Species Details

Hesperocyparis stephensonii

Cuyamaca cypress

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Photo of Hesperocyparis stephensonii
© 2011 Joey Malone
Photo of Hesperocyparis stephensonii
© 2011 Joey Malone
Photo of Hesperocyparis stephensonii
© 2011 Joey Malone
Lifeform: perennial evergreen tree
Blooming Period:
Elevation:
1035 - 1705 meters
3395 - 5595 feet
General Habitat:
  • Closed-cone coniferous forest
  • Chaparral
  • Cismontane woodland
  • Riparian forest
General Micro Habitat:
Micro Habitat:
  • Gabbroic
Notes:
Threatened by alteration of fire regimes, specifically frequent wildfires; the 1950 Conejo fire extirpated plant over part of its range. Possibly threatened by mining Cleveland NF has adopted species management guidelines. Protected in part at King Creek RNA (USFS). A synonym of C. arizonica ssp. arizonica in TJM (1993), but genetic evidence does not support this interpretation.
Threats:
Taxonomy:
Other:
Total Occurrences: 5
Element Occurrence Ranks:
A B C D X U
0 0 0 0 1 4
Occurrence Status:
Historical >20 Years 3
Recent <=20 Years 2
Presence:
Presumed Extant 4
Possibly Extirpated 0
Presumed Extirpated 1
California Endemic:
California Island:
States: Name (Code)
Baja California (BA), California (CA)
California Counties and Islands: Name (Code)
San Diego (SDG)
Quads: Name (Quad Code)
Cuyamaca Peak (3211685), Monument Peak (3211684), Mount Laguna (3211674), Tule Springs (3211686)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Map

Presumed Extant
Counties   Quads