Taxon Details
Hesperocyparis pygmaea
pygmy cypress
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© 2009 Neal Kramer |
© 2018 Hannah Kang |
© 2021 Robert Steers |
Taxon Summary:
Hesperocyparis pygmaea, commonly known as pygmy cypress, is a perennial evergreen tree in the Cupressaceae that is found only in California. It occurs within Closed-cone coniferous forest, growing at elevations from 30 to 600 meters. Hesperocyparis pygmaea is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.|
Scientific Name: Hesperocyparis pygmaea (Lemmon) Bartel |
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Common Name: pygmy cypress |
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| Family: | Cupressaceae | |
| Element Code: | PGCUP04032 | |
| 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: | 1B.2 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G1 |
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State Rank: |
S1 |
| Other Status: | BLM_S; SB_CalBG/RSABG |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2022-01-05 |
| Lifeform: perennial evergreen tree | ||||||||||||||
Blooming Period:
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Elevation:
30 - 600 meters 100 - 1970 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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| Threat List Total: | 13 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 29 | 78 % |
| THREAT LIST: | ||
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| Road/trail construction/maint. | 19 | 51% |
| Development | 15 | 40% |
| Logging | 12 | 32% |
| ORV activity | 7 | 18% |
| Wood cutting or brush clearing | 6 | 16% |
| Altered flood/tidal/hydrologic regime | 5 | 13% |
| Vandalism/dumping/litter | 2 | 5% |
| Erosion/runoff | 2 | 5% |
| Foot traffic/trampling | 1 | 2% |
| Landfill | 1 | 2% |
| Other | 1 | 2% |
| Recreational use (non-ORV) | 1 | 2% |
| Non-native plant impacts | 1 | 2% |
| Total Occurrences: | 37 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 2 | 6 | 7 | 6 | 0 | 16 |
| Occurrence Status: | |||||
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| Historical >20 Years | 6 | ||||
| Recent <=20 Years | 31 | ||||
| Presence: | |||||
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| Presumed Extant | 37 | ||||
| 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) Mendocino (MEN), Sonoma (SON) |
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Quads: Name (Quad Code) Albion (3912327), Cold Spring (3912315), Elk (3912326), Eureka Hill (3812385), Fort Bragg (3912347), Gualala (3812375), Hales Grove (3912377), Mathison Peak (3912336), Mendocino (3912337), Northspur (3912345), Noyo Hill (3912346), Plantation (3812353), Point Arena (3812386), Saunders Reef (3812376) |
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Notes:
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Presumed Extant
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