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Pinus quadrifolia Woodland Alliance | Western Ecology Working Group of...
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Name: Pinus quadrifolia Woodland Alliance Reference: Western Ecology Working Group of... Description: This cismontane woodland alliance of southern California and Baja California grows on well-drained soils on north-facing slopes. Most stands are found on slopes and ridges in San Diego County, California. Annual precipitation totals average between 25 and 40 cm, and most precipitation falls between November and May. Stands are found between 900 and 1800 m elevation. This alliance is dominated by Pinus quadrifolia. Other trees present may include Pinus jeffreyi, Pinus monophylla, and Quercus cornelius-mulleri. Shrubs are common and may include Adenostoma fasciculatum, Adenostoma sparsifolium, and Arctostaphylos glandulosa. The herbaceous layer is sparse.  Accession Code: VB.CC.19795.PINUSQUADRIFOLI Plot-observations of this Community Concept: 0
	Party Perspective according to: NatureServe (organization) Perspective from: 26-Nov-1997 to: 01-May-2019
	status: accepted This Community's Level: Alliance This Community's Children: [none]		Names:   Scientific: Pinus quadrifolia Woodland Alliance   Translated: Fourleaf Pinyon Woodland Alliance   UID: HIGHER_CLASS_UNIT.2.124997 NatureServe Explorer   Code: A.522