Taxon Details

Dudleya alainae

Banner dudleya

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Taxon Summary:

Dudleya alainae, commonly known as Banner dudleya, is a perennial herb in the Crassulaceae that is found only in California. It occurs within Chaparral, Lower montane coniferous forest, and Sonoran desert scrub, growing at elevations from 740 to 1200 meters. Dudleya alainae is ranked 3.2, Plants About Which We Need More Information, A Review List; Moderately threatened in California.

Lifeform: perennial herb
Blooming Period: Apr-Jul
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Elevation:
740 - 1200 meters
2430 - 3935 feet
General Habitats:
  • Chaparral
  • Lower montane coniferous forest
  • Sonoran desert scrub
Microhabitat Details:
Microhabitat:
  • Rocky
Notes:
Move to CRPR 1B? A synonym of D. saxosa ssp. aloides in TJM (1993) and TJM 2. See Cactus and Succulent Journal 56:147-148 (1984) for original description. Threatened by development and non-native plants. Taxonomic questions remain unanswered by treatment in Cactus and Succulent Journal 58:111-115 (1986); critical evaluation needed.
Threats:
Taxonomy:
Total Occurrences: 0
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 0
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 0
Presence:
Presumed Extant 0
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
San Diego (SDG)
Quads: Name (Quad Code)
Earthquake Valley (3311614), Julian (3311615), Pala (3311731), Ranchita (3311625), Santa Ysabel (3311616)
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
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