A N F Keys
1 Blades entire; anthers maroon; drupes smooth .. Arctostaphylos
1' Blades regularly sharp-serrate; anthers pinkish orange; drupes prominently papillate .. Comarostaphylis diversifolia subsp. planifolia [pics]
Arctostaphylos Adans.
MANZANITA
1 Plants taller than wide, with 1−several basal stems, burl lacking; leaves and young stems somewhat glaucous, glabrous or short-pubescent; flowers 8−9 mm long; drupes 12−15 mm wide .. Arctostaphylos glauca [pics]
1' Plants much wider than tall, many-stemmed, burl present; leaves and young stems not glaucous, densely pubescence and with conspicuous long, spreading, glandular hairs; flowers ca. 5 mm long; drupes 6−9 mm wide .. Arctostaphylos glandulosa [pics]
The text of the above keys used with permission from
A Naturalist's Flora of the Santa Monica Mountains and Simi Hills, California
© Copyright
Barry A. Prigge and Arthur C. Gibson
2013