Taxon Report
Castela emoryi (Gray) Moran & FelgerEmory's crucifixion-thorn |
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Taxon Summary
Castela emoryi, commonly known as Emory's crucifixion-thorn, is a perennial deciduous shrub in the Simaroubaceae that is found in California and elsewhere. It occurs within Mojavean desert scrub, Playas, and Sonoran desert scrub, growing at elevations from 90 to 725 meters. Castela emoryi is ranked 2B.2, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Moderately threatened in California.Classification
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Scientific Name: |
Castela emoryi (Gray) Moran & Felger |
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Common Name: |
Emory's crucifixion-thorn |
| Family: | Simaroubaceae |
| Element Code: | PDSIM03030 |
| USDA Plants Symbol: | CAEM4 |
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Synonyms/Other Names: |
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Ecology and Life History
| Lifeform: | perennial deciduous shrub |
| Blooming Period: (Apr)Jun-Jul(Sep-Oct) | (Apr)Jun-Jul(Sep-Oct) |
| Elevation: | 90-725 (295-2380) |
| General Habitats: | Mojavean desert scrub, Playas, Sonoran desert scrub |
| Microhabitat: | Gravelly |
| Microhabitat Details: |
Conservation Status
| CA Rare Plant Rank: | 2B.2 |
| Global Rank: | G3G4 |
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State Rank: |
S2S3 |
| State List: | None |
| Fed List: | None |
| Other Status: | SB_CalBG/RSABG |
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CRPR Changes: |
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Occurrence Data from the CNDDB
| Total Occurrences: | 55 |
| Element Occurrence Ranks: | |
| Excellent (A) | 2 |
| Good (B) | 8 |
| Fair (C) | 4 |
| Poor (D) | 5 |
| None (X) | 5 |
| Unknown (U) | 31 |
| California Endemic: False | |
| California Counties and Islands: Name (Code) | |
| Imperial (IMP), Inyo (INY), Riverside (RIV), San Bernardino (SBD) | |
| Quads: Name (Quad Code) | |
| Amboy (3411556), Broadwell Lake (3411672), Chuckwalla Spring (3311542), Cibola (3311436), Clarks Pass (3411515), Corn Spring (3311563), Coxcomb Mts. (3311583), Coyote Wells (3211568), Daggett (3411678), Dale Lake (3411526), Desert Center (3311564), Dunn (3511614), East of Dale Lake (3411525), East of Red Canyon (3311555), Emerson Lake (3411644), Goffs (3411581), Hayfield (3311566), Hayfield Spring (3311565), Hector (3411674), Lavic Lake (3411663), Ludlow (3411662), Minneola (3411677), Morgans Well (3411652), Mt. Barrow (3311428), Nebo (3411688), New Dale (3411516), Palen Mountains (3311571), Palo Verde (3311446), Palo Verde Peak (3311437), Parker (3411423), Rice (3411417), Savahia Peak NE (3411445), Savahia Peak NW (3411446), Sleeping Beauty (3411673), Snaggletooth (3411456), Stepladder Mts. NW (3411468), Sunshine Peak (3411664)?, Thumb Peak (3311447), Trona East (3511773), Troy Lake (3411675), Victory Pass (3311574), West of Palo Verde Peak (3311438), West of Soda Lake (3511622), Wileys Well (3311448), Yermo (3411687), Yuha Basin (3211567) | |
Threat List Data from the CNDDB
| Threat List Total: | 10 | |
| EOs with Threat Listed: | Total EOs | % of EOs |
| 23 | 42 % | |
| ORV activity | 12 | 21% |
| Development | 10 | 18% |
| Military operations | 4 | 7% |
| Other | 4 | 7% |
| Road/trail construction/maint. | 4 | 7% |
| Vandalism/dumping/litter | 2 | 3% |
| Non-native plant impacts | 2 | 3% |
| Foot traffic/trampling | 1 | 1% |
| Grazing | 1 | 1% |
| Recreational use (non-ORV) | 1 | 1% |
Citation
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 5 February 2025].