15 3244 Riverside Lost Palms Canyon. Comment
  UCR26182  Salix exigua John C. Roos 1947-2-15 3244 Riverside Sonoran (Colorado) Desert, Lost Palms Canyon, south face of Eagle Mtns., west of Hayfield Dry Lake 997 Comment
  JOTR31800  Salix exigua var. exigua La Doux, Tasha, K. White, A. Holt, C. Ely, J. Van Warmerdam 2007-2-26 2102 Riverside Joshua Tree National Park. Eagle Mountains; Lost Palms Oasis 944 Comment
  CLARK-A1528-4056  Salix laevigata John C. Roos 1947-11-1 3758 Riverside Eagle Mountains Comment
  UCR25939  Salix laevigata John C. Roos 1947-11-1 3758 Riverside Sonoran (Colorado) Desert, Eagle Mtns, Lost Palms Canyon 976 Comment
  HSC100856  Salvia columbariae J. P. Smith, J. O. Sawyer, & R. J. Cole 2010-4-18 12773 Riverside 457 Comment
  HSC14331  Salvia columbariae C. L. Hitchcock, C. V. Muhlick 1964-3-22 23244 Riverside Side canyon near S entrance to Joshua Tree National Monument Comment
  JOTR34371  Salvia columbariae Andre, Jim 2012-4-16 20888 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  RSA789473  Salvia columbariae David Fraker, Aaron Sedgwick 2012-4-4 65 San Bernardino South of Joshua Tree National Park. North of US10 on power line road .5 mile east of Cottonwood Springs Rd. 522 Comment
  SBBG97214  Salvia columbariae W. L. Halvorson 1977-2-15 77 -25 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  UC519843  Salvia columbariae N. Dunn and A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Springs Comment
  UC884003  Salvia columbariae I. W. Clokey 1935-4-17 6875 Riverside Cottonwood Springs Comment
  UCR244313  Salvia columbariae Jim Andre 2012-4-16 20888 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  UCR245255  Salvia columbariae Jim Andre 2012-3-19 21295 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  UCR265192  Salvia columbariae David Fraker, Aaron C. Sedgwick 2012-4-4 65 Riverside Sonoran (Colorado) Desert, south of Joshua Tree National Park, north of Hwy I-10 on powerline road, 0.5 mi west of Cottonwood Springs Road 522 Comment
  UCSB39326  Salvia columbariae Jorgensen, Jan 1982-3-21 Riverside South entrance to Joshua Tree National Monument 600 Comment
  UCSB5781  Salvia columbariae Van Leeuwen, Henry 1957-4-13 Riverside about 2 miles south of junction of US 60 and California Hwy 195 Comment
  HSC49196  Salvia columbariae var. columbariae D. L. Goforth 1979-4-11 105 Riverside 1 km N of junction of Hwy. 10 and S entrance road to Joshua Tree National Monument 518 Comment
  LA98415  Salvia dorrii L. Wester; 1970-4-18 11 Riverside Granite Mountains, Cottonwood Canyon Comment
  UC1595752  Sarcostemma cynanchoides subsp. hartwegii W. Wisura, J. Dolan, and M. Wall 1992-3-24 4633 Riverside 13.1 mi. n.e. of Mecca (on Box Canyon Rd.) Comment
  CAS-BOT-BC239935  Schismus arabicus John Thomas Howell 1977-3-12 52358 Riverside Wash bottom of Cottonwood Canyon, Joshua Tree Nat. Mon. Comment
  UCR26340  Schismus barbatus John C. Roos 1947-2-15 3242 Riverside Sonoran (Colorado) Desert, Lost Palms Canyon, south face of Eagle Mtns., west of Hayfield Dry Lake 997 Comment
  UCSB9696  Schismus barbatus Van Leeuwen, Henry 1957-4-13 Riverside US 60 near junction with Cal. 195 Comment
  CAS-BOT-BC341098  Scutellaria mexicana Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC341103  Scutellaria mexicana C. L. Hitchcock 1940-4-1 5905 Riverside 1 mi. below Cottonwood Springs, Joshua Tree National Monument Comment
  CAS-BOT-BC341105  Scutellaria mexicana S. B. Parish 1916-5-13 10835 Riverside Cottonwood Spr., Colorado Desert 792 Comment
  CAS-BOT-BC341106  Scutellaria mexicana Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9543 Riverside Cottonwood Springs Canyon Comment
  LA55084  Scutellaria mexicana Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9543 Riverside Cottonwood Springs Canyon Comment
  OBI33528  Scutellaria mexicana W. C. Anderson 1968-4-22 680422 San Bernardino 2 mi S of Cottonwood Guard Station, Joshua tree Natl Monument Comment
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Aug 5 2014
  OBI71050  Scutellaria mexicana Larry Kelly, David J. Keil 1988-4-16 55 Riverside Ca. 5 mi from hwy 10 on rd through Ocatillo garden, and cholla patch in Joshua Tree natl Monument Comment
  PASA706  Securinega fasciculata var. hallii Stason 1931-4-1 Riverside near Cottonwood Springs Comment
  RSA697611  Securinega fasciculata var. hallii J. R. Bruff 1928-5-2 168 Riverside Cottonwood Springs. Comment
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Oct 9 2010
  POM250465  Senecio douglasii var. monoensis I. W. Clokey 1935-4-17 6937 Riverside Cottonwood Springs Comment
  POM299279  Senecio douglasii var. monoensis A. M. Alexander, Louise Kellogg 1941-5-9 2142 Riverside Cottonwood Spring, Eagle Mountains 884 Comment
  RSA28015  Senecio douglasii var. monoensis C. L. Hitchcock 1940-4-5 5964 Riverside 3 miles below Cottonwood Springs Comment
  RSA38716  Senecio douglasii var. monoensis P. A. Munz 1946-10-20 11584 Riverside Cottonwood Springs, eastern end of Joshua Tree National Monument 1098 Comment
  CAS-BOT-BC323965  Senecio flaccidus var. douglasii Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC323970  Senecio flaccidus var. douglasii Annie M. Alexander; Louise Kellogg 1941-5-9 2142 Riverside Cottonwood Spring, Eagle Mountains. 883 Comment
  CAS-BOT-BC323971  Senecio flaccidus var. douglasii Annie M. Alexander; Louise Kellogg 1941-5-9 2142 Riverside Cottonwood Spring, Eagle Mountains. 883 Comment
  CAS-BOT-BC323975  Senecio flaccidus var. douglasii H. M. Hall 1905-5-1 6247 Riverside Colorado Desert. Cottonwood Pass. 609 Comment
  CAS-BOT-BC323988  Senecio flaccidus var. douglasii Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9548 Riverside Cottonwood Springs Canyon. Comment
  CAS-BOT-BC323993  Senecio flaccidus var. douglasii C. L. Hitchcock 1940-4-5 5964 Riverside 3 mi. below Cottonwood Springs. Comment
  CAS-BOT-BC323995  Senecio flaccidus var. douglasii Philip A. Munz 1946-10-20 11584 Riverside Cottonwood Springs, eastern end of Joshua Tree National Monument. 1097 Comment
  CAS-BOT-BC327421  Senecio flaccidus var. douglasii Dr. Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  GH427712  Senecio flaccidus var. monoensis R. S. Ferris & R. P. Rossbach 1938-5-15 9548 Unknown Cottonwood Springs Canyon Comment
  GH427725  Senecio flaccidus var. monoensis A. M. Alexander & L. Kellogg 1941-5-9 2142 Unknown Cottonwood Spring, Eagle Mountains 883 Comment
  JEPS37431  Senecio flaccidus var. monoensis W. L. Jepson 1928-4-23 12550 Riverside 2.5 mi below Cottonwood Springs; Eagle Mts. 487 Comment
