Species Details
Calochortus persistens
Siskiyou mariposa-lily
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©2014 Scot Loring |
©2014 Scot Loring |
©2019 John Doyen |
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Scientific Name: Calochortus persistens Ownbey |
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Common Name: Siskiyou mariposa-lily |
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| Family: | Liliaceae | |
| Element Code: | PMLIL0D140 | |
| USDA Plants Symbol: | CAPE | |
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Synonyms/Other Names: |
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| CA Rare Plant Rank: | 1B.2 |
| Fed List: | None |
| State List: | CR (1982-07-01) |
| Global Rank: | G2 |
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State Rank: |
S2 |
| Other Status: | BLM_S; SB_BerrySB; USFS_S |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2024-11-05 |
| Lifeform: perennial bulbiferous herb | ||||||||||||||
Blooming Period: Jun-Jul
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Elevation:
1000 - 1860 meters 3280 - 6105 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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Notes: Threatened by non-native plants, habitat disturbance, road construction, horticultural collecting, grazing, and alteration of fire regimes. As of 2002, no successful reproduction observed in past five years. Klamath NF has adopted species management guidelines. Previously a candidate for federal listing. See Annals of the Missouri Botanical Garden 27:448 (1940) for original description. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 10 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 4 | 50 % |
| THREAT LIST: | ||
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| Logging | 3 | 37% |
| Non-native plant impacts | 3 | 37% |
| Non-native animal impacts | 2 | 25% |
| ORV activity | 1 | 12% |
| Other | 1 | 12% |
| Over-collecting/poaching | 1 | 12% |
| Road/trail construction/maint. | 1 | 12% |
| Mining | 1 | 12% |
| Foot traffic/trampling | 1 | 12% |
| Improper burning regime | 1 | 12% |
| Total Occurrences: | 8 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 1 | 4 | 0 | 0 | 0 | 3 |
| Occurrence Status: | |||||
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| Historical >20 Years | 2 | ||||
| Recent <=20 Years | 6 | ||||
| Presence: | |||||
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| Presumed Extant | 8 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA), Oregon (OR) |
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California Counties and Islands: Name (Code) Siskiyou (SIS) |
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Quads: Name (Quad Code) Badger Mtn. (4112276), Cottonwood Peak (4112286), Gazelle Mtn. (4112246), Hornbrook (4112285), Indian Creek Baldy (4112267), McKinley Mtn. (4112277), Yreka (4112266) |
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Notes:
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Presumed Extant
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