Taxon Details
Navarretia leucocephala ssp. plieantha
many-flowered navarretia
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Taxon Summary:
Navarretia leucocephala ssp. plieantha, commonly known as many-flowered navarretia, is a annual herb in the Polemoniaceae that is found only in California. It occurs within Vernal pools, growing at elevations from 30 to 950 meters. Navarretia leucocephala ssp. plieantha is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.|
Scientific Name: Navarretia leucocephala Benth. ssp. plieantha (Mason) A.G. Day |
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Common Name: many-flowered navarretia |
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| Family: | Polemoniaceae | |
| Element Code: | PDPLM0C0E5 | |
| USDA Plants Symbol: | NALEP2 | |
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Synonyms/Other Names: |
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| Name Status: |
JEF, FNA, POWO, IPNI, Tropicos |
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| CA Rare Plant Rank: | 1B.2 |
| Fed List: | FE (1997-06-18) |
| State List: | CE (1979-11-01) |
| Global Rank: | G4T1 |
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State Rank: |
S1 |
| Other Status: | SB_CalBG/RSABG |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2021-05-26 |
| Lifeform: annual herb | ||||||||||||||
Blooming Period: May-Jun
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Elevation:
30 - 950 meters 100 - 3115 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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Notes: Known from fewer than ten occurrences. Threatened by grazing, development, and vehicles. Protected in part at Loch Lomond Vernal Pool ER (DFG) and Bogg's Lake Preserve (TNC). State-listed as N. plieantha. Intergrades rarely with ssp. pauciflora. See Madroño 8(6):199 (1946) for original description, and Novon 3(4):331-340 (1993) for revised nomenclature. |
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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: | 7 | 88 % |
| THREAT LIST: | ||
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| Development | 3 | 37% |
| Grazing | 3 | 37% |
| Non-native plant impacts | 2 | 25% |
| Foot traffic/trampling | 2 | 25% |
| ORV activity | 1 | 12% |
| Road/trail construction/maint. | 1 | 12% |
| Erosion/runoff | 1 | 12% |
| Agriculture | 1 | 12% |
| Altered flood/tidal/hydrologic regime | 1 | 12% |
| Total Occurrences: | 8 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 2 | 3 | 2 | 0 | 0 | 1 |
| Occurrence Status: | |||||
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| Historical >20 Years | 3 | ||||
| Recent <=20 Years | 5 | ||||
| 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) |
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California Counties and Islands: Name (Code) Lake (LAK), Sonoma (SON) |
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Quads: Name (Quad Code) Clearlake Highlands (3812286), Healdsburg (3812257), Kelseyville (3812287), Mark West Springs (3812256), Middletown (3812275), Whispering Pines (3812276) |
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Notes:
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Presumed Extant
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