  JOTR37489  Senecio flaccidus var. monoensis Hodges, Stephen R. 2016-5-1 618 Riverside Joshua Tree National Park. Cottonwood Mountains, south of the springs area Comment
  LA203935  Senecio flaccidus var. monoensis C. L. Hitchcock; 1940-4-5 5964 Riverside 3 mi. below Cottonwood Springs Comment
  OBI29857  Senecio flaccidus var. monoensis Melissa Luckow, Rhonda Riggins 1982-4-14 817 San Bernardino Pinto Basin Rd, 2.3 mi SE of Cottonwood Visitor Center. 4.4 mi N of jctn with I-10. Comment
  OBI52131  Senecio flaccidus var. monoensis Larry Kelly, David J. Keil 1988-4-16 51 Riverside ca. 5 mi from hwy 10 on road through Ocatillo garden, and cholla patch in Joshua tree national monument Comment
  SJSU11728  Senecio flaccidus var. monoensis R. C. McGehee 1970-4-28 236 Riverside 2-5 miles south of Cottonwood Pass Comment
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Aug 30 2013
  UC667290  Senecio flaccidus var. monoensis Annie M. Alexander and Louise Kellogg 1941-5-9 2142 Riverside along road on plateau n Cottonwood Spring; Colorado Desert, Eagle Mountains, Cottonwood Spring 883 Comment
  UC68965  Senecio flaccidus var. monoensis H. M. Hall May 1905 6247 Riverside Cottonwood Pass Colorado Desert 609 Comment
  UC831925  Senecio flaccidus var. monoensis C. L. Hitchcock 1940-4-5 5964 Riverside 3 mi below Cottonwood Springs Comment
  UC831930  Senecio flaccidus var. monoensis I. W. Clokey 1935-4-17 6937 Riverside Cottonwood Springs Comment
  UC832992  Senecio flaccidus var. monoensis I. W. Clokey 1935-4-17 6937 Riverside Cottonwood Springs Comment
  UCR19257  Senecio flaccidus var. monoensis John C. Roos 1947-11-1 3757 Riverside Sonoran (Colorado) Desert, Eagle Mtns, Lost Palms Canyon 976 Comment
  PASA949  Senecio monoensis Frank W. Peirson 1928-4-23 Riverside 2 1/2 miles below Cottonwood Spring Comment
  JOTR32323  Senna armata Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Large sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 2) Comment
  RSA4906  Senna armata Carl B. Wolf 1932-4-27 3022 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  SD127580  Senna armata Carl B. Wolf 1932-4-27 3022 Riverside 17 miles east of Mecca, on Blythe Road. 500 Comment
  SEINET1100340 Image available Senna armata W. C. Anderson 1965-5-9 Riverside 2 miles S of Cotonwood Guard Station, Joshua Tree National Monument Comment
  UC68644  Senna armata H. M. Hall May, 1905 6244 Riverside Cottonwood Pass Colorado Desert, Cottonwood Pass 670 Comment
  PASA2367  Simmondsia californica Stason 1930-4-1 Riverside Near Cottonwood Springs Comment
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Nov 12 2014
  A376086  Simmondsia chinensis N. Dunn & A. M. Martin 1932-3 Unknown Cottonwood Springs Comment
  A376088  Simmondsia chinensis N. Dunn & A. M. Martin 1932-3 Unknown Cottonwood Springs Comment
  CAS-BOT-BC202945  Simmondsia chinensis Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC202949  Simmondsia chinensis James R. Shevock 1978-4-8 5777 Riverside Along California highway 195 just off of Interstate 10 near Chiriaco Summit. Base of Orocopia Mountains, Colorado Desert 396 Comment
  CAS-BOT-BC202950  Simmondsia chinensis James R. Shevock 1978-4-8 5776 Riverside Along California highway 195 just off Interstate 10 near Chiriaco Summit. Base of Orocopia Mountains, Colorado Desert 396 Comment
  CAS-BOT-BC202951  Simmondsia chinensis B. Trowbridge 1979-4-17 6098 Riverside Lower Cottonwood Springs Wash, 1 mile north of Interstate 10 335 Comment
  CLARK-A1528-2359  Simmondsia chinensis John C. Roos 1966-3-20 Riverside Eagle Mountains Comment
  HSC101532  Simmondsia chinensis J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-18 12776 Riverside 457 Comment
  HSC99156  Simmondsia chinensis Paul J. CaraDonna 2009-3-17 127 Riverside Cotton Wood Creek Campground area, Joshua Tree National Park. Comment
  JEPS40186  Simmondsia chinensis W. L. Jepson 1928-4-25 12577 Riverside Cottonwood Spr. Cottonwood Mts.; , Cottonwood Spr. 731 Comment
  RSA321111  Simmondsia chinensis James R. Shevock 1978-4-8 5776 Riverside Occasional along California highway 195 just off of Interstate 10 near Chiriaco Summit. Base of Orocopia Mts., Colorado Desert. Comment
  RSA792961  Simmondsia chinensis Aaron C. Sedgwick, Jella Simons-Adkins, Jennifer Pilapil 2012-8-14 103 San Bernardino Mecca Hills - South of Rt. 10 ~ 400 m. to the eastern side of Box Canyon Rd. in a large wash running east-west. 488 Comment
  UC519862  Simmondsia chinensis N. Dunn and A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Spring Comment
  UC869416  Simmondsia chinensis N. Dunn and A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Spring Comment
  UC921125  Simmondsia chinensis V. D. Miller 1945-5-15 Riverside Cottonwood Springs 914 Comment
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Oct 9 2010
  UCR244323  Simmondsia chinensis Jim Andre 2012-4-16 20923 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd, 3.1 mi. north of south entrance, 4.1 mi. north of I-10 788 Comment
  CAS-BOT-BC75242  Sisymbrium irio C. L. Hitchcock 1940-4-1 5922 Riverside Cottonwood Spring Wash. Comment
  UC857010  Sisymbrium irio C. L. Hitchcock 1940-4-1 5922 Riverside Joshua Tree National Monument, Cottonwood Spring wash Cottonwood Spring; Joshua Tree National Monument, Cottonwood Spring Comment
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Sep 11 2011
  UCR116712  Sisymbrium irio Helen Kennedy, Sara Mills 2001-3-17 5390 Riverside Mojave Desert, 0.8 mi from the junction of Hwy 10 & Cottonwood Springs Road, 100m SE of the entrance to Joshua Tree National Park 550 Comment
  UCR245227  Sisymbrium irio Jim Andre 2012-3-19 21311 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  JOTR16641  Sisymbrium orientale Leary, Pat 1975-4-27 1111 Riverside Joshua Tree National Park. COTTONWOOD CANYON 853 Comment
  CAS-BOT-BC365979  Sonchus arvensis Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC235283  Sorghum bicolor Dr. Barton W. Evermann 1924-4-1 s.n. Riverside Cottonwood Spring Comment
  JEPS79989  Sphaeralcea ambigua I. W. Clokey 1935-4-17 6745 Riverside Cottonwood Springs Comment
  RSA25372  Sphaeralcea ambigua subsp. ambigua C. L. Hitchcock 1940-3-29 5864 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  RSA95318  Sphaeralcea ambigua subsp. ambigua F. W. Peirson 1928-4-24 7892 Riverside Cottonwood Springs, northern Colorado Desert Comment
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Oct 9 2010
  JEPS67315  Sphaeralcea ambigua var. ambigua W. L. Jepson 1928-4-25 12616 Riverside Cottonwood Spr. Cottonwood Mts. N of Mecca 152 Comment
