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Hesperocyparis goveniana - Hesperocyparis macrocarpa Woodland Alliance | NatureServe Biotics 2019
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Name: Hesperocyparis goveniana - Hesperocyparis macrocarpa Woodland Alliance
Reference: NatureServe Biotics 2019
Description: This alliance consists of stands dominated by endemic tree taxa <i>Hesperocyparis macrocarpa, Hesperocyparis goveniana</i>, and/or <i>Hesperocyparis abramsiana</i> that occur in scattered groves along the coast. <i>Pinus attenuata</i> and <i>Pinus muricata</i> are dominant or codominant in some of these occurrences. These occurrences can also include pygmy woodland expressions where indurated subsoil underlies acidic sands (ancient marine terraces). Other associated plant species include <i>Arctostaphylos hookeri, Arctostaphylos nummularia, Arctostaphylos tomentosa, Gaultheria shallon, Ledum groenlandicum, Morella californica, Rhododendron macrophyllum</i>, and <i>Vaccinium ovatum</i>. The lichen and moss component of this alliance is very diverse, includes <i>Cladonia</i> spp., and can be abundant in these communities. This alliance is found in scattered locations along California's entire coastline and onto the Channel Islands and possibly just into southern Oregon in southern Coos and Curry counties at elevations ranging from 0-400 m. These forests and woodlands are limited to coastal areas with moderate maritime climate and likely receive more annual precipitation than nearby coastal chaparral, in part due to fog drip. They occur on marine sedimentary, non-metamorphosed features, often on podsols or on sterile sandstone on dry ridges, headlands, uplifted maritime terraces, rocky ridges, and sand dunes. Soils in dry sites are shallow, acidic, and may be inadequately drained; soils on seasonally flooded sites are sterile with cemented hardpans. 
Accession Code: urn:lsid:vegbank.org:commConcept:38639-{84CF9C2C-7D3F-42B5-8C2B-B7B8296DE7B7}
Plot-observations of this Community Concept: 0
      Party Perspective according to: NatureServe (organization)
Perspective from: 18-Dec-2014 to: ongoing
      Names:   UID: ELEMENT_GLOBAL.2.899476 NatureServe ExplorerNatureServe Explorer logo
  Code: A3352
  Translated: Gowen Cypress - Monterey Cypress Woodland Alliance
  Common: California Coastal Closed-Cone Cypress Woodland
  Scientific: Hesperocyparis goveniana - Hesperocyparis macrocarpa Woodland Alliance