Species Details

Proboscidea althaeifolia

desert unicorn-plant

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Scientific Name:
Proboscidea althaeifolia (Benth.) Dcne.
Common Name:
desert unicorn-plant
Family: Martyniaceae
Element Code: PDPED06010
USDA Plants Symbol: PRAL4
Synonyms/Other Names:
Lifeform: perennial herb
Blooming Period: May-Sep(Oct)
JFMAMJJASOND
Elevation:
85 - 1000 meters
280 - 3280 feet
General Habitats:
  • Sonoran desert scrub
Microhabitat Details: gently sloping sandy flats and washes
Microhabitat:
  • Flats
  • Roadsides (sometimes)
  • Sandy
  • Slopes
  • Washes
Notes:
Potentially threatened by solar energy development and vehicles.
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)
Arizona (AZ), Baja California (BA), California (CA), New Mexico (NM), Sonora, Mexico (SO)
California Counties and Islands: Name (Code)
Imperial (IMP), Riverside (RIV), San Bernardino (SBD), San Diego (SDG)
Quads: Name (Quad Code)
Agua Caliente Springs (3211683), Arroyo Tapiado (3211682), Carrizo Mtn. (3211671), Chuckwalla Spring (3311542), Corn Spring (3311563), Cross Roads (3411422), Desert Center (3311564), East of Aztec Mines (3311551), East of Victory Pass (3311573), Ford Dry Lake (3311561), Hayfield Spring (3311565), Hopkins Well (3311458), Little Chuckwalla Mts. (3311541), McCoy Peak (3311467), McCoy Spring (3311468), McCoy Wash (3311466), Palo Verde (3311446), Rice (3411417), Ripley (3311456), Roosevelt Mine (3311457), Savahia Peak NW (3411446), Snaggletooth (3411456), Styx (3311487), Sweeney Pass (3211672), Thumb Peak (3311447), Victory Pass (3311574)
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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