Species Details

Dudleya attenuata ssp. attenuata

Orcutt's dudleya

  Download Report   Calflora    eFlora    CCH    CalPhotos  
No Photo Available
Scientific Name:
Dudleya attenuata (S. Watson) Moran ssp. attenuata
Common Name:
Orcutt's dudleya
Family: Crassulaceae
Element Code: PDCRA04032
USDA Plants Symbol:
Synonyms/Other Names:
CA Rare Plant Rank: 2B.1
Fed List: None
State List: None
Global Rank: G4T1T2
State Rank:
S1
Other Status: SB_CalBG/RSABG
CRPR Changes:
changed from 2.1 to 2B.1 on 2013-06-12
Add Date: 1974-01-01
Date Edited: 2021-12-09
Lifeform: perennial herb
Blooming Period: May-Jul
JFMAMJJASOND
Elevation:
3 - 50 meters
10 - 165 feet
General Habitats:
  • Coastal bluff scrub
  • Chaparral
  • Coastal scrub
Microhabitat Details:
Microhabitat:
  • Gravelly (sometimes)
  • Rocky (sometimes)
Notes:
Known in CA only from Border Field SP. Possibly threatened by trampling and Border Patrol activities. See Bulletin of the New York Botanical Garden 3:36 (1903) for original description.
Threats:
Taxonomy:
Threat List Total: 5
Total EOs % of EOs
EOs with Threat Listed: 1 100 %
THREAT LIST:
Development 1 100%
Foot traffic/trampling 1 100%
Military operations 1 100%
Recreational use (non-ORV) 1 100%
Road/trail construction/maint. 1 100%
Total Occurrences: 1
Element Occurrence Ranks:
A B C D X U
0 0 0 1 0 0
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 1
Presence:
Presumed Extant 1
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
Baja California (BA), California (CA)
California Counties and Islands: Name (Code)
San Diego (SDG)
Quads: Name (Quad Code)
Imperial Beach (3211751)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.
Presumed Extant
Click on quad for name. Hold Shift Key to use mouse scroll wheel