Name:
Hesperocyparis arizonica Forest & Woodland Alliance
Reference:
NatureServe Biotics 2019
Description:
This forest and woodland alliance is found in scattered locations in "Sky Island" mountain ranges in southeastern Arizona and southern New Mexico, and in the Sierra Madre Occidentale in Chihuahua and Sonora, Mexico. The open to closed tree canopy is dominated by <i>Hesperocyparis arizonica</i>. Other trees are often present to codominant include <i>Juniperus deppeana, Pinus discolor, Quercus arizonica, Quercus palmeri</i>, or <i>Quercus hypoleucoides</i>. The shrub layer is heavy and diverse. Common shrubs and rosette stem succulents include <i>Arctostaphylos pungens, Ceanothus fendleri, Cercocarpus montanus, Fendlera rupicola, Fraxinus anomala, Garrya wrightii, Nolina microcarpa, Prunus virginiana, Quercus rugosa</i>, and <i>Quercus turbinella</i>. The herbaceous layer is also diverse with many graminoids such as <i>Bouteloua curtipendula, Carex geophila, Elymus elymoides, Koeleria macrantha, Muhlenbergia longiligula, Muhlenbergia richardsonis, Piptochaetium pringlei, Poa fendleriana</i>, and <i>Schizachyrium scoparium</i>. The forb <i>Packera neomexicana</i> is common. Fires may be important for <i>Hesperocyparis arizonica</i> seed to germinate. This forest and woodland alliance is found on slopes and in drainages. Sites tend to be relatively cool and moist mountain slopes and canyons between 1220 and 2000 m elevation with north or east aspects. Substrates are shallow, rocky soil.
Accession Code:
urn:lsid:vegbank.org:commConcept:38027-{8F73AB7D-BAD8-4789-BE71-009B5F721166}
Plot-observations of this Community Concept:
0
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