  JOTR34376  Sphaeralcea ambigua var. ambigua Andre, Jim 2012-4-16 20896 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  UC871521  Sphaeralcea ambigua var. ambigua C. L. Hitchcock 1940-3-29 5864 Riverside ca 100 yards east of Spring; Cottonwood Canyon Comment
  UC871527  Sphaeralcea ambigua var. ambigua I. M. Clokey 1935-4-17 6745 Riverside Cottonwood Springs Comment
  UC871626  Sphaeralcea ambigua var. ambigua Lewis S. Rose 1937-4-10 37169 Riverside Blythe Road, 26 m E of Indio Indio 457 Comment
  UC871632  Sphaeralcea ambigua var. ambigua I. W. Clokey 1935-4-17 6745 Riverside Cottonwood Springs Comment
  UCR244071  Sphaeralcea ambigua var. ambigua Jim Andre 2012-4-16 20896 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  UCR245254  Sphaeralcea ambigua var. ambigua Jim Andre 2012-3-19 21292 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  POM250387  Sphaeralcea ambigua var. keckii I. W. Clokey 1935-4-17 6745 Riverside Cottonwood Springs Comment
  GH420952  Sphaeralcea ambigua var. rosacea L. S. Rose 1940-3-11 40102 Unknown 23 mi. W. of Desert Center 365 Comment
  SEINET3143438  Sphaeralcea rosacea L. S. Rose 1940-3-11 40102 Riverside 23 mi W of Desert Center 366 Comment
  CAS-BOT-BC60921  Stanleya pinnata S. B. Parish May 13 190 10870 Riverside Cottonwood Springs, Colorado Desert. 792 Comment
  CAS-BOT-BC60924  Stanleya pinnata Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs. Comment
  JEPS53901  Stanleya pinnata W. L. Jepson 1928-4-23 12560 Riverside wash 2 mi below Cottonwood Spring; Eagle Mountains, wash below Cottonwood Spring 518 Comment
  RSA452235  Stanleya pinnata Jack Rempel 1935-4-14 s.n. Riverside Below Cottonwood Springs, Mojave Desert 854 Comment
  RSA697477  Stanleya pinnata J. R. Bruff 1928-4-2 166 Kern Cottonwood Springs. Sierra Nevada. Comment
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Sep 20 2011
  UC68530  Stanleya pinnata H. M. Hall May, 1905 5997 Riverside Cottonwood Pass Colorado Desert, Cottonwood Pass 457 Comment
  JOTR31963  Stephanomeria exigua subsp. exigua La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2200 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; rocky/gravelly bajada north of the Aqueduct Rd. 603 Comment
  CAS-BOT-BC322923  Stephanomeria tenuifolia K. Larson 1976-6-9 2017 Riverside Joshua Tree Nom. Road, ~25 miles east of Indio Comment
  HSC8046  Stillingia linearifolia C. L. Hitchcock, C. V. Muhlick 1964-3-22 23255 Riverside Side canyon near S entrance to Joshua Tree National Monument. Comment
  JEPS51939  Stillingia linearifolia W. L. Jepson 1928-4-25 12594 Riverside Cottonwood Spr. Colorado Desert, Cottonwood Mts. 731 Comment
  JOTR34362  Stillingia linearifolia Andre, Jim 2012-4-16 20877 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  RSA339238  Stillingia linearifolia R. F. Thorne, Rolf Dahlgren, Gertrud Dahlgren 1979-8-23 53611 Riverside Cottonwood Springs Area Comment
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Oct 9 2010
  RSA457866  Stillingia linearifolia Robert Gustafson 1978-3-21 841 Riverside Joshua Tree National Monument, Cottonwood Springs Comment
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Oct 9 2010
  UC68659  Stillingia linearifolia H. M. Hall May, 1905 6017 Riverside Colorado Desert 670 Comment
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Sep 11 2011
