Institute for Biodiversity Science and Sustainability
Distribution Map

The colors below indicate the kind of documentation available for this species in the California counties where it occurs.

 

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Manzanita
Arctostaphylos nummularia
(Ericaceae)

Arctostaphylos is famous for its red peeling bark and sinuous twisting branches. This Manzanita is variable in stature. Some individuals growing in forests can become 2 meters tall. Other individuals growing in rocky exposed sites form prostrate, ground-hugging shrubs as low as 15 centimeters (less than a foot) tall. The white flowers are produced in late winter, long before the appearance of other spring wildflowers. The urn-shaped, pendant flowers are visited by bees that remove pollen from the apical-pored anthers by a vibratory buzzing mechanism.

DISTRIBUTION: Rocky sites, woodlands, and coniferous forests from the North Coast and Outer North Coast Ranges to the San Francisco Bay Area; < 600 m.
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