Species Details

Lycium torreyi

Torrey's box-thorn

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Scientific Name:
Lycium torreyi A. Gray
Common Name:
Torrey's box-thorn
Family: Solanaceae
Element Code: PDSOL0G0K0
USDA Plants Symbol: LYTO
Synonyms/Other Names:
Lifeform: perennial shrub
Blooming Period: (Jan-Feb)Mar-Jun(Sep-Nov)
-50 - 1220 meters
-165 - 4005 feet
General Habitat:
  • Mojavean desert scrub
  • Sonoran desert scrub
General Micro Habitat: desert valleys
Micro Habitat:
  • Rocky
  • Sandy
  • Streambanks
  • Washes
Plants in CA outside vicinity of Colorado River are likely misidentifications; needs further study. Many occurrences historical; needs field surveys. Potentially threatened by solar energy development. Often confused with L. andersonii and L. brevipes var. brevipes. See Proceedings of the American Academy of Arts and Sciences 6:47 (1862) for original description.
Total Occurrences: 0
Element Occurrence Ranks:
0 0 0 0 0 0
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 0
Presumed Extant 0
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
Arizona (AZ), California (CA), New Mexico (NM), Sonora, Mexico (SO), Texas (TX), Utah (UT)
California Counties and Islands: Name (Code)
Imperial (IMP), Inyo (INY), Los Angeles (LAX), Riverside (RIV), San Bernardino (SBD), San Diego (SDG), Santa Barbara (SBA)
Quads: Name (Quad Code)
Yuma East (3211465), Araz (3211476), Bard (3211475), Barstow (3411781), Blythe (3311455), Blythe NE (3311465), Borrego Mountain SE (3311611), Borrego Sink (3311623), Cahuilla Mtn. (3311657), Carrizo Mtn. NE (3211681), Cathedral City (3311674), Collins Valley (3311644), Corn Spring (3311563), Cross Roads (3411422), Cuyama (3411985), Daggett (3411678), Gene Wash (3411432), Hodge (3411772), Homewood Canyon (3511784), Iron Ridge (3411655), Kane Spring (3311517), Kramer Hills (3411784), Lake Havasu City South (3411443), Ludlow (3411662), Manix (3411685), Mecca (3311651), Mescal Creek (3411746), Mortmar (3311558), Myoma (3311673), Needles (3411475), New Cuyama (3411986), Palm Springs (3311675), Palm View Peak (3311665), Palmdale (3411851), Palo Verde (3311446), Parker (3411423), Parker NW (3411424), Parker SW (3411414), Picacho Peak (3211486), Ripley (3311456), Ryan (3611636), Victorville (3411753), Vidal (3411415), Vidal Junction (3411425), Whipple Mts. SW (3411434), Whipple Wash (3411433), White Water (3311686), Yucca Valley North (3411624), Yuma West (3211466)
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
Counties   Quads