  JOTR30791  Tamarix ramosissima La Doux, Tasha, K. White, A. Holt, C. Ely, J. Van Warmerdam 2007-2-26 2098 Riverside Joshua Tree National Park. Eagle Mountains; Cottonwood Oasis 987 Comment
  UCR26238  Tamarix ramosissima John C. Roos 1948-5-15 3846 Riverside Sonoran (Colorado) Desert, Lost Palms Canyon, Eagle Mtns Comment
  RSA569479  Tetracoccus F. W. Peirson 1928-4-24 s.n. Riverside Cottonwood Springs. Comment
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Oct 9 2010
  A347437  Tetracoccus hallii A. M. Alexander & L. Kellogg 1941-5-23 2230 Unknown Cottonwood Spring, Eagle Mountain 883 Comment
  A347446  Tetracoccus hallii A. M. Alexander & L. Kellogg 1941-5-14 2171 Unknown Cottonwood Spring Pass, Eagle Mts. 838 Comment
  A347447  Tetracoccus hallii S. B. Parish 1916-5-13 10844 Unknown Cottonwood springs, Colorado Desert 792 Comment
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Sep 15 2019
  A347448  Tetracoccus hallii S. B. Parish 1916-5-13 10845 Unknown Cottonwood Springs, Eagle Mts. 692 Comment
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Sep 19 2019
  A347451  Tetracoccus hallii S. B. Parish 1916-5-13 10845 Unknown Cottonwood Spr., Colorado Desert 792 Comment
  A347452  Tetracoccus hallii C. L. Hitchcock 1932-4-7 12210 Unknown 5 miles south of Cottonwood Springs, eastern Riverside County Comment
  A347455  Tetracoccus hallii C. L. Hitchcock 1940-4-2 5926 Unknown Cottonwood Spg. wash, Joshua Tree Nat. Monument Comment
  CAS-BOT-BC202563  Tetracoccus hallii Robert Gustafson 1979-4-28 1215 Riverside Cottonwood Springs, Johua [Joshua] Tree Natl. Monument 701 Comment
  CAS-BOT-BC202565  Tetracoccus hallii C. L. Hitchcock 1940-4-2 5926 Riverside Cottonwood Spg. wash, Joshua Tree Nat. Monument Comment
  CAS-BOT-BC202566  Tetracoccus hallii Marcus E. Jones 1927-4-16 s.n. Riverside Cottonwood Spring, near Sahver's Well Comment
  CAS-BOT-BC202567  Tetracoccus hallii Annie M. Alexander; Louise Kellogg 1941-5-23 2230 Riverside Colorado Desert. Cottonwood Spring, Eagle Mountains 883 Comment
  CAS-BOT-BC202569  Tetracoccus hallii Frank W. Peirson 1928-4-24 7894 Riverside Cottonwood Spring Comment
  CAS-BOT-BC202574  Tetracoccus hallii S. B. Parish 1916-5-13 10844 Riverside Cottonwood Springs, Colorado Desert Comment
  CAS-BOT-BC202575  Tetracoccus hallii Louise Kellogg 1941-5-14 2171 Riverside Cottonwood Spring Pass, Eagle Mts. 838 Comment
  CAS-BOT-BC202576  Tetracoccus hallii Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9541 Riverside 2 miles from Cottonwood Springs, Cottonwood Mts. Comment
  CAS-BOT-BC202577  Tetracoccus hallii Annie M. Alexander; Louise Kellogg 1941-5-14 2171 Riverside 2 1/2 miles south of Cottonwood Spring, Eagle Mountains 838 Comment
  CAS-BOT-BC202579  Tetracoccus hallii S. B. Parish 1916-5-13 10845 Riverside Cottonwood Springs, Colorado Desert Comment
  CAS-BOT-BC202581  Tetracoccus hallii Marcus E. Jones 1927-4-16 s.n. Riverside Cottonwood Spring, near Shaver's Well Comment
  CAS-BOT-BC202584  Tetracoccus hallii Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CAS-BOT-BC202585  Tetracoccus hallii John Thomas Howell 1928-1-30 3312 Riverside Cottonwood Springs, Colorado Desert Comment
  CAS-BOT-BC202586  Tetracoccus hallii Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9540 Riverside 2 miles from Cottonwood Springs, Cottonwood Mts. Comment
