Ceanothus insularis

A. Eastwood, Proc. Calif. Acad. Sci. Sci. ser. 4, 16:362. 1927

island ceanothus

C. megacarpus subsp. insularis P. H. Raven; C. megacarpus T. Nuttall var. insularis (A. Eastwood) P.A. Munz


Habