Ceanothus roderickii

W. Knight The Four Seasons 2 (4):23--24 1968



Habit: Shrubs to 4 dm.

Stems: prostrate, forming mats, rooting at nodes; twigs red-brown, round, smooth, puberulent, rigid.

Leaves: evergreen, opposite; not clustered; stipules thickened, persistent; petioles 1-2 mm; blades oblanceolate, 0.6--1.3 x 0.3--0.6 cm, bases cuneate, 1-veined margins not revolute, entire or toothed near apex, tips obtuse to notched, abaxially, pale green, microscopically canescent between veins, adaxially dull green, +/- glabrous, plane.

Inflorescences: terminal or axillary, umbel-like, to 2 cm.

Flowers: white with blue tinge.

Fruits: globose, +/- 5 mm broad, smooth; horns stubby, lateral, or 0; valve crests 0.


Flowering: in early summer.

Habitat: chaparral, woodland; dry, often stony soils derived from serpentinite or gabbroic rocks; 300-600 m.

Range: Calif. [n SNF (Pine Hill, w. El Dorado Co.)] RARE View Distribution Map.

Other Information:

The suberect leaves allow the undersurfaces to be almost as conspicuous as the upper surfaces, a condition +/- unique in genus. California Native Plant Society List: 4 R-E-D Code: 3-2-3 State/Fed Status: CR/C1. Known from approximately ten occurrences. Threatened by residential development in the Sierra Nevada foothills. [M. W. Skinner and B. M. Pavlik 1994]

If you have any comments or information regarding this species, please send mail to Dr. Schmidt.

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This document was last updated: Thursday, 29-Feb-1996 16:52:30 PST