  CLARK-A1528-2716  Tetracoccus hallii John C. Roos 1942-5-2 1130 Riverside Joshua Tree National Park Comment
  GH347435  Tetracoccus hallii S. B. Parish 1916-5-13 10844 Unknown Cotton Wood Springs, Eagle Mts. 692 Comment
  GH347440  Tetracoccus hallii R. J. Ferris & R. P. Rossbach 1938-5-15 9540 Unknown 2 miles from Cottonwood Springs, Cottonwood Mts. Comment
  GH347441  Tetracoccus hallii R. J. Ferris & R. P. Rossbach 1938-5-15 9541 Unknown 2 miles from Cottonwood Springs, Cottonwood Mts. Comment
  GH347449  Tetracoccus hallii R. L. Dressler 1952-4-6 1201 Unknown SW. of Cottonwood Springs, Eagle Mts. Comment
  GH347456  Tetracoccus hallii A. M. Alexander & L. Kellogg 1941-5-14 2171 Unknown 2 1/2 miles south of Cottonwood Spring, Eagle Mountains 838 Comment
  HSC8038  Tetracoccus hallii C. L. Hitchcock, C. V. Muhlick 1964-3-22 23256 Riverside Side canyon near S entrance to Joshua Tree National Monument. Comment
  JEPS52431  Tetracoccus hallii S. B. Parish 1916-5-13 10845 Riverside Cottonwood Springs Colorado Desert Comment
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Oct 9 2010
  JEPS52432  Tetracoccus hallii W. L. Jepson 1928-4-23 12558 Riverside Cottonwood Spr. Cottonwood Mts. 518 Comment
  JEPS52434  Tetracoccus hallii W. L. Jepson 1928-4-25 12570 Riverside Cottonwood Spr. Colorado Desert, Cottonwood Mts. 731 Comment
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Jan 14 2008
  JOTR31973  Tetracoccus hallii La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2209 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; large wash at mouth of rocky, narrow canyon 719 Comment
  JOTR34381  Tetracoccus hallii Andre, Jim 2012-4-16 20902 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  OBI14350  Tetracoccus hallii Unknown 1941-5-14 2171 Riverside Eagle Mts. Cottonwood Spring Pass 838 Comment
  POM147490  Tetracoccus hallii Marcus E. Jones 1927-4-16 s.n. Riverside Cottonwood Spring, near Shaver's Well Comment
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Oct 9 2010
  POM184721  Tetracoccus hallii C. L. Hitchcock 1932-4-7 12210 Riverside 5 miles S of Cottonwood Springs, East Riverside County. Comment
  POM292734  Tetracoccus hallii Lyman Benson 1952-12-29 15086 Riverside Cottonwood Springs, Joshua Tree National Monument. South slope. 915 Comment
  RSA20364  Tetracoccus hallii Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 9540 Riverside 2 miles from Cottonwood Springs, Cottonwood Mts. Comment
  RSA20365  Tetracoccus hallii Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 9541 Riverside 2 miles from Cottonwood Springs, Cottonwood Mts. Comment
  RSA234112  Tetracoccus hallii R. F. Thorne, R. Carolin 1967-3-21 41641 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  RSA25251  Tetracoccus hallii C. L. Hitchcock 1940-4-2 5926 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  RSA339239  Tetracoccus hallii R. F. Thorne, Rolf Dahlgren, Gertrud Dahlgren 1979-8-23 53609 Riverside Cottonwood Springs Area Comment
  RSA36573  Tetracoccus hallii Sara M. Schenck 1942-5-2 s.n. Riverside Cottonwood Springs, Joshua Tree National Monument Comment
  RSA456251  Tetracoccus hallii Robert Gustafson 1979-4-28 1215 Riverside Cottonwood Springs, Joshua Tree National Monument 701 Comment
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Oct 9 2010