Species Details
Calochortus excavatus
Inyo County star-tulip
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Scientific Name: Calochortus excavatus Greene |
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Common Name: Inyo County star-tulip |
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| Family: | Liliaceae | |
| Element Code: | PMLIL0D0F0 | |
| USDA Plants Symbol: | CAEX2 | |
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Synonyms/Other Names: |
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| CA Rare Plant Rank: | 1B.1 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G2 |
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State Rank: |
S2 |
| Other Status: | BLM_S; SB_SBBG; USFS_S |
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CRPR Changes: changed from 1B.1 to 1B.1 on 2011-01-26 |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2023-06-06 |
| Lifeform: perennial bulbiferous herb | ||||||||||||||
Blooming Period: Apr-Jul
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Elevation:
1150 - 2000 meters 3775 - 6560 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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Notes: Most occurrences are small remnants of former populations. Threatened by groundwater pumping, development, non-native plants, road maintenance, and grazing. See Pittonia 2:71 (1890) for original description, and Proceedings of the California Academy of Sciences III 2:146 (1901) for taxonomic treatment. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 9 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 45 | 64 % |
| THREAT LIST: | ||
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| Grazing | 40 | 57% |
| Recreational use (non-ORV) | 4 | 5% |
| Road/trail construction/maint. | 3 | 4% |
| Other | 3 | 4% |
| Groundwater pumping | 3 | 4% |
| Non-native plant impacts | 2 | 2% |
| Vandalism/dumping/litter | 2 | 2% |
| ORV activity | 1 | 1% |
| Improper burning regime | 1 | 1% |
| Total Occurrences: | 70 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 1 | 21 | 25 | 5 | 0 | 18 |
| Occurrence Status: | |||||
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| Historical >20 Years | 44 | ||||
| Recent <=20 Years | 26 | ||||
| Presence: | |||||
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| Presumed Extant | 70 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) Inyo (INY), Mono (MNO) |
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Quads: Name (Quad Code) Benton Hot Springs (3711875), Big Alkali (3811922), Big Pine (3711823), Bishop (3711834), Blackrock (3611882), Chalfant Valley (3711853), Chidago Canyon (3711854), Convict Lake (3711857), Deep Springs Lake (3711831), Fish Slough (3711844), Fish Springs (3711813), Independence (3611872), Kearsarge Peak (3611873), Laws (3711843), Lone Pine (3611851), Manzanar (3611862), Poleta Canyon (3711833), Rovana (3711845), Tinemaha Reservoir (3711812), Toms Place (3711856), Union Wash (3611861), Westgard Pass (3711832) |
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Notes:
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Presumed Extant
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