Characteristics Of Five San Gabriel Mountains Species Of Arctostaphylos: Stems
Species form and shape height burl/no burl rooting from branches bark twigs gabrielensis erect shrub 1-2 m large, spheric no reddish, smooth finely tomentose glandulosa ssp. glaucomollis erect shrub 1-2.5 m large, wide, ± flat-topped no reddish, smooth bristly; bristles long, white, not glandular glauca erect shrub, tree-like 2-8+ m none no; except forma eremicola on desert slopes of SGM; often in pinyon-juniper woodland smooth, red-brown glabrous, ± glaucous parryana low to medium, mounding, spreading shrub 1-2 m none; except one local population forming circular clones, rooting when buried smooth, dark red or red-brown finely tomentose or puberulent patula low to medium, mounding, spreading shrub; often depressed by snow 1-2 m none in forma platyphylla [ours]; present in forma patula forming circular clones, rooting when buried reddish, smooth glandular, to finely glandular-bristly; glands golden, glistening
Observation of hairs requires 10x magnfication
- CalFlora database for Arctostaphylos in Los Angeles County
- James C. Hickman, Editor, The Jepson Manual, 1993
- Philip A. Munz, A Flora of Southern California, 1974
- Philip V. Wells, The Manzanitas of California: Also of Mexico and the World, c2000
Go to: Keys to Identifying Selected Plant Groups in the SGM
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Updated August 4, 2002.