CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record boechera_dispar - Mon, Dec. 6, 2021, 01:08 ET b
Boechera dispar
common namepinyon rockcress
CalPhotos image
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life formperennial herb
CA Rare Plant Rank
List 2B.3
LIST 2B: Rare, threatened, or endangered in California, but more common elsewhere.
     0.3: Not very endangered in California
state rank
S3      ranking system key
global rank
G3     G3: 21-80 occurrences or 3,000-10,000 individuals OR 10,000-50,000 acres
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (33):
Indian Cove (102C) 3411612, Yucca Valley North (103B) 3411624, Joshua Tree South (103D) 3411613, Rimrock (104A) 3411625, Onyx Peak (104B) 3411626, Moonridge (105A) 3411627, Rattlesnake Canyon (130C) 3411636, Bighorn Canyon (130D) 3411635, Big Bear City (131D) 3411637, Apple Valley South (132B) 3411742, Butler Peak (132D) 3411731, Grand View Mine (156D) 3411657, Rockhouse Basin (283B) 3511882, White Dome (283C) 3511872, Telescope Peak (302A) 3611721, Ballarat (302C) 3611712, Panamint (302D) 3611711, China Gardens (304A) 3611725, Coso Peak (304B) 3611726, Panamint Butte (326A) 3611743, Jackass Canyon (349D) 3611755, New York Butte (350B) 3611768, Mazourka Peak (372A) 3611881, Blackrock (372B) 3611882, Kearsarge Peak (373D) 3611873, Uhlmeyer Spring (392B) 3711822, Tinemaha Reservoir (392C) 3711812, Big Pine (393A) 3711823, Chocolate Mountain (411B) 3711748, Westgard Pass (412C) 3711832, Bishop (413C) 3711834, Hammil Valley (432B) 3711864, Toms Place (433C) 3711856
quad data info

Counties, states, regions:
Inyo (INY), Kern (KRN), Los Angeles (LAX), Mono (MNO), Riverside (RIV), San Bernardino (SBD), Tulare (TUL), Nevada (NV)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Joshua tree "woodland" (JTWld)
•Mojavean desert scrub (MDScr)
•Pinyon and juniper woodland (PJWld)/granitic, gravelly
blooming period Mar-Jun  
elevation range1200 - 2540 meters
Rare in SBD Co. Threatened by mining, non-native plants, recreational activities, road construction, and vehicles. See Contributions to Western Botany 8:41 (1898) for original description.
full nameBoechera dispar (M.E. Jones) Al-Shehbaz
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PDBRA060F0
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
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Suggested citation: California Native Plant Society (CNPS). 2018. Inventory of Rare and Endangered Plants (online edition, v7-18mar). California Native Plant Society. Sacramento, CA. Accessed on Mon, Dec. 6, 2021 from

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