33.65000 33.75000 -115.41667 -115.31667 UC/JEPS: Consortium Search Results
Search Results — 569 specimen records retrieved (569 records with coordinates)
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 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
  POM122577  Abronia villosa Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  POM305641  Abronia villosa Henry J. Ramsey, Henry J. Ramsey 1937-3-2 858 Riverside Desert center, Mojave Desert Comment
Read comments
Dec 16 2011
  SBBG1868  Abronia villosa K. K. Muller 1958-3-22 918 Riverside Hwy 60, 5.5 mi E of Desert Center Comment
  RSA461204  Abronia villosa var. villosa M. B. Dunkle 1935-3-17 4403 Riverside Desert Center. 610 Comment
  CDA23996  Achyronychia cooperi G. D. Barbe 1984-2-7 4132 Riverside 2 miles northeast of Desert Center, 0.2 mile north of Oasis Road. 0 Comment
  POM122333  Achyronychia cooperi Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  POM14011  Achyronychia cooperi P. A. Munz, D. D. Keck 1922-4-13 4937 Riverside Desert Center; Chuckwalla Valley Comment
  RSA423484A  Achyronychia cooperi M. B. Dunkle 1935-3-17 4399 Riverside Colorado Desert. 610 Comment
  RSA423489  Achyronychia cooperi N. C. Cooper 1949-4-8 3302 Riverside Desert Center. 609 Comment
  UCSB45964  Acmispon rigidus Roos, John 1966-2-12 Riverside Chuckwalla Mtns., 2 1/2 miles SE of Desert Center Comment
  HSC24974  Adenophyllum porophylloides Richard Spjut 1972-2-1 2167 Riverside Colorado Desert; N face of the Chuckawalla Mountains 305 Comment
  SBBG87812  Adenophyllum porophylloides A. C. Sanders, B. Pitzer, D. Charlton 1986-3-3 6140 Riverside N foot of the Chuckwalla Mtns, 2.75 mi airline SE of Desert Center 365 Comment
  RSA0027470  Allionia incarnata Deidre Conocchioli, Billy Sale, Naomi S. Fraga 2013-9-25 57 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  RSA600768  Allionia incarnata C. Epling, Wm. Stewart 1936-9-1 s.n. Riverside Chuckwalla Valley: Desert Center. Comment
  UCR19112  Allionia incarnata John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, Desert Center Comment
  CLARK-A1528-1395  Amaranthus fimbriatus John C. Roos 1963-10-23 Riverside Chuckwalla Mountains Comment
  RSA644209  Amaranthus fimbriatus V. W. Steinmann 1999-10-26 1419 Riverside foothills of the Chuckwalla Mountains, open desert ca. 2 km south of Desert Center. 325 Comment
  SEINET787694  Amaranthus fimbriatus V. W. Steinmann 1999-1 1419 Unknown foothills of the Chuckwalla Mountains, open desert ca. 2km south of Desert Center 325 Comment
Read comments
Dec 4 2015
  CAS-BOT-BC22579  Ambrosia dumosa Aven Nelson; Ruth Ashton Nelson 1939-3-30 3340 Riverside On highway 60, near Desrt Center Comment
  POM41494  Ambrosia dumosa Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  POM41505  Ambrosia dumosa Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA608585  Ambrosia dumosa R. S. Woglum 1939-4-11 2207 Riverside Sonora Desert: Desert Center. Comment
  RSA761044  Ambrosia dumosa Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-4-21 152 Riverside N of Desert Center. Jct of Hwy 177 and Kaiser Rd. W of Kaiser Rd. N of Hwy 177. 335 Comment
  UC724342  Ambrosia dumosa Aven Nelson, Ruth A. Nelson 1939-3-30 3340 Riverside near, on Hwy 60; Desert Center Comment
  UCD128798  Ambrosia dumosa Aven Nelson; Ruth A. Nelson 1939-3-30 3340 Imperial on Highway 60, near Desert center. Comment
Read comments
Aug 28 2016
  UCR227425  Ambrosia dumosa Thomas R. Stoughton, J. McConnaughy, D. Monks, M. Volke 2010-4-21 152 Riverside Little San Bernardino Mountains, north of Desert Center, junction of Hwy 177 and Kaiser Road west of Kaiser Road, north of Hwy 177 335 Comment
  CAS-BOT-BC30793  Ambrosia ilicifolia J. C. Roos 1958-3-15 s.n. Riverside 2 1/2 miles S.E. of Desert Center, in the Chuckwalla Mtns. Comment
  CAS-BOT-BC30794  Ambrosia ilicifolia Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center Comment
  CLARK-A1528-1537  Ambrosia ilicifolia John C. Roos 1958-3-15 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-1538  Ambrosia ilicifolia Edmund C. Jaeger 1946-12-29 3193 Riverside Chuckwalla Mountains 304 Comment
  CLARK-A1528-2032  Ambrosia ilicifolia John C. Roos 1947-1-11 3199 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-2147  Ambrosia ilicifolia John C. Roos 1949-4-10 4230 Riverside Chuckwalla Mountains Comment
  GH414230  Ambrosia ilicifolia M. E. Jones 1924-2-27 Unknown Desert Center Comment
Read comments
Mar 8 2013
  HSC25927  Ambrosia ilicifolia Richard Spjut 1972-1-20 2126 Riverside Colorado Desert; washes leading from the N base of the Chuckawalls Mts. 305 Comment
  POM41983  Ambrosia ilicifolia Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA450767  Ambrosia ilicifolia J. C. Roos 1958-3-15 s.n. Riverside 2.5 mi. SE of Desert Center, Chuckwalla Mts. Comment
  RSA775105  Ambrosia ilicifolia Duncan S. Bell, Michael Hee 2011-3-18 2048 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  RSA776937  Ambrosia ilicifolia Amber Swanson, Duncan S. Bell 2011-3-18 220 Riverside About 3 airmiles SE of Desert Center, N of Chuckwalla Mtns. 392 Comment
  UCR18583  Ambrosia ilicifolia John C. Roos, Lucille Roos 1949-4-10 4230 Riverside Sonoran (Colorado) Desert, Chuckwalla Mts, canyon 3.5 mi. SE of Desert Center 612 Comment
  UCR24358  Ambrosia ilicifolia John C. Roos 1958-3-15 s.n. Riverside Sonoran (Colorado) Desert, 2.5 mi. SE of Desert Center, Chuckwalla Mts. Comment
  UCR41461  Ambrosia ilicifolia A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6131 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  UCSB45944  Ambrosia ilicifolia Roos, John 1958-3-15 Riverside 2 1/2 miles S.E. of Desert Center, in the Chuckwalla Mtns. Comment
  SEINET2052888 Image available Ambrosia salsola Norman C. Cooper 1949-4-8 3311 Riverside Desert Center 609 Comment
  UC724134  Ambrosia salsola Aven and Ruth Nelson 1939-3-30 3346 Riverside between Mecca and Blythe (old highway) Comment
  UCR227424  Ambrosia salsola Thomas R. Stoughton, J. McConnaughy, D. Monks, M. Volke 2010-4-21 150 Riverside Little San Bernardino Mountains, north of Desert Center, junction of Hwy 177 and Kaiser Road west of Kaiser Road, north of Hwy 177 335 Comment
  POM368400  Amsinckia tessellata Robert M. Perkins, H. de Forest 1937-3-15 391 Riverside Near Desert Center. Comment
Read comments
Dec 17 2011
  UC724250  Argemone munita Aven and Ruth Nelson 1939-3-30 3341 Riverside Highway 60 near Desert Center Comment
  CAS-BOT-BC401651  Argemone munita subsp. argentea Aven Nelson; Ruth Nelson 1939-3-30 3341 Riverside Hiway 60, near Desert Center Comment
  CAS-BOT-BC207150  Argythamnia lanceolata Edmund C. Jaeger 1921-3-15 46 San Diego Between Corn Springs and Gruendyke's Well, Colorado Desert. Comment
  HSC34949  Aristida adscensionis R. W. Spjut 1972-2-1 2164 Riverside Colorado Desert, N base of Chuckawalla Mts., 3 to 4 mi. S of Desert Center 305 Comment
  RSA0027483  Aristida adscensionis Deidre Conocchioli, Naomi Fraga, Billy Sale 2013-9-25 63 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  UCR41462  Aristida adscensionis A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6143 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  UCR251723  Aristida californica Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 60 Riverside Sonoran (Colorado) Desert, east of Alligator Rock; from I-10 at Desert Center, head south on CA 177 to BLM Rd 394 (dirt), collection site is 1.1 miles SW of I-10 exit ramp 334 Comment
  RSA0043032  Aristida purpurea Duncan S. Bell, Evan Meyer 2014-4-3 6535 Riverside Chuckwalla Mountains; northeast section of range; Spring Tank, approximately 3.25 air miles southeast of Desert Center. 446 Comment
  SEINET190985 Image available Aristida purpurea var. nealleyi A. A. Beetle 1942-4-22 3184 Riverside Desert Center Rt 40 Comment
  RSA0027479  Aristida purpurea var. purpurea Deidre Conocchioli, Naomi Fraga, Billy Sale 2013-9-25 60 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  HSC25814  Asclepias albicans R. W. Spjut 1972-2-12 2189 Riverside Colorado Desert, N face of the Chuckawalla Mtns., ca. 3-4 mi. S of Desert Center. 305 Comment
  HSC25817  Asclepias albicans R. W. Spjut 1972-3-20 2287 Riverside Colorado Desert, N face of the Chuckawalla Mtns., ca. 3-4 mi. S of Desert Center. 305 Comment
  SBBG5693  Asclepias albicans K. K. Muller 1958-3-22 923 Riverside 5.5 mi E of Desert Center Comment
  SEINET3081813 Image available Asclepias erosa Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-23 6487 Riverside Chuckwalla Valley, 2.8 miles northeast of Desert Center 198 Comment
  SEINET3082098 Image available Asclepias erosa Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-23 6487 Riverside Chuckwalla Valley, 2.8 miles northeast of Desert Center 198 Comment
  CLARK-A1528-5566  Astragalus allochrous John C. Roos 1949-4-10 4228 Riverside Chuckwalla Mountains Comment
  RSA444474  Astragalus allochrous var. playanus J. C. Roos 1949-4-10 4228 Riverside Chuckawalla Mountains: Rocky hillside about 3.5 mi. SE of Desert Center. Comment
  UC700951  Astragalus aridus Aven and Ruth Nelson 1939-3-30 3343 Riverside between Mecca nd Blythe on old road between Mecca nd Blythe on old road (hiway 60) Comment
Read comments
Feb 3 2011
  RSA498261  Astragalus didymocarpus var. dispermus Robert M. Perkins, H. de Forest 1937-3-15 382 Riverside Just West of Desert Center. Comment
  CAS-BOT-BC186906  Astragalus insularis var. harwoodii J. C. Roos 1958-3-15 s.n. Riverside Chuckwalla Mtns., 3 miles SE of Desert Center Comment
