Species Details
Centromadia pungens ssp. laevis
smooth tarplant
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Scientific Name: Centromadia pungens (H. & A.) Greene ssp. laevis (Keck) B.G. Baldwin |
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Common Name: smooth tarplant |
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| Family: | Asteraceae | |
| Element Code: | PDAST4R0R4 | |
| USDA Plants Symbol: | CEPUL | |
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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: | G3G4T2 |
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State Rank: |
S2 |
| Other Status: | BLM_S; SB_CalBG/RSABG |
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CRPR Changes: |
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| Add Date: | 1994-01-01 |
| Date Edited: | 2024-11-05 |
| Lifeform: annual herb | ||||||||||||||
Blooming Period: Apr-Sep
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Elevation:
0 - 640 meters 0 - 2100 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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Notes: Many historical occurrences may be extirpated; need information. Frequently confused with other Centromadia species such as C. parryi ssp. australis in ORA, LAX, and SDG cos., and C. pungens ssp. pungens in KRN Co. Need historical quads for ORA Co. Threatened by foot traffic, agriculture, road maintenance, disking, urbanization, hydrological alterations, and flood control projects. A synonym of Hemizonia pungens ssp. laevis in TJM (1993). See Madroño 3:14 (1935) for original description, and Novon 9:462-471 (1999) for revised nomenclature. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 15 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 77 | 56 % |
| THREAT LIST: | ||
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| Development | 45 | 32% |
| Other | 24 | 17% |
| Agriculture | 20 | 14% |
| Disking | 18 | 13% |
| Road/trail construction/maint. | 16 | 11% |
| Grazing | 13 | 9% |
| ORV activity | 10 | 7% |
| Altered flood/tidal/hydrologic regime | 9 | 6% |
| Non-native plant impacts | 6 | 4% |
| Dam/Inundation | 5 | 3% |
| Vandalism/dumping/litter | 2 | 1% |
| Wood cutting or brush clearing | 1 | 0% |
| Recreational use (non-ORV) | 1 | 0% |
| Channelization | 1 | 0% |
| Foot traffic/trampling | 1 | 0% |
| Total Occurrences: | 137 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 2 | 13 | 25 | 9 | 14 | 74 |
| Occurrence Status: | |||||
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| Historical >20 Years | 67 | ||||
| Recent <=20 Years | 70 | ||||
| Presence: | |||||
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| Presumed Extant | 123 | ||||
| Possibly Extirpated | 8 | ||||
| Presumed Extirpated | 6 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) Los Angeles (LAX), Riverside (RIV), San Bernardino (SBD), San Diego (SDG) |
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Quads: Name (Quad Code) Alberhill (3311764), Anza (3311656), Bachelor Mtn. (3311751), Beaumont (3311688), Bonsall (3311732), Borrego Sink (3311623)*, Corona North (3311785), El Cajon (3211678)*, El Casco (3311781), Escondido (3311711), Harrison Mtn. (3411722)*, Hemet (3311668), Lake Elsinore (3311763), Lake Mathews (3311774), Lakeview (3311771), Las Pulgas Canyon (3311734), Morro Hill (3311733), Murrieta (3311752), Oceanside (3311724)*, Pasadena (3411822), Perris (3311772), Prado Dam (3311786), Redlands (3411712), Riverside East (3311783), Romoland (3311762), San Bernardino North (3411723), San Bernardino South (3411713)*, San Jacinto (3311678), San Luis Rey (3311723)*, San Pasqual (3311618), San Pedro (3311863), Steele Peak (3311773), Sunnymead (3311782), Temecula (3311742), Torrance (3311873), Warners Ranch (3311626), Wildomar (3311753), Winchester (3311761) |
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Notes:
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Presumed Extant
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