Name:
Hemizonia fasciculata Meadow Alliance
Reference:
NatureServe Biotics 2019
Description:
This alliance consists of open to continuous cover of herbs <1 m in height. <i>Hemizonia fasciculata</i> is codominant or conspicuous in the herbaceous layer with <i>Amsinckia menziesii, Atriplex argentea, Atriplex coronata var. notatior, Centaurea melitensis, Centaurea solstitialis, Corethrogyne filaginifolia, Cressa truxillensis, Deschampsia danthonioides, Erodium cicutarium, Frankenia salina, Hirschfeldia incana, Hordeum depressum, Hordeum intercedens, Hordeum murinum, Lasthenia californica, Lasthenia fremontii, Marrubium vulgare, Mesembryanthemum nodiflorum, Plagiobothrys</i> spp., and <i>Trifolium</i> spp. Emergent shrubs may be present at low cover, including <i>Artemisia californica, Eriogonum fasciculatum, Gutierrezia</i> spp., <i>Hazardia squarrosa</i>, or <i>Suaeda moquinii</i>. The alliance occurs on clay flats and bottomlands, edges of vernal pools, shallow pools, and alkaline flats at 0-900 m elevation in southern California. Soils are subjected to periodic or intermittent inundation, are poorly drained fine-textured alluvium, and may be underlain by claypan or other impervious layer.
Accession Code:
urn:lsid:vegbank.org:commConcept:39370-{700B9510-C4A9-4D1A-B730-D63B063BE177}
Plot-observations of this Community Concept:
2
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