  CAS-BOT-BC186907  Astragalus insularis var. harwoodii Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center Comment
  CAS-BOT-BC186908  Astragalus insularis var. harwoodii Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center, Colo. Desert Comment
  CLARK-A1528-2745  Astragalus insularis var. harwoodii John C. Roos 1949-4-10 4222 Riverside Chuckwalla Mountains Comment
  HSC78590  Astragalus insularis var. harwoodii J. C. Roos 1958-3-15 Riverside 3 mi. SE of Desert Center, Chuckwalla Mtns. Comment
  LA102293  Astragalus insularis var. harwoodii John C. Roos; 1958-3-15 Riverside Chuckwalla Mountains, 3 miles SE of Desert Center Comment
  RSA775106  Astragalus insularis var. harwoodii Duncan S. Bell, Michael Hee 2011-3-18 2047 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  RSA776935  Astragalus insularis var. harwoodii Amber Swanson, Duncan S. Bell 2011-3-18 218 Riverside About 3 airmiles SE of Desert Center, N of Chuckwalla Mtns. 392 Comment
  UCR18937  Astragalus insularis var. harwoodii John C. Roos, Lucille Roos 1949-4-10 4222 Riverside Sonoran (Colorado) Desert, N base of the Chuckwalla Mountains Comment
  UCR18938  Astragalus insularis var. harwoodii John C. Roos, Lucille Roos 1949-4-10 4228 Riverside Sonoran (Colorado) Desert, Chuckwalla Mts, rocky hillside 3.5 mi. SE of Desert Center Comment
  UCR25291  Astragalus insularis var. harwoodii John C. Roos 1958-3-15 s.n. Riverside Sonoran (Colorado) Desert, 3 mi. SE of Desert Center, Chuckwalla Mtns. Comment
  UCSB45547  Astragalus insularis var. harwoodii Roos, John 1958-3-15 Riverside Chuckwalla Mtns., 3 miles SE of Desert Center Comment
  SBBG47488  Astragalus lentiginosus var. floribundus M. B. Dunkle 1935-3-17 4402 Riverside Desert Center 609 Comment
Read comments
Apr 5 2011
  RSA415583  Astragalus lentiginosus var. variabilis M. B. Dunkle 1935-3-17 4402 Riverside Colorado Desert. 610 Comment
  RSA498884  Astragalus lentiginosus var. variabilis M. B. Dunkle 1935-3-17 4402 Riverside Desert Center. 610 Comment
  RSA605803  Astragalus lentiginosus var. variabilis R. S. Woglum 1939-4-11 2203 Riverside Sonora Desert: Desert Center. Comment
  RSA45507  Astragalus nutans L. C. Roos, John C. Roos 1949-4-10 4228 Riverside Chuckawalla Mts. about 3.5 miles southeast of Desert Center. Comment
Read comments
May 26 2015
  CAS-BOT-BC178071  Astragalus nuttallianus J. C. Roos 1958-3-15 s.n. Riverside 3 miles S.E. of Desert Center, in the Chuckwalla Mtns. Comment
  CLARK-A1528-2753  Astragalus nuttallianus John C. Roos 1958-3-15 Riverside Chuckwalla Mountains Comment
  RSA662070  Astragalus nuttallianus J. C. Roos 1958-3-15 s.n. Riverside 3 miles SE of Desert Center, Chuckwalla Mtns. Comment
  UCR23854  Astragalus nuttallianus John C. Roos 1958-3-15 s.n. Riverside Sonoran (Colorado) Desert, 3 mi. SE of Desert Center, Chuckwalla Mtns. Comment
  UCSB42213  Astragalus nuttallianus Roos, John 1958-3-15 Riverside 3 miles SE of Desert Center, in the Chuckwalla Mtns. Comment
  RSA776840  Astragalus nuttallianus var. austrinus Amber Swanson, Duncan S. Bell 2011-3-18 225 Riverside About 3 airmiles SE of Desert Center, N of Chuckwalla Mtns. 392 Comment
  RSA450107  Astragalus nuttallianus var. imperfectus J. C. Roos 1958-3-15 s.n Riverside 3 miles SE of Desert Center, in the Chuckwalla Mtns. Comment
  CAS-BOT-BC193162  Astragalus sabulonum Aven Nelson; Ruth Nelson 1939-3-30 3343 Riverside Between Mecca and Blythe on old road, hiway 60 Comment
  CLARK-A1528-1617  Atrichoseris platyphylla John C. Roos 1966-3-26 Riverside Chuckwalla Mountains Comment
  RSA450769  Atrichoseris platyphylla J. C. Roos 1966-3-26 s.n. Riverside 2 mi S.E. of Desert Center. Comment
  UCR24409  Atrichoseris platyphylla John C. Roos 1966-3-26 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 mi SE of Desert Center 366 Comment
  UCSB45948  Atrichoseris platyphylla Roos, John 1966-3-26 Riverside 2 miles S.E. of Desert Center Comment
  POM305642  Atriplex Henry J. Ramsey, Henry J. Ramsey 1937-3-2 857 Riverside Desert center, Mojave Desert Comment
  HSC25084  Bahiopsis parishii Richard Spjut 1972-2-1 2168 Riverside Colorado Desert: N face of the Chuckawalla Mtns., ca. 3-4 mi. S of Desert Center; Providence Mtns., Morongo Basin and also along the W border of the Colorado Desert 305 Comment
  CAS-BOT-BC99972  Baileya pauciradiata Aven Nelson; Ruth A. Nelson 1939-3-30 3339 Riverside Between Mecca and Blythe, Highways 60 & 70 Comment
  POM41586  Baileya pauciradiata Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  CAS-BOT-BC106613  Baileya pleniradiata Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center, Colorado Desert Comment
  CAS-BOT-BC106614  Baileya pleniradiata Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center, Colorado Desert Comment
  POM350686  Baileya pleniradiata M. B. Dunkle 1935-3-17 4398 Riverside Desert Center. 610 Comment
  SBBG7793  Baileya pleniradiata K. K. Muller 1958-3-22 921 Riverside ca. 5.5 mi E of Desert Center Comment
  UC724347  Baileya pleniradiata Aven Nelson, Ruth A. Nelson 1939-3-30 3339 Riverside between Mecca and Blythe, hwys 60 and 70 Comment
Read comments
Feb 3 2011
  POM308647  Bebbia juncea Henry J. Ramsey 1937-5-9 3202 Riverside Near Desert Center. Comment
  UCR19106  Boerhavia coccinea John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, Desert Center Comment
  UCR19110  Boerhavia intermedia John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, Desert Center Comment
  RSA0027474  Boerhavia wrightii Deidre Conocchioli, Billy Sale, Naomi S. Fraga 2013-9-25 52 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  RSA644207  Boerhavia wrightii V. W. Steinmann 1999-10-26 1418 Riverside foothills of the Chuckwalla Mountains, open desert ca. 2 km south of Desert Center. 325 Comment
  UC851715  Boerhavia wrightii C. Epling and Wm. Stewart 1936-9-1 Riverside Desert Center Comment
  UCR19111  Boerhavia wrightii John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, Desert Center Comment
  UCR251726  Boerhavia wrightii Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 52 Riverside Sonoran (Colorado) Desert, east of Alligator Rock; from I-10 at Desert Center, head south on CA 177 to BLM Rd 394 (dirt), collection site is 1.1 miles SW of I-10 exit ramp 334 Comment
  CAS-BOT-BC145587  Bouteloua aristidoides J. C. Roos 1965-9-5 s.n. Riverside Desert Center. Comment
  CLARK-A1528-4503  Bouteloua aristidoides John C. Roos 1963-10-23 Riverside Chuckwalla Valley Comment
  CLARK-A1528-4504  Bouteloua aristidoides John C. Roos 1965-9-5 Riverside Chuckwalla Valley Comment
  CLARK-A1528-4508  Bouteloua aristidoides John C. Roos 1965-9-5 Riverside Chuckwalla Valley Comment
  GH355633  Bouteloua aristidoides C. C. Epling & W. S. Stewart 1936-9-1 Unknown Desert Center, Calif. Comment
Read comments
Jul 4 2012
  RSA659621  Bouteloua aristidoides J. C. Roos 1965-9-5 s.n. Riverside Desert center. Comment
  UCSB51414  Bouteloua aristidoides Roos, John 1965-9-5 Riverside Desert Center Comment
  LA11370  Bouteloua aristidoides var. aristidoides Carl Epling; William Stewart 1936-9-1 sn Riverside Desert Center Comment
  RSA0022745  Bouteloua aristidoides var. aristidoides April Garbat, Deidre Conocchioli 2013-9-12 124 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  RSA0027473  Bouteloua barbata var. barbata Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 53 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  CLARK-A1528-2786  Brandegea bigelovii John C. Roos 1967-11-18 Riverside Comment
  CLARK-A1528-5381  Brandegea bigelovii John C. Roos 1963-10-23 Riverside Comment
  CLARK-A1528-5382  Brandegea bigelovii John C. Roos 1965-12-4 Riverside Comment
  CLARK-A1528-5383  Brandegea bigelovii John C. Roos 1965-12-4 Riverside Comment
  CLARK-A1528-5384  Brandegea bigelovii John C. Roos 1965-12-4 Riverside Comment
  CLARK-A1528-5666  Brandegea bigelovii John C. Roos 1960-4-8 Riverside 380 Comment
  CLARK-A1528-5667  Brandegea bigelovii John C. Roos 1960-4-8 Riverside 380 Comment
  HSC27843  Brandegea bigelovii R. W. Spjut 1973-4-10 3297 Riverside N base of the Chuckawalla Mtn. ca. 3-4 mi. directly S of Desert Center 305 Comment
  UCR24123  Brandegea bigelovii John C. Roos 1967-11-18 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 mi SE of Desert Center 366 Comment
  CDA3591  Brassica tournefortii G. D. Barbe 1984-2-7 4131 Riverside 2 miles northeast of Desert Center, 0.2 mile north of Oasis Road. 0 Comment
  RSA775103  Brassica tournefortii Duncan S. Bell, Michael Hee 2011-3-18 2050 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  CLARK-A1528-1655  Brickellia arguta John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-5504  Brickellia arguta John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  UCR18589  Brickellia arguta John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, rocky canyon 2.5 miles SE of Desert Center 610 Comment
  POM351421  Calycoseris wrightii N. C. Cooper 1949-4-8 3312 Riverside Desert Center. 609 Comment
  UCR10926  Camissonia boothii John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, rocky canyon 2.5 miles SE of Desert Center 610 Comment
  RSA465966  Camissonia boothii subsp. condensata N. C. Cooper 1949-4-8 3298 Riverside Desert Center. 610 Comment
  CLARK-A1528-3320  Camissonia boothii subsp. decorticans John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  SEINET3093077 Image available Camissonia boothii subsp. desertorum Norman C. Cooper 1949-4-8 3298 Riverside Desert Center. Comment
