Hesperocyparis abramsiana Forest & Woodland Special Stands
Santa Cruz cypress groves

USDA Ecological Section Map

Summary Information

  • Primary Life FormTree
  • Elevation300-750 m
  • State RarityS1
  • Global RarityG1
  • DistributionUSA: CA (NRCS) (Calflora)
  • Endemic to CaliforniaYes
  • Endemic to California Floristic Province and DesertsYes
  • Date Added1995/11/01

Characteristic Species

Hesperocyparis abramsiana is dominant or co-dominant in the tree canopy with Arbutus menziesii, Notholithocarpus densiflorus, Pinus attenuata, Pinus ponderosa, Pseudotsuga menziesii, Quercus agrifolia and Sequoia sempervirens.

Vegetation Layers

Trees < 15 m; canopy is intermittent to continuous. Shrub layer is open to continuous. Herbaceous layer is sparse.

Membership Rules

Habitats

Granitic and sandstone ridges, and outcrops. The nutrient-deficient soils are deep to shallow, well-drained gravels and sands.

Other Habitat, Alliance and Community Groupings

MCV (1995) Santa Cruz cypress stands
NVCS (2009) Not treated
Calveg Santa Cruz cypress
Holland Northern interior cypress forest
Munz Closed-cone pine forest
WHR Closed-cone pine-cypress
CDFW CA Code 81.606.00

National Vegetation Classification Hierarchy

Formation Class Mesomorphic Tree Vegetation (Forest and Woodland)
Formation Subclass Temperate Forest
Formation Warm Temperate Forest
Division Madrean Forest and Woodland
Macro Group California Forest and Woodland
Group Californian evergreen coniferous forest and woodland