Taxon Details
Antirrhinum subcordatum
dimorphic snapdragon
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Taxon Summary:
Antirrhinum subcordatum, commonly known as dimorphic snapdragon, is a annual herb in the Plantaginaceae that is found only in California. It occurs within Chaparral, and Lower montane coniferous forest, growing at elevations from 185 to 800 meters. Antirrhinum subcordatum is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.|
Scientific Name: Antirrhinum subcordatum Gray |
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Common Name: dimorphic snapdragon |
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| Family: | Plantaginaceae | |
| Element Code: | PDSCR2S070 | |
| USDA Plants Symbol: | ||
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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: | 4.3 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G3 |
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State Rank: |
S3 |
| Other Status: | USFS_S |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2023-05-02 |
| Lifeform: annual herb | ||||||||||||||
Blooming Period: Apr-Jul
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Elevation:
185 - 800 meters 605 - 2625 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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| Threat List Total: | 6 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 19 | 39 % |
| THREAT LIST: | ||
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| Grazing | 8 | 16% |
| Other | 8 | 16% |
| Dam/Inundation | 6 | 12% |
| Road/trail construction/maint. | 2 | 4% |
| Recreational use (non-ORV) | 1 | 2% |
| Logging | 1 | 2% |
| Total Occurrences: | 49 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 11 | 3 | 4 | 0 | 1 | 30 |
| Occurrence Status: | |||||
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| Historical >20 Years | 49 | ||||
| Recent <=20 Years | 0 | ||||
| Presence: | |||||
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| Presumed Extant | 48 | ||||
| Possibly Extirpated | 1 | ||||
| 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) Colusa (COL), Glenn (GLE), Lake (LAK), Tehama (TEH) |
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Quads: Name (Quad Code) Chrome (3912265), Cold Fork (4012226), Fouts Springs (3912236), Gilmore Peak (3912235), Hall Ridge (3912276), Highland Springs (3812288), Lodoga (3912234), Lowrey (4012215), Mitchell Gulch (4012234), Newville (3912275), Paskenta (3912285), Raglin Ridge (4012216), Riley Ridge (3912286), Rosewood (4012235), St. John Mtn. (3912246), Stonyford (3912245), Tomhead Mtn. (4012227), Whispering Pines (3812276) |
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Notes:
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Presumed Extant
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