  RSA465968  Camissonia boothii var. condensata M. B. Dunkle 1935-3-17 4405 Riverside Colorado Desert. 610 Comment
  CLARK-A1528-3321  Camissonia brevipes John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-5708  Camissonia brevipes John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  HSC28012  Camissonia brevipes Richard Spjut 1973-4-5 3263 Riverside Colorado Desert; N slopes of the Chuckawalla Mtns. ca. 3-4 mi. S of Desert Center 305 Comment
  POM67092  Camissonia brevipes subsp. brevipes Marcus E. Jones 1924-2-27 s.n. Riverside Colorado Desert, Desert Center. Comment
  RSA443546  Camissonia brevipes subsp. brevipes J. C. Roos 1966-3-20 s.n. Riverside 2 miles SE of Desert Center. Comment
  RSA466012  Camissonia brevipes subsp. brevipes Robert M. Perkins, H. de Forest 1937-3-15 386 Riverside Colorado Desert, Desert Center, Along Highway Comment
  RSA466016  Camissonia brevipes subsp. brevipes N. C. Cooper 1949-4-8 3314 Riverside Desert Center. 610 Comment
  SJSU10932  Camissonia brevipes subsp. brevipes T. N. Seeno 1963-4-12 273 Riverside 45 mi W of Blythe near Desert Center Comment
  CLARK-A1528-3323  Camissonia chamaenerioides John C. Roos 1966-3-26 Riverside Chuckwalla Mountains Comment
  RSA449954  Camissonia chamaenerioides J. C. Roos 1966-3-26 s.n. Riverside Rocky canyon 2 1/2 miles S.E. of Desert Center, Chuckwalla Mtns. Comment
  CLARK-A1528-3329  Camissonia claviformis John C. Roos 1966-3-20 Riverside Comment
  HSC78592  Camissonia claviformis J. C. Roos 1966-5-20 Riverside 2 mi. SE of Desert Center Comment
  UCR19028  Camissonia claviformis John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  POM67088  Camissonia claviformis subsp. aurantiaca Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA448927  Camissonia claviformis subsp. aurantiaca M. B. Dunkle 1935-3-17 4407 Riverside Colorado Desert. 610 Comment
  RSA449186  Camissonia claviformis subsp. aurantiaca N. C. Cooper 1949-4-8 3313 Riverside Desert Center. 610 Comment
  CLARK-A1528-3334  Camissonia refracta John C. Roos 1966-3-20 Riverside Comment
  POM67091  Camissonia refracta Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA775298  Camissonia refracta Duncan S. Bell 2011-3-18 2059 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  UCR20390  Camissonia refracta John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  POM308638  Cercidium floridum Henry J. Ramsey, Henry J. Ramsey 1937-5-9 3211 Riverside Near Desert Center. Comment
  CHSC106490  Chaenactis carphoclinia var. carphoclinia T. Stoughton; J. McConnaughy, D. Monks, M. volke 2010-4-21 154 Riverside Colorado Desert; Little San Bernardino Mountains region: N of Desert Center, Jct of Hwy 177 and Kaiser Rd. W of Kaiser Rd. N of Hwy 177. 335 Comment
  HSC28065  Chaenactis carphoclinia var. carphoclinia Richard Spjut 1973-4-5 3266 Riverside Colorado Desert; N slopes of the Chuckawalla Mtns. ca. 3-4 mi. S of Desert Center 305 Comment
  RSA761043  Chaenactis carphoclinia var. carphoclinia Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-4-21 154 Riverside N of Desert Center. Jct of Hwy 177 and Kaiser Rd. W of Kaiser Rd. N of Hwy 177. 335 Comment
  RSA776843  Chaenactis carphoclinia var. carphoclinia Amber Swanson, Duncan S. Bell 2011-3-18 228 Riverside Above wash about 3 airmiles SE of Desert Center Nof the Chuckwalla Mtns 384 Comment
  CDA7365  Chaenactis carphoclinia var. peirsonii A. C. Browne 1957-4-6 Riverside 51 miles east of Indio. 0 Comment
  CAS-BOT-BC284353  Chaenactis stevioides Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center, Colo. Desert Comment
  CAS-BOT-BC284354  Chaenactis stevioides Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center, Colorado Desert Comment
  SBBG98300  Chaenactis stevioides M. B. Dunkle 1935-3-17 4397 Riverside Desert Center 609 Comment
  POM351830  Chaenactis stevioides var. stevioides M. B. Dunkle 1935-3-17 4397 Riverside Desert Center. 610 Comment
  POM41476  Chaenactis stevioides var. stevioides Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA644205  Chamaesyce micromera V. W. Steinmann 1999-10-26 1415 Riverside foothills of the Chuckwalla Mountains, open desert ca. 2 km south of Desert Center. 325 Comment
  SEINET5742556 Image available Chamaesyce micromera W. Steinmann 1999-1 1415 Riverside Foothills of the Chuckwalla Moutains, open desert ca. 2 km S of Desert Center.; Desert Center 325 Comment
  RSA0042472  Chamaesyce polycarpa Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 62 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  RSA775100  Chamaesyce polycarpa Duncan S. Bell, Michael Hee 2011-3-18 2053 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  SEINET5742575 Image available Chamaesyce polycarpa W. Steinmann 1999-1 1416 Riverside Foothills of the Chuckwalla Moutains, open desert ca. 2 km S of Desert Center.; Desert Center 325 Comment
  RSA644206  Chamaesyce polycarpa var. polycarpa V. W. Steinmann 1999-10-26 1416 Riverside foothills of the Chuckwalla Mountains, open desert ca. 2 km south of Desert Center. 325 Comment
  UCR41455  Cheilanthes parryi A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6133 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  CAS-BOT-BC179035  Chorizanthe brevicornu var. brevicornu Aven Nelson; Ruth Nelson 1939-3-30 3349 San Diego in HIghway 60, near Desert Center Comment
  HSC28452  Chorizanthe brevicornu var. brevicornu Richard Spjut 1973-4-5 3267 Riverside Colorado Desert; N slopes of the Chuckawalla Mtns. ca. 3-4 mi. S of Desert Center 305 Comment
  RSA392614  Chorizanthe brevicornu var. brevicornu N. C. Cooper 1949-4-8 3304 Riverside Desert Center. 610 Comment
  UC724241  Chorizanthe brevicornu var. brevicornu Aven Nelson, Ruth A. Nelson 1939-3-30 3349 Riverside near Desert Center (Highway 60); near Desert Center Comment
  RSA392658  Chorizanthe corrugata N. C. Cooper 1949-4-8 3306 Riverside Desert Center. 610 Comment
  HSC28466  Chorizanthe rigida Richard Spjut 1973-4-5 3268 Riverside Colorado Desert; N slopes of the Chuckawalla Mtns. ca. 3-4 mi. S of Desert Center 305 Comment
  RSA392740  Chorizanthe rigida N. C. Cooper 1949-4-8 3305 Riverside Desert Center. 610 Comment
  CLARK-A1528-3910  Colubrina californica John C. Roos 1949-4-10 4231 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-3911  Colubrina californica John C. Roos 1967-11-11 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-3912  Colubrina californica John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-5723  Colubrina californica John C. Roos 1960-4-8 Riverside Chuckwalla Mountains Comment
  HSC28488  Colubrina californica Richard Spjut 1973-5-3 3342 Riverside Colorado Desert, N face of Chuckawalla Mtns. 3-4 mi. S of Desert Center 305 Comment
  HSC28498  Colubrina californica Richard Spjut 1973-4-10 3296 Riverside Colorado Desert, N face of Chuckawalla Mtns., 3-4 mi. S of Desert Center 305 Comment
  POM246590  Colubrina californica E. C. Jaeger 1938-10-30 s.n. Riverside North border of Chuckwalla Mountains, directly south of Desert Center Comment
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Jan 29 2009
  POM246591  Colubrina californica E. C. Jaeger 1938-10-30 s.n. Riverside North border of Chuckwalla Mountains, directly south of Desert Center Comment
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Jan 29 2009
  RSA0043037  Colubrina californica Duncan S. Bell, Evan Meyer 2014-4-3 6531 Riverside Chuckwalla Mountains; northeast section of range; Spring Tank, approximately 3.25 air miles southeast of Desert Center. 446 Comment
  RSA249425  Colubrina californica R. W. Spujt 1973-4-10 3296 Riverside North face of the Chuckwalla Mountains, 3-4 miles directly south of Desert Center 305 Comment
  SBBG87848  Colubrina californica A. C. Sanders, B. Pitzer, D. Charlton 1986-3-3 6141 Riverside N foot of the Chuckwalla Mtns, 2.75 airline mi SE of Desert Center 365 Comment
  UCR18910  Colubrina californica John C. Roos 1967-11-11 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mts.; canyon bottom 3 mi. SE of Desert Center Comment
  UCR18912  Colubrina californica John C. Roos 1960-4-8 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mts.; canyon 2.5 mi. SE of Desert Center Comment
  UCR41549  Colubrina californica A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6141 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  CLARK-A1528-2209  Cryptantha angustifolia John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  POM316874  Cryptantha angustifolia Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  POM368196  Cryptantha angustifolia N. C. Cooper 1949-4-8 3294 Riverside Desert Center. 610 Comment
  RSA760787  Cryptantha angustifolia Thomas Stoughton, Jacqueline McConnaughy, Andrew Monks, M. Volke 2010-4-21 153 Riverside N of Desert Center. Jct of Hwy 177 and Kaiser Rd. W of Kaiser Rd. N of Hwy 177. 335 Comment
  SBBG6239  Cryptantha angustifolia H. and M. Dearing 1942-4-3 4852 Riverside near Desert Center 518 Comment
  POM118734  Cryptantha barbigera Marcus E. Jones 1924-2-28 s.n Riverside Desert Center, Colorado Desert Comment
  SBBG87958  Cryptantha cycloptera A. C. Sanders, B. Pitzer, D. Charlton 1986-3-3 6144 Riverside N foot of the Chuckwalla Mtns, 2.75 airline mi SE of Desert Center 365 Comment
  POM118681  Cryptantha maritima Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  CLARK-A1528-2229  Cryptantha nevadensis John C. Roos 1966-3-20 Riverside Comment
  POM118684  Cryptantha nevadensis Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  UCR18759  Cryptantha nevadensis John C. Roos, Lucille Roos 1949-4-11 4246 Riverside Sonoran (Colorado) Desert, N base of the Chuckwalla Mtns, south of Desert Center Comment
  CLARK-A1528-2220  Cryptantha pterocarya John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  UCR19091  Cryptantha pterocarya var. cycloptera John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, rocky canyon 2.5 miles SE of Desert Center 610 Comment
  HSC25820  Cryptantha racemosa Richard Spjut 1972-3-20 2289 Riverside Colorado Desert; N base of the Chuckawalla Mtns., 3-4 mi. S of Desert Center 305 Comment
  RSA0043033  Cryptantha racemosa Duncan S. Bell, Evan Meyer 2014-4-3 6534 Riverside Chuckwalla Mountains; northeast section of range; Spring Tank, approximately 3.25 air miles southeast of Desert Center. 446 Comment
  SBBG87846  Cryptantha racemosa A. C. Sanders, D. Charlton, B. Pitzer 1986-3-3 6129 Riverside N foot of the Chuckwalla Mtns, 2.75 mi airline SE of Desert Center 365 Comment
  UCR41459  Cryptantha racemosa A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6129 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  RSA609810  Cucurbita palmata R. S. Woglum 1939-4-11 2201 Riverside Sonora Desert: Desert Center. Comment
  UC1560187  Cylindropuntia ramosissima E. Yale Dawson May, 1932 Riverside Desert Center Colorado Desert Comment
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Apr 5 2011
  POM66989  Dalea mollis Marcus E. Jones 1924-2-27 s.n Riverside Desert Center. Chuckwalla Valley. Comment
  RSA0027467  Dalea mollis Deidre Conocchioli, Naomi Fraga, Billy Sale 2013-9-25 61 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  SBBG22979  Dalea mollis D. Myrick 1965-3-3 1071 Riverside near Desert Center 304 Comment
  RSA644208  Dalea mollissima V. W. Steinmann 1999-10-26 1413 Riverside foothills of the Chuckwalla Mountains, open desert ca. 0.5 km south of Desert Center. 275 Comment
  RSA0027466  Dasyochloa pulchella Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 59 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  RSA775098  Descurainia pinnata Duncan S. Bell, Michael Hee 2011-3-18 2055 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  CAS-BOT-BC292246  Dieteria asteroides var. asteroides Ted Hutchinson 1953-10-20 18703 Riverside Along U.S. Hwy 60/70 near Desert Center Comment
  CAS-BOT-BC150936  Diplacus bigelovii var. bigelovii Edmund C. Jaeger 1939-3-30 s.n. Riverside Desert Center Comment
  SEINET229299 Image available Diplacus bigelovii var. bigelovii Leila M. Shultz, John S. Shultz 1985-1 8346 Riverside Chuckawalla Mountains, alluvial fans at Alligator rock 335 Comment
  HSC24982  Ditaxis lanceolata R. W. Spjut 1972-2-1 2162 Riverside Colorado Desert, N base of Chuckawalla Mtns., 3-4 mi. S of Desert Center 305 Comment
  POM117761  Ditaxis lanceolata Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  SEINET6631295 Image available Ditaxis lanceolata Leila M. Shultz, John S. Shultz 1985-4-18 8327 Riverside Chuckawalla Mountains, 1 mile west of Astec Well and 11.7 miles south of highway (I-15) 616 Comment
  UC1547004  Ditaxis lanceolata Leila M. Shultz and John S. Shultz 1985-4-18 8327 Riverside 1 mi. w. <Astec> Well (and 11.7 mi. s. of Hwy. (I-15)); Chuckwalla Mts. 615 Comment
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Apr 5 2011
  RSA0027472  Ditaxis neomexicana Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 54 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  RSA775099  Ditaxis serrata Duncan S. Bell, Michael Hee 2011-3-18 2054 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  CAS-BOT-BC43657  Dithyrea californica Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Comment
  RSA530742  Dithyrea californica M. B. Dunkle 1935-3-17 4396 Riverside Desert Center. 610 Comment
  RSA607585  Dithyrea californica R. S. Woglum 1939-4-11 2204 c Riverside Sonora Desert: Desert Center. Comment
  CLARK-A1528-2314  Draba cuneifolia John C. Roos 1958-2-22 Riverside Chuckwalla Mountains Comment
  UCR23482  Draba cuneifolia John C. Roos 1958-2-22 s.n. Riverside Chuckwalla Mtns., Canyon 2.5 mi S.E. of Desert Center Comment
  UCR41762  Dyssodia porophylloides A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6140 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  HSC25923  Encelia actoni Richard Spjut 1972-1-20 2128 Riverside Colorado Desert; N base of the Chuckawalla Mtns. 305 Comment
  POM308648  Encelia farinosa var. farinosa Henry J. Ramsey, Henry J. Ramsey 1937-5-9 3201 Riverside Near Desert Center. Comment
  POM41502  Encelia farinosa var. farinosa Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA383868  Ephedra aspera N. C. Cooper 1949-4-8 3285 Riverside Desert Center. 609 Comment
  UCR41522  Ephedra aspera A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6142 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  SBBG88010  Ephedra californica A. C. Sanders, D. Charlton, B. Pitzer 1986-3-3 6142 Riverside N foot of the Chuckwalla Mtns, 2.75 airline mi SE of Desert Center 365 Comment
  LA6785  Ephedra nevadensis H. Lewis; 1939-12-31 1163 Riverside near Desert Center Comment
  CLARK-A1528-2673  Ephedra viridis John C. Roos 1949-4-10 4224 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-3224  Eremalche rotundifolia John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  RSA432713  Eremalche rotundifolia M. B. Dunkle 1935-3-17 4406 Riverside Desert Center. 610 Comment
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Dec 13 2011
  RSA432715  Eremalche rotundifolia N. C. Cooper 1949-4-8 3297 Riverside Desert Center. 610 Comment
  UCR19099  Eremalche rotundifolia John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  CAS-BOT-BC160062  Eremothera boothii subsp. condensata Edmund C. Jaeger 1939-3-30 s.n. Riverside Desert Center 243 Comment
  CAS-BOT-BC160063  Eremothera boothii subsp. condensata Roxana S. Ferris 1918-6-14 999 Riverside Near Gruendikes Well, Mecca - Blythe Road Comment
  CAS-BOT-BC160090  Eremothera boothii subsp. condensata Marcus E. Jones 1924-2-27 s.n. San Bernardino Desert Center Comment
  CHSC1148  Eremothera boothii subsp. desertorum M. Garbutt 1935-3-20 Riverside Colorado Desert. Comment
  UCSB42113  Eremothera chamaenerioides Roos, John 1966-3-26 Riverside 2.5 miles S.E. of Desert Center, Chuckwalla Mtns. Comment
  RSA393270  Eriogonum deflexum var. deflexum N. C. Cooper 1949-4-8 3315 Riverside Desert Center. 610 Comment
  RSA393274  Eriogonum deflexum var. deflexum J. A. Comstock 1942-5-31 644 Riverside Desert Center. Comment
  POM308609  Eriogonum fasciculatum var. polifolium Henry J. Ramsey, Henry J. Ramsey 1937-5-9 3223 Riverside Near Desert Center. Comment
  HSC28439  Eriogonum inflatum Richard Spjut 1973-4-11 3293 Riverside Colorado Desert, N slopes of Chuckawalla Mtns. 3-4 mi. S of Desert Center 305 Comment
  POM305640  Eriogonum inflatum var. inflatum Henry J. Ramsey, Henry J. Ramsey 1937-3-2 859 Riverside Desert center, Mojave Desert Comment
  CAS-BOT-BC263503  Eriogonum thomasii Aven Nelson; Ruth A. Nelson 1939-3-30 3351 Riverside Near Desert Center north of Chuckwalla Mts. Comment
  HSC28462  Eriogonum thomasii Richard Spjut 1973-4-10 3290 Riverside Colorado Desert, N slopes of Chuckawalla Mtns., 3-4 mi. S of Desert Center 305 Comment
  POM123039  Eriogonum thomasii Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  UC724336  Eriogonum thomasii Aven Nelson, Ruth A. Nelson 1939-3-30 3351 Riverside near Desert Center (n of Chuckwalla Mts.) Comment
  UC849590  Eriogonum thomasii Aven Nelson, Ruth A. Nelson 1939-3-30 3351 Riverside near Desert Center (n of Chuckwalla Mts.) Comment
  UCR27654  Eriogonum thomasii John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  RSA48340  Eriophyllum lanosum E. K. Balls 1949-4-3 13109 Imperial Beal Well on road from Niland to Blyther, Colorado Desert. 457 Comment
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Mar 27 2019
  POM308634  Eschscholzia Henry J. Ramsey, Henry J. Ramsey 1937-5-9 3215 Riverside Near Desert Center. Comment
  CAS-BOT-BC419632  Eschscholzia parishii J. C. Roos 1966-3-26 s.n. Riverside 2 miles S.E. of Desert Center Comment
  UCSB42164  Eschscholzia parishii Roos, John 1966-3-26 Riverside 2 miles S.E. of Desert Center Comment
  CLARK-A1528-2975  Eucrypta micrantha John C. Roos 1966-3-26 Riverside Comment
  POM118675  Eucrypta micrantha Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA425013  Eucrypta micrantha J. C. Roos 1966-3-26 s.n. Riverside 2 miles SE of Desert Center. Comment
  RSA776838  Eucrypta micrantha Amber Swanson, Duncan S. Bell 2011-3-18 223 Riverside About 3 airmiles SE of Desert Center, N of Chuckwalla Mtns. 392 Comment
  SEINET3409352  Eucrypta micrantha G. Rink, T. Thomas 2013-3-30 11921 Riverside About 3 miles east of Desert Center 210 Comment
  UCR23563  Eucrypta micrantha John C. Roos 1966-3-26 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 mi SE of Desert Center 366 Comment
  UCSB42178  Eucrypta micrantha Roos, John 1966-3-26 Riverside 2 miles SE of Desert Center Comment
  RSA0042473  Euphorbia Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 56 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  CAS-BOT-BC167364  Fagonia laevis J. C. Roos 1966-3-26 s.n. Riverside 2 miles S.E. of Desert Center Comment
  CAS-BOT-BC171043  Fagonia laevis Duncan M. Porter 1961-12-28 752 Riverside Ca. 1 mile E of Desert Center on Highways 60 and 70. Comment
  CLARK-A1528-4428  Fagonia laevis John C. Roos 1966-3-26 Riverside Chuckwalla Mountains Comment
  GH347577  Fagonia laevis D. M. Porter 1961-12-28 752 Unknown Ca. 1 mile E of Desert Center on Highways 60 and 70 Comment
  LA209846  Fagonia laevis Harlan Lewis; 1939-12-31 1165 Riverside Desert Center Comment
  RSA444664  Fagonia laevis J. C. Roos 1966-3-26 s.n. Riverside 2 miles SE of Desert Center. Comment
  UCR23760  Fagonia laevis John C. Roos 1966-3-26 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 mi SE of Desert Center 366 Comment
  UCSB41544  Fagonia laevis Roos, John 1966-3-26 Riverside Rocky slopes 2 miles S.E. of Desert Center Comment
  UCR41463  Fagonia pachyacantha A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6136 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  CLARK-A1528-4664  Festuca octoflora John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  UCR19358  Festuca octoflora John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  HSC25819  Funastrum hirtellum R. W. Spjut 1972-3-20 2291 Riverside Colorado Desert, N face of the Chuckawalla Mtns., ca. 3-4 mi. S of Desert Center. 305 Comment
  RSA644210  Funastrum hirtellum V. W. Steinmann 1999-10-26 1412 Riverside foothills of the Chuckwalla Mountains, open desert ca. 0.5 km south of Desert Center. 275 Comment
  CLARK-A1528-3956  Galium stellatum subsp. eremicum John C. Roos 1949-4-10 4229 Riverside Chuckwalla Mountains Comment
  CAS-BOT-BC303578  Geraea canescens Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center Comment
  POM305627  Geraea canescens Henry J. Ramsey, Henry J. Ramsey 1937-3-2 872 Riverside Desert center, Mojave Desert Comment
  POM358656  Geraea canescens M. B. Dunkle 1935-3-17 4404 Riverside Desert Center. 610 Comment
  POM358676  Geraea canescens N. C. Cooper 1949-4-8 3317 Riverside Desert Center. 610 Comment
  SEINET2051655 Image available Geraea canescens N. Cooper 1949-4-8 3317 Riverside Desert Center 610 Comment
  UC1494264  Gilia filiformis J. C. Roos 1958-3-15 Riverside 3 mi se Desert Center (Chuckwalla Mtns.); , se of Desert Center Comment
  UCR24336  Gilia filiformis John C. Roos 1958-3-15 s.n. Riverside Sonoran (Colorado) Desert, 3 mi. SE of Desert Center, Chuckwalla Mtns. Comment
  UCR31681  Gilia scopulorum John C. Roos, Lucille Roos 1949-4-10 4226 Riverside Sonoran (Colorado) Desert, Chuckwalla Mts, rocky hillside 3.5 mi. SE of Desert Center Comment
  CHSC1254  Gilia stellata F. Hughes 1935-4-6 Riverside Colorado desert. Comment
  RSA45506  Gilia stellata J. C. Roos, L. Roos 1949-4-10 4226 Riverside 3.5 mi. SE of Desert Center, Chuckwalla Mountains. 610 Comment
  RSA469737  Gilia stellata Albert J. Perkins, de Forest 1937-3-15 424 Riverside Just W of Desert Center Comment
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Apr 14 2013
  RSA775101  Gilia stellata Duncan S. Bell, Michael Hee 2011-3-18 2052 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  RSA776839  Gilia stellata Amber Swanson, Duncan S. Bell 2011-3-18 224 Riverside About 3 airmiles SE of Desert Center, N of Chuckwalla Mtns. 392 Comment
  RSA0043036  Gnaphalium luteoalbum Duncan S. Bell, Evan Meyer 2014-4-3 6532 Riverside Chuckwalla Mountains; northeast section of range; Spring Tank, approximately 3.25 air miles southeast of Desert Center. 446 Comment
  SEINET7248343 Image available Gnaphalium luteoalbum Duncan S. Bell, Evan Meyer 2014-1 6532 Riverside Colorado Desert; Chocolate-Chuckwalla Mountain region: Chuckwalla Mountains; northeast section of range; Spring Tank, approximately 3.25 air miles southeast of Desert Center. 446 Comment
  POM118627  Guillenia lasiophylla Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  POM118628  Guillenia lasiophylla Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA377048  Hesperocallis undulata M. B. Dunkle 1935-3-17 4395 Riverside Desert Center. 610 Comment
  RSA377050  Hesperocallis undulata E. C. Jaeger 1922-4-5 722 Riverside Desert Center, Chuckwalla Valley. 366 Comment
  CLARK-A1528-3227  Hibiscus denudatus John C. Roos 1958-2-22 Riverside Chuckwalla Mountains Comment
  POM118516  Hibiscus denudatus Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA432779  Hibiscus denudatus N. C. Cooper 1949-4-8 3278 Riverside Desert Center. 610 Comment
  RSA449945  Hibiscus denudatus J. C. Roos 1958-2-22 s.n. Riverside 2 mi SE of Desert Center Comment
  UCR41460  Hibiscus denudatus A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6130 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  CAS-BOT-BC207511  Hoffmannseggia glauca Aven Nelson; Ruth Nelson 1939-3-30 3344 Riverside Hiway 70, between Mecca and Blythe Comment
  UC724324  Hoffmannseggia glauca Aven and Ruth Nelson 1939-3-30 3344 Riverside between Mecca and Blythe (Highway 70) Comment
  POM361069  Hymenoclea salsola N. C. Cooper 1949-4-8 3311 Riverside Desert Center. 609 Comment
  RSA643330  Hymenoclea salsola R. D. Goeden, D. W. Ricker 1974-3-1 s.n. Riverside Colorado Desert: Desert Center 305 Comment
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Apr 5 2011
  UCR109553  Hymenoclea salsola R. D. Goeden, Don W. Ricker 1974-3-1 s.n. Riverside Sonoran (Colorado) Desert, Desert Center 305 Comment
  RSA761283  Hymenoclea salsola var. salsola Thomas Stoughton, J. McConnaughy, Andrew Monks, M. Volke 2010-4-21 150 Riverside N of Desert Center. Jct of Hwy 177 and Kaiser Rd. W of Kaiser Rd. N of Hwy 177. 335 Comment
  CAS-BOT-BC219778  Hyptis emoryi Marcus E. Jones 1924-2-27 s.n. San Bernardino Desert Center Comment
  CLARK-A1528-3136  Hyptis emoryi John C. Roos 1965-12-4 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-5344  Hyptis emoryi John C. Roos 1965-12-4 Riverside Desert Center 365 Comment
  POM118341  Hyptis emoryi Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  POM306694  Hyptis emoryi Henry J. Ramsey, Henry J. Ramsey 1926-4-26 1688 Riverside Near Desert Center. Comment
  SEINET13948496 Image available Hyptis emoryi Leila M. Shultz, John S. Shultz 1985-1 8352 Riverside SE benches of Chuckawalla Mountains at Alligator Rock; T5S R15E SEC33; 33 deg. 41' N, 115 deg. 25' W; elev 1120 ft 341 Comment
  UC1547001  Hyptis emoryi Leila M. Shultz and John S. Shultz 1985-4-18 8340 Riverside northern extension Chuckawalla Mountains; northern extension Chuckawalla Mountains 182 Comment
  UCR19130  Hyptis emoryi John C. Roos 1965-12-4 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, 2 mi. SE of Desert Center 366 Comment
  OBI20393  Justicia californica Bill Arbaugh 1966-3-25 1 Unknown Desert Center 853 Comment
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Jun 22 2012
  POM308629  Justicia californica Henry J. Ramsey, Henry J. Ramsey 1937-5-9 3220 Riverside Near Desert Center. Comment
  RSA0027471  Kallstroemia californica Deidre Conocchioli, Billy Sale, Naomi S. Fraga 2013-9-25 55 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  UCR251725  Kallstroemia californica Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 55 Riverside Sonoran (Colorado) Desert, east of Alligator Rock; from I-10 at Desert Center, head south on CA 177 to BLM Rd 394 (dirt), collection site is 1.1 miles SW of I-10 exit ramp 334 Comment
  CHSC2043  Larrea tridentata V. Holt 1935-4-16 Riverside Colorado Desert. Comment
  RSA390019  Larrea tridentata M. B. Dunkle 1935-3-17 4409 Riverside Desert Center 61 Comment
  RSA761045  Larrea tridentata Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-4-21 151 Riverside N of Desert Center. Jct of Hwy 177 and Kaiser Rd. W of Kaiser Rd. N of Hwy 177. 335 Comment
  SBBG3966  Larrea tridentata K. K. Muller 1958-3-22 922 a Riverside 5.5 mi E of Desert Center Comment
  UCR227464  Larrea tridentata Thomas R. Stoughton, J. McConnaughy, D. Monks, M. Volke 2010-4-21 151 Riverside Little San Bernardino Mountains, north of Desert Center, junction of Hwy 177 and Kaiser Road west of Kaiser Road, north of Hwy 177 335 Comment
  SBBG70816  Lepidium fremontii R. Hoffmann 1929-2-9 Riverside Desert Center Comment
  SBBG70822  Lepidium fremontii S. W. Hutchinson, M. N. Ackley -Feb-1927 143 Riverside Desert Center 182 Comment
  HSC35735  Lepidium lasiocarpum Richard Spjut 1973-4-10 3288 Riverside Colorado Desert, N slopes of Chuckawalla Mtns., 3-4 mi. S of Desert Center 305 Comment
  RSA429926  Lepidium lasiocarpum N. C. Cooper 1949-4-8 3308 Riverside Desert Center. 610 Comment
  POM118632  Lepidium lasiocarpum var. wrightii Marcus E. Jones 1924-2-27 S.N. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA449968  Linanthus filiformis J. C. Roos 1958-3-15 s.n. Riverside 3 miles SE of Desert Center, Chuckwalla Mtns. Comment
  UCSB42105  Linanthus filiformis Roos, John 1958-3-15 Riverside 3 miles S.E. of Desert Center, Chuckwalla Mtns. Comment
  POM364714  Linanthus jonesii N. C. Cooper 1949-4-8 3319 Riverside Desert Center. 609 Comment
  SBBG5924  Loeseliastrum matthewsii K. K. Muller 1958-3-22 920 Riverside 5.5 mi E of Desert Center Comment
  CHSC1264  Loeseliastrum schottii F. Hughes 1935-4-16 Riverside Colorado desert. Comment
  POM14104  Loeseliastrum schottii P. A. Munz, D. D. Keck 1922-4-13 4936 Riverside Desert Center. 183 Comment
  UC218031  Loeseliastrum schottii P. A. Munz, D. Keck 1922-4-13 4936 Riverside Chuckwalla Valley, Desert Center Colorado Desert, Chuckwalla Valley, Desert Center 182 Comment
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Apr 5 2011
  CLARK-A1528-2805  Lotus rigidus John C. Roos 1966-2-12 Riverside Chuckwalla Mountains Comment
  RSA450112  Lotus rigidus J. C. Roos 1966-2-12 s.n. Riverside Chuckwalla Mtns., 2.5 miles SE of Desert Center Comment
  RSA775300  Lotus rigidus Duncan S. Bell 2011-3-18 2057 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  SEINET3563106 Image available Lotus rigidus Leila M. Shultz, John S. Shultz 1985-4-18 8331 Riverside Chuckawalla Mountains, 1 mile west of Astec Well, 11.7 miles south of I-15 616 Comment
  UCR237490  Lotus rigidus Duncan S. Bell 2011-3-18 2057 Riverside Mojave Desert, Chuckwalla Mountains, north side of mountain range c. 3 air mi southeast of Desert Center 392 Comment
  UCR23852  Lotus rigidus John C. Roos 1966-2-12 s.n. Riverside Sonoran (Colorado) Desert, 2.5 mi SE of Desert Center, Chuckwalla Mtns Comment
  RSA776837  Lotus strigosus Amber Swanson, Duncan S. Bell 2011-3-18 221 Riverside About 3 airmiles SE of Desert Center, N of Chuckwalla Mtns. 392 Comment
  RSA414834  Lupinus arizonicus H. de Forest 1937-3-15 s.n. Riverside West of Desert center Comment
  RSA607582  Lupinus arizonicus R. S. Woglum 1939-4-11 2204 a Riverside Sonora Desert: Desert Center. Comment
  RSA776936  Lupinus arizonicus Amber Swanson, Duncan S. Bell 2011-3-18 219 Riverside About 3 airmiles SE of Desert Center, N of Chuckwalla Mtns. 392 Comment
  CAS-BOT-BC231412  Lycium andersonii J. C. Roos 1966-2-12 s.n. Riverside 2 miles east of Desert Center Comment
  CLARK-A1528-4345  Lycium andersonii John C. Roos 1966-2-12 Riverside Chuckwalla Valley Comment
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May 21 2016
  HSC25925  Lycium andersonii R. W. Spjut 1972-1-20 2124 Riverside Colorado Desert, N base of the Chuckawalla Mtns. 305 Comment
  RSA443394  Lycium andersonii J. C. Roos 1966-2-12 s.n. Riverside 2 mi. E of Desert Center. In wash with Olneya tesota. Comment
  RSA699027  Lycium andersonii J. R. Bruff 1928-4-3 184 Riverside 3 mi. E. of Desert Center. Comment
  UCSB38066  Lycium andersonii Roos, John 1981-8-1 Riverside 2 miles east of Desert Center Comment
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May 21 2016
  CLARK-A1528-2003  Machaeranthera tortifolia John C. Roos 1949-4-10 4225 Riverside Chuckwalla Mountains Comment
  VVC2031  Malacothrix stebbinsii 2010-4-7 s.n. Riverside Colorado Desert, 3.1 miles ESE of Desert Center on the south side of the highway between two service roads. 254 Comment
  CAS-BOT-BC216176  Marina parryi Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center Comment
  CAS-BOT-BC216177  Marina parryi Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center, Colo Desert Comment
  CAS-BOT-BC218950  Marina parryi Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center Comment
  RSA404230  Marina parryi N. C. Cooper 1949-4-8 3295 Riverside Desert Center. 610 Comment
  SD44843  Marina parryi Darley F. Howe 1952-4-28 Riverside 4.0 miles east of Desert Center Comment
  UC990935  Marina parryi D. F. Howe 1952-4-28 Riverside 4 mi e Desert Center Comment
  UCR178556  Marina parryi R. G. Swinney 1967-3-12 083 Riverside Sonoran (Colorado) Desert, North of Desert Center, [a short distance] along the road 274 Comment
  CHSC7076  Mentzelia I. Wilson 1969-4-6 Riverside Dry stream bed on e side of access road to Desert Center on s side of Highway 10. Comment
  RSA775102  Mentzelia albicaulis Duncan S. Bell, Michael Hee 2011-3-18 2051 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  CHSC1020  Mentzelia involucrata var. megalantha V. Holt 1935-4-15 Riverside Colorado Desert. Comment
  UC700968  Mentzelia longiloba Aven and Ruth Nelson 1939-3-30 3336 Riverside near Desert Center (hiway 60) Comment
  UC724205  Mentzelia longiloba Aven and Ruth Nelson 1939-3-30 3336 Riverside near Desert Center (hiway 60) Comment
  RSA446831  Mentzelia obscura N. C. Cooper 1949-4-8 3303 Riverside Desert Center. 610 Comment
  CLARK-A1528-4229  Mimulus bigelovii John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  HSC28446  Mimulus bigelovii var. bigelovii Richard Spjut 1973-4-10 3292 Riverside Colorado Desert: N face of Chuckawalla Mts., ca. 3-4 mi/ S of Desert Center 305 Comment
  JEPS86844  Mimulus bigelovii var. bigelovii David M. Thompson 1988-3-4 823 Riverside 1.6 mi ese I-10 interchange at Desert Center (along dirt road parallel to I-10 on s side, not far beyond (+/- e of) the Desert Center Pumping Station) 270 Comment
  POM42984  Mimulus bigelovii var. bigelovii Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA420965  Mimulus bigelovii var. bigelovii N. C. Cooper 1949-4-8 3318 Riverside Desert Center. 610 Comment
  RSA535794  Mimulus bigelovii var. bigelovii David M. Thompson 1988-3-4 823 Riverside 1.6 ESE of I-10 interchange at Desert Center along dirt road parallel to I-20 (S side of freeway), not far beyond, E of the Desert Center Pumping Station. 82 Comment
  UCR19077  Mimulus bigelovii var. bigelovii John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  CAS-BOT-BC384085  Mirabilis laevis var. villosa J. C. Roos 1966-3-26 s.n. Riverside 2 miles S.E. of Desert Center Comment
  RSA450140  Mirabilis laevis var. villosa J. C. Roos 1966-3-26 s.n. Riverside 2 miles SE of Desert Center. Comment
  RSA659480  Mirabilis laevis var. villosa J. C. Roos 1966-3-26 s.n. Riverside 2 miles SE of Desert Center. Comment
  CLARK-A1528-4222  Mohavea confertiflora John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-4225  Mohavea confertiflora John C. Roos 1937-4-28 1287 Riverside Desert Center Comment
  HSC28442  Mohavea confertiflora R. W. Spjut 1973-4-10 3295 Riverside Colorado Desert: N slopes of the Chuckawalla Mtns., 3-4 mi. directly S of Desert Center 305 Comment
  HSC47582  Mohavea confertiflora R. W. Spjut, C. E. Edson 1978-5-3 5011 Riverside Colorado Desert: N face of Chuckawalla Mtns. 1 mi. E of Granite Mine SE of Desert Center 335 Comment
  POM305609  Mohavea confertiflora Henry J. Ramsey, Henry J. Ramsey 1937-3-2 908 Riverside Desert center, Mojave Desert Comment
  RSA408755  Mohavea confertiflora N. C. Cooper 1949-4-8 3300 Riverside Desert Center. 610 Comment
  RSA444464  Mohavea confertiflora J. C. Roos 1966-3-20 s.n. Riverside Wash 2 miles SE of Desert Center Comment
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Aug 22 2011
  RSA0027469  Mollugo cerviana Deidre Conocchioli, Billy Sale, Naomi S. Fraga 2013-9-25 58 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  UCD99623  Mollugo cerviana B. Pitzer 1997-10-19 3356 Riverside N foot of Chuckwalla Mts., Eagle Mtn Rd on S side of Hwy I-10. 0.8 mile S of Hwy at Powerline Rd. 500 Comment
  UCR251724  Mollugo cerviana Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 58 Riverside Sonoran (Colorado) Desert, east of Alligator Rock; from I-10 at Desert Center, head south on CA 177 to BLM Rd 394 (dirt), collection site is 1.1 miles SW of I-10 exit ramp 334 Comment
  HSC28421  Monoptilon bellioides Richard Spjut 1973-4-5 3265 Riverside Colorado Desert; N slopes of the Chuckawalla Mtns. ca. 3-4 mi. S of Desert Center 305 Comment
  POM363580  Monoptilon bellioides N. C. Cooper 1949-4-8 3301 Riverside Desert Center. 610 Comment
  POM41981  Monoptilon bellioides Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA48426  Monoptilon bellioides E. K. Balls 1949-4-3 12911 Imperial Beal Well on road from Niland to Blyther, Colorado Desert. 457 Comment
  UCR19047  Monoptilon bellioides John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  CLARK-A1528-4756  Muhlenbergia microsperma John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  SD124759  Muhlenbergia microsperma John C. Roos 1966-3-20 Riverside Chuckawalla Mtns., 2 I(c) mi. SE of Desert Center Comment
  UCR41457  Muhlenbergia microsperma A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6135 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  UC724319  Nama Aven and Ruth Nelson 1939-3-30 3348 Riverside Sandy desert hiway 60 from Mecca to Blythe; from Mecca to Blythe Comment
  CHSC692  Nama demissa F. Hughes 1935-4-16 Riverside Colorado Desert Comment
  HSC28433  Nama demissa Richard Spjut 1973-4-5 3264 Riverside Colorado Desert; N slopes of the Chuckawalla Mtns. ca. 3-4 mi. S of Desert Center 305 Comment
  RSA421104  Nama demissa N. C. Cooper 1949-4-8 3299 Riverside Desert Center. 610 Comment
  SEINET3091487 Image available Nama demissa Norman C. Cooper 1949-4-8 3299 Riverside Desert Center, Desert Center. Comment
  UCR23564  Nama demissa John C. Roos 1966-3-26 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 mi SE of Desert Center 366 Comment
  CLARK-A1528-5061  Nama hispida var. spathulata John C. Roos 1949-4-9 4203 Riverside Desert Center 274 Comment
  RSA45513  Nama hispida var. spathulata J. C. Roos 1949-4-9 4203 Riverside 3 mi. N.E. of Desert Center. Comment
  RSA648067  Nama hispida var. spathulata J. C. Roos 1949-4-9 4203 Riverside 3 mi. N.E. of Desert Center. Comment
  UCR19170  Nama hispida var. spathulata John C. Roos 1949-4-1 4203 Riverside Sonoran (Colorado) Desert, 3 mi. NE of Desert Center. Comment
  CLARK-A1528-2369  Nemacladus glanduliferus John C. Roos 1966-3-26 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-2371  Nemacladus glanduliferus John C. Roos 1966-3-20 Riverside Comment
  RSA591746A  Nemacladus orientalis J. C. Roos 1966-3-26 s.n. Riverside 2 mi S.E. of Desert Center. Comment
  UCR20301A  Nemacladus orientalis John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  CLARK-A1528-4885  Nemacladus rubescens John C. Roos 1937-4-28 1290 Riverside Comment
  SEINET3409351  Nemacladus tenuis var. aliformis G. Rink, T. Thomas 2013-3-30 11922 Riverside About 3 miles east of Desert Center 220 Comment
  RSA591746B  Nemacladus tenuis var. tenuis J. C. Roos 1966-3-26 s.n. Riverside 2 mi S.E. of Desert Center. Comment
