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Ceanothus cordulatus / Sparse Understory Sierran Shrubland | NatureServe Biotics 2019
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Name: Ceanothus cordulatus / Sparse Understory Sierran Shrubland
Reference: NatureServe Biotics 2019
Description: This shrubland association is currently only known from Yosemite National Park in California, and the following description is based on occurrences there. Additional information will be added as it becomes available. Stands are found at mid elevations (1675-2195 m [5500-7200 feet]) on the mid to upper portions of gentle to steep slopes (3-31°). This association is found on all aspects of linear or convex-shaped slopes. Soils are formed on a granitic substrate and are moderately well-developed with textures that range from loamy gravelly sand to clay loam. These sites are well-drained to poorly drained with soil depths ranging from moderately deep to deep. Fire is common in this association, and litter cover can be high in stands where there has not been recent fire. This is often associated with canopy openings of <i>Abies lowiana</i> in postburn communities. Stands of this shrubland form an intermittent to continuous shrub layer dominated by <i>Ceanothus cordulatus</i>. Tree species are occasionally present and may include <i>Abies lowiana, Calocedrus decurrens, Pinus lambertiana, Pinus ponderosa</i>, and <i>Quercus kelloggii</i>; however, these are often in the shrub layer and contribute to minor cover. <i>Arctostaphylos patula</i> is usually found in the shrub layer. Occasional shrubs include <i>Ribes roezlii, Chrysolepis sempervirens</i>, and <i>Ceanothus parvifolius</i>. <i>Ceanothus cuneatus, Prunus emarginata</i>, and <i>Prunus virginiana var. demissa</i> can be common in some stands. The herbaceous layer is open and may include <i>Gayophytum diffusum, Hackelia velutina, Bromus tectorum</i>, and <i>Lupinus</i> sp. 
Accession Code: urn:lsid:vegbank.org:commConcept:34477-{F1B726B6-1356-468F-BBFE-AE0C080277B4}
Plot-observations of this Community Concept: 0
      Party Perspective according to: NatureServe (organization)
Perspective from: 06-May-2010 to: ongoing
      Names:   UID: ELEMENT_GLOBAL.2.685638 NatureServe ExplorerNatureServe Explorer logo
  Code: CEGL005821
  Translated: Mountain Whitethorn / Sparse Understory Sierran Shrubland
  Scientific: Ceanothus cordulatus / Sparse Understory Sierran Shrubland
(convergence) and Synonyms:
(similar) Ceanothus cordulatus / Sparse Understory Sierran Shrubland
(similar) Ceanothus cordulatus / Sparse Understory Sierran Shrubland