  UCR20301B  Nemacladus tenuis var. tenuis John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  HSC24979  Nicotiana obtusifolia R. W. Spjut 1972-2-1 2163 Riverside Colorado Desert, N base of Chuckawalla Mtns., 3-4 mi. S of Desert Center 305 Comment
  HSC28491  Nicotiana obtusifolia R. W. Spjut 1973-4-10 3289 Riverside Colorado Desert, N face of Chuckawalla Mts. 3-4 mi. S Desert Center 305 Comment
  POM355577  Oenothera deltoides subsp. deltoides M. B. Dunkle 1935-3-19 4400 Riverside Desert Center. 610 Comment
  POM66421  Oenothera deltoides subsp. deltoides Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  POM67095  Oenothera deltoides subsp. deltoides Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  UC723984  Oenothera deltoides subsp. deltoides Aven Nelson and Ruth A. Nelson 1930-3-30 3337 Riverside on hwys 60 and 70 between Blythe and Mecca Comment
  POM122332  Oligomeris linifolia Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  CAS-BOT-BC154111  Olneya tesota K. Larson 1976-10-1 s.n. Riverside So. of Desert Center Comment
  CLARK-A1528-2863  Olneya tesota John C. Roos 1965-12-4 Riverside Colorado Desert 365 Comment
  POM348470  Olneya tesota John Comstock 1942-5-31 645 Riverside Desert Center. Comment
  RSA444475  Olneya tesota J. C. Roos 1965-12-4 s.n. Riverside 2 miles SE of Desert Center. 366 Comment
  UCR18944  Olneya tesota John C. Roos 1965-12-4 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, 2 mi. SE of Desert Center 366 Comment
  UCSB26259  Olneya tesota Haller, John 1960-4-2 Riverside North side of U.S. Highway 60-70, 3.1 miles east of Desert Center 243 Comment
  UCD134895  Palafoxia arida B. Pitzer 1997-10-19 3351 Riverside N foot of Chuckwalla Mts, Eagle Mtn Rd on S side of Hwy I-10, ca. 0.8 mi. S of Hwy at Powerline Rd. 499 Comment
  POM363743  Palafoxia arida var. arida M. B. Dunkle 1935-3-17 4401 Riverside Desert Center. 610 Comment
  POM41562  Palafoxia arida var. arida Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  LA8568  Panicum hirticaule Marcus E. Jones; 1929-9-16 sn Riverside Desert Center Comment
  CLARK-A1528-4390  Parietaria floridana John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  RSA775104  Parietaria hespera Duncan S. Bell, Michael Hee 2011-3-18 2049 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  UCR19219  Parietaria hespera var. hespera John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, rocky canyon 2.5 miles SE of Desert Center 610 Comment
  HSC47471  Parkinsonia florida Richard Spjut 1978-5-10 5040 Riverside Colorado Desert: Chuckawalla Valley, ca. 1 mi. S of Desert Center 305 Comment
  LA45741  Parkinsonia florida J. Warren; 1952-4-28 sn Riverside Desert Center Comment
  UCR25860  Parkinsonia florida John C. Roos 1937-4-28 794 Riverside Sonoran (Colorado) Desert, Desert Center 274 Comment
  RSA0022749  Pectis papposa var. papposa April Garbat, Deidre Conocchioli 2013-9-12 125 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  RSA644211  Pectis papposa var. papposa V. W. Steinmann 1999-10-26 1417 Riverside foothills of the Chuckwalla Mountains, open desert ca. 2 km south of Desert Center. 325 Comment
  SEINET10292270 Image available Pectis papposa var. papposa April Garbat, Deirdre Conocchioli 2013-9-12 125 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: East of Alligator Rock; From I-10 at Desert Center, head south on CA-177 to BLM 394 (dirt). Collection site is 1.1 miles SW of insterstate exit ramp. 334 Comment
  CLARK-A1528-2247  Pectocarya heterocarpa John C. Roos 1966-3-20 Riverside Comment
  POM118683  Pectocarya heterocarpa Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  UCR20304  Pectocarya heterocarpa John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  SBBG6318  Pectocarya recurvata H. and M. Dearing 1942-4-3 4853 Riverside near Desert Center 518 Comment
  CAS-BOT-BC245644  Penstemon pseudospectabilis Edmund C. Jaeger 1940-11-12 s.n. Riverside McKinley Spring, north side of Chuckawalla Mts. 853 Comment
  CLARK-A1528-4314  Penstemon pseudospectabilis John C. Roos 1958-2-22 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-4315  Penstemon pseudospectabilis John C. Roos 1949-4-10 4227 Riverside Chuckwalla Mountains Comment
  UCR23246  Penstemon pseudospectabilis John C. Roos 1958-2-22 s.n. Riverside Chuckwalla Mtns., Canyon 2.5 mi S.E. of Desert Center Comment
  CLARK-A1528-4973  Perityle emoryi John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  HSC29904  Perityle emoryi Richard Spjut 1972-2-1 2169 Riverside Colorado Desert: N base of Chuckawalla Mtns., ca. 3 mi. S of Desert Center 305 Comment
  POM305614  Perityle emoryi Henry J. Ramsey, Henry J. Ramsey 1937-3-2 903 Riverside Desert center, Mojave Desert Comment
  POM41473  Perityle emoryi Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  POM41582  Perityle emoryi Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  UCR18625  Perityle emoryi John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, rocky canyon 2.5 miles SE of Desert Center 610 Comment
  CLARK-A1528-2999  Phacelia crenulata John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-5435  Phacelia crenulata John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-5436  Phacelia crenulata John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-5437  Phacelia crenulata John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  UCR19174  Phacelia crenulata John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  CHSC713  Phacelia distans V. Holt 1942-3-20 Riverside Desert Center. Comment
  CLARK-A1528-3006  Phacelia distans John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  POM118674  Phacelia distans Marcus E. Jones 1924-7-22 s.n. Riverside Desert Center. Comment
  RSA426211B  Phacelia distans N. C. Cooper 1949-4-8 3309 Riverside Desert Center. 610 Comment
  RSA658860  Phacelia distans J. C. Roos 1966-3-20 s.n. Riverside 2 miles SE of Desert Center. Comment
  UCR19172  Phacelia distans John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  RSA112662  Phacelia minutiflora H. D. Ripley, R. C. Barneby 4269 Riverside Desert Center. 305 Comment
  RSA428263  Phacelia minutiflora N. C. Cooper 1949-4-8 3293 Riverside Desert Center. 610 Comment
  UCR41464  Phacelia neglecta A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6138 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  HSC28492  Phacelia pedicellata Richard Spjut 1973-4-10 3294 Riverside Colorado Desert, N face of Chuckawalla Mtns., 3-4 mi. S of Desert Center 305 Comment
  CHSC1928  Physalis crassifolia V. Holt 1935-4-16 Riverside Colorado Desert. Comment
  HSC27764  Physalis crassifolia R. W. Spjut 1973-5-3 3343 Riverside Colorado Desert; N face of Chuckawalla Mts. 3-4 mi. S of Desert Center 305 Comment
  RSA423818  Physalis crassifolia N. C. Cooper 1949-4-8 3307 Riverside Desert Center. 610 Comment
  RSA644212  Physalis crassifolia Victor W. Steinmann 1999-10-26 1414 Riverside foothills of the Chuckwalla Mountains, open desert ca. 2 km south of Desert Center. 325 Comment
  SD230304  Physalis crassifolia V. W. Steinmann 1999-10-26 1414 Riverside Foothills of the Chuckwalla Mountains, open desert ca. 2 km south of Desert Center. 324 Comment
  UCR117686  Physalis crassifolia V. W. Steinmann 1999-10-26 1414 Riverside Sonoran (Colorado) Desert, foothills of the Chuckwalla Mtns, open desert c. 2 km south of Desert Center. 325 Comment
  UCR41456  Physalis crassifolia A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6134 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  CLARK-A1528-3429  Plantago insularis John C. Roos 1966-3-20 Riverside Comment
  RSA402037B  Plantago ovata var. fastigiata M. B. Dunkle 1935-3-17 4408 Riverside Desert Center. 610 Comment
  RSA659485  Plantago ovata var. fastigiata J. C. Roos 1966-3-20 s.n. Riverside 2 miles SE of Desert Center. Comment
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Dec 17 2011
  POM118377  Pleuraphis rigida Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  UC724190  Pleuraphis rigida Aven and Ruth Nelson 1939-3-30 3342 Riverside Hiway 60 near Desert Center Comment
  HSC25078  Pleurocoronis pluriseta Richard Spjut 1972-2-1 2171 Riverside Colorado Desert; N base and slopes of the Chuckawalla Mts., ca. 3-4 mi. S of Desert Center 305 Comment
  LA102219  Pleurocoronis pluriseta John C. Roos; 1966-3-10 sn Riverside Chuckwalla Mountains, 3 mi. SE of Desert Center Comment
  SBBG87786  Pleurocoronis pluriseta A. C. Sanders, B. Pitzer 1986-3-3 6139 Riverside N foot of Chuckwalla Mtns, 2.75 air mi SE of Desert Center 365 Comment
  UC1547013  Pleurocoronis pluriseta Leila M. Shultz and John S. Shultz 1985-4-18 8351 Riverside se benches Chuckawalla Mountains (Alligator Rock) 341 Comment
  UCD134970  Pleurocoronis pluriseta J. C. Roos 1966-3-10 s.n. Riverside 3 miles southwest of Desert Center, Chuckwalla Mtns. Comment
  UCR18637  Pleurocoronis pluriseta John C. Roos 1966-3-10 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns. 3 mi. SE of Desert Center Comment
  UCR41763  Pleurocoronis pluriseta A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6139 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  HSC24978  Porophyllum gracile Richard Spjut 1972-2-1 2166 Riverside Colorado Desert: N face of Chuckawalla Mts. ca. 3-4 mi. S of Desert Center 305 Comment
  HSC25126  Porophyllum gracile Richard Spjut 1972-2-12 2190 Riverside Colorado River: N base and face of the Chuckawalla Mtns., ca. 3 to 4 mi. S of Desert Center 305 Comment
  GMDRC3105  Proboscidea althaeifolia J. Andre, T. La Doux 2008-9-13 10267 Riverside Chuckwalla Valley: along dirt road approx. 2 mi. N. of Desert Center, 0.5 mi. W. of Tamarisk Golf Course (at Kaiser Rd Jct) 33 deg. 44.159' N 115 deg. 24.434' W. Elev. 769 ft. 234 Comment
  RSA0013888  Proboscidea althaeifolia Jim Andre, Tasha La Doux 2008-9-13 10267 Riverside Chuckwalla Valley: along dirt road approximately 2 mi. N of Desert Center, 0.5 miles W of Tamarisk Golf Course (at Kaiser Rd. Jct.) 234 Comment
  UCR211500  Proboscidea althaeifolia Jim Andre, T. La Doux 2008-9-13 10267 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along dirt road c. 2 mi. north of Desert Center, 0.5 mi. west of Tamarisk Golf Course/Kaiser Road jct. 234 Comment
  UCR280431  Proboscidea althaeifolia Onkar Singh 2015-11-10 5612 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 2.5 km north of Desert Center, on west margin of Kaiser Road 50 meters south of Oasis Rd. 231 Comment
  HSC47470  Psathyrotes ramosissima Richard Spjut 1978-5-10 5039 Riverside Colorado Desert: Chuckawalla Valley, ca. 1 mi. S of Desert Center 305 Comment
  SEINET2054370 Image available Psathyrotes ramosissima E. R. Blakley 1952-8-17 1557 San Bernardino Desert Center. 515 Comment
  CAS-BOT-BC353628  Psorothamnus emoryi Roxana S. Ferris 1918-6-15 998 Riverside at Greundikes Well on Mecca-Blythe Road Comment
  CAS-BOT-BC353642  Psorothamnus emoryi Roxana S. Ferris 1918-6-15 998 Riverside Gruendike's Well on Mecca-Blythe Road Comment
  CHSC843  Psorothamnus emoryi L. Nelson 1935-4-17 Riverside Colorado Desert. Comment
  CHSC850  Psorothamnus spinosus L. Nelson 1935-4-17 Riverside Colorado Desert. Comment
  POM305599  Rafinesquia neomexicana Henry J. Ramsey, Ramsey 1937-3-2 883 Riverside Desert Center Comment
  POM41556  Rafinesquia neomexicana Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center, Colorado Desert Comment
  POM306692  Salazaria mexicana Henry J. Ramsey, Henry J. Ramsey 1938-4-26 1690 Riverside Near Desert Center. Comment
  RSA775299  Salazaria mexicana Duncan S. Bell 2011-3-18 2058 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment
  CHSC780  Salvia apiana 1935-4-1 Riverside Colorado Desert. Comment
  CDA2418  Schismus arabicus G. D. Barbe 1984-2-7 4133 Riverside 2 miles northeast of Desert Center. 0 Comment
  HSC27319  Senecio californicus Richard Spjut 1973-5-3 3341 Riverside Colorado Desert, N face of Chuckawalla Mtns. 3-4 mi. S of Desert Center 305 Comment
  CLARK-A1528-2086  Senecio mohavensis John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-2087  Senecio mohavensis John C. Roos 1949-4-10 4223 Riverside Chuckwalla Mountains Comment
  OBI38334  Senecio mohavensis A. C. Sanders, D. Charlton, & B. Pitzer, B. Pitzer 1986-3-3 6137 Riverside N foot of the Chuckwalla Mts, 2-3/4 mi airline SE of Desert Center 366 Comment
  SBBG87940  Senecio mohavensis A. C. Sanders 1986-3-3 6137 Riverside N foot of Chuckwalla Mtns, 2.75 air mi SE of Desert Center 365 Comment
  UCR18629  Senecio mohavensis John C. Roos, Lucille Roos 1949-4-10 4223 Riverside Sonoran (Colorado) Desert, Chuckwalla Mts, canyon 3.5 mi. SE of Desert Center 612 Comment
  UCR41458  Senecio mohavensis A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6137 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  HSC25922  Simmondsia chinensis R. W. Spjut 1972-1-20 2127 Riverside Colorado Desert, N base of the Chuckawalla Mtns. 305 Comment
  SEINET7376779 Image available Simmondsia chinensis Leila M. Shultz, John S. Shultz 1985-1 8354 Riverside Southeast benches of the Chuckwalla Mountains at Alligator Rock 341 Comment
  POM305601  Sphaeralcea Henry J. Ramsey, Henry J. Ramsey 1937-3-2 881 Riverside Desert center, Mojave Desert Comment
  HSC25926  Sphaeralcea ambigua R. W. Spjut 1972-1-20 2125 Riverside Colorado Desert, N base of the Chuckawalla Mtns. 305 Comment
  RSA445036  Sphaeralcea ambigua subsp. rosacea N. C. Cooper 1949-4-8 3310 Riverside Desert Center. 610 Comment
  GH420973  Sphaeralcea angustifolia A. Nelson & R. A. Nelson 1939-3-30 3345 Unknown hiway [highway] 60, near Desert Center, between Mecca and Blythe Comment
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Mar 8 2013
  UC219244  Sphaeralcea angustifolia Edmund C. Jaeger Apr 1921 1174 Riverside Gruendyke's Well, on Blythe Road Colorado Desert Comment
  UCR41617  Sphaeralcea laxa A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6145 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  HSC47591  Stillingia spinulosa Richard Spjut 1978-5-10 5037 Riverside Colorado Desert, N face of Chuckawalla Mtns., along road to Granite Mine ca. 1/2 mi. S of Desert Center 305 Comment
  POM13876  Stillingia spinulosa E. C. Jaeger 1921-3-28 1172 Riverside Chuckawalla Valley. Comment
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Nov 6 2011
  POM118626  Streptanthella longirostris Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA0043034  Tamarix Duncan S. Bell, Evan Meyer 2014-4-3 6533 Riverside Chuckwalla Mountains; northeast section of range; Spring Tank, approximately 3.25 air miles southeast of Desert Center. 446 Comment
  UCR178550  Tamarix pentandra R. G. Swinney 1967-3-12 084 Riverside Sonoran (Colorado) Desert, North of Desert Center, [a short distance] along the road 274 Comment
  SBBG87943  Thamnosma montana A. C. Sanders, D. Charlton, B. Pitzer 1986-3-3 6132 Riverside N foot of the Chuckwalla Mtns, 2.75 mi SE of Desert Center 365 Comment
  SEINET3074679 Image available Thamnosma montana A. C. Sanders, D. Charlton, B. Pitzer 1986-3-3 6132 Riverside North foot of the Chuckwalla Mountains, 2.75 miles airline SE of Desert Center. 370 Comment
  UCR41764  Thamnosma montana A. C. Sanders, B. Pitzer, D. Charlton, , J. Kniffen, R. Kniffen 1986-3-3 6132 Riverside Sonoran (Colorado) Desert, N foot of the Chuckwalla Mountains, 2.75 mi (airline) SE of Desert Center 367 Comment
  RSA124450  Tidestromia oblongifolia Percy C. Everett, E. K. Balls 1958-4-29 23022 Riverside 4 miles NE of Desert Center along road to Rice and Vidal Jct. 259 Comment
  SEINET3102665  Tidestromia oblongifolia J. P. Lynch 2009-11-2 003 Riverside An old open lot 275 Comment
  UC1080456  Tidestromia oblongifolia P. C. Everett and E. K. Balls 1958-4-29 23022 Riverside 4 mi NE of Desert Center alng road to Rice and Vidal Jct. 259 Comment
  SD135660  Tidestromia suffruticosa var. oblongifolia P. C. Everett, E. K. Balls 1958-4-29 23022 Riverside 4 miles northeast of Desert Center along road to Rice and Vidal Junction 259 Comment
  UCD97881  Tidestromia suffruticosa var. oblongifolia P. C. Everett; E. K. Balls 1958-4-29 23022 Riverside 4 mi. ne. of Desert Center along road to Rice and Vidal Jct. 259 Comment
  UCD97883  Tidestromia suffruticosa var. oblongifolia P. C. Everett; E. K. Balls 1958-4-29 23022 Riverside 4 mi. ne. of Desert Center along road to Rice and Vidal Jct. 259 Comment
  SFV17348  Tiquilia plicata J. D. Dilley, J. N. Hogue 1998-4-24 283 Riverside Colorado Desert Along Interstate Highway 10, just east of Desert Center. 300 Comment
  CLARK-A1528-2131  Trichoptilium incisum John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  HSC28429  Trichoptilium incisum Richard Spjut 1973-4-10 3291 Riverside Colorado Desert, N face of Chuckawalla Mtns., 3-4 mi. S of Desert Center 305 Comment
  POM41474  Trichoptilium incisum Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  UCR18810  Trichoptilium incisum John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, rocky canyon 2.5 miles SE of Desert Center 610 Comment
  CLARK-A1528-5283  Tridens muticus John C. Roos 1947-1-11 3198 Riverside Chuckwalla Mountains Comment
  CLARK-A1528-5287  Tridens muticus John C. Roos 1966-11-12 Riverside Chuckawalla Mountains Comment
  RSA659764  Tridens muticus J. C. Roos 1966-11-12 s.n. Riverside Spring Tank, Chuckwalla Mtns. Comment
  UCR19283  Tridens muticus John C. Roos 1947-1-11 3198 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, north slope of mountains, 3.5 mi SE of Desert Center 366 Comment
  UCR24378  Tridens muticus John C. Roos 1966-11-12 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, Spring Tank 457 Comment
  UCSB51396  Tridens muticus Roos, John 1966-11-12 Riverside Spring Tank, Chuckwalla Mtns. Comment
  CAS-BOT-BC199560  Tridens muticus var. muticus J. C. Roos 1966-11-12 s.n. Riverside Spring Tank, Chuckwalla Mtns. Comment
  HSC24984  Trixis californica Richard Spjut 1972-2-1 2161 Riverside Colorado Desert; N base and slopes of the Chuckawalla Mts., ca. 3-4 mi. S of Desert Center 305 Comment
  RSA338319  Trixis californica L. M. Shultz, John Shultz 1985-4-18 8350 Riverside southwest benches of the Chuckwalla Mountains at Alligator Rock. 341 Comment
  SEINET10759428  Trixis californica Leila M. Shultz, John S. Shultz 1985-4-18 Shultz 8350 Riverside Southeast benches of the Chuckawalla Mountains at Alligator Rock. 341 Comment
  UC1547014  Trixis californica var. californica Leila M. Shultz and John S. Shultz 1985-4-18 8350 Riverside se benches of the Chuckawalla Mountains at Alligator Rock; se benches of Chuckawalla Mountains, Alligator Rock 341 Comment
  HSC25818  Xylorhiza tortifolia Richard Spjut 1972-3-20 2290 Riverside Colorado Desert, N-face of Chuckawalla Mtns., ca. 3-4 mi. S of Desert Center, around Morongo Basin and at the N base of the San Bernardino Mts. 305 Comment
  RSA775301  Xylorhiza tortifolia Duncan S. Bell 2011-3-18 2056 Riverside Chuckwalla Mountains; north side of mountain range approximately 3 air miles southeast of Desert Center. 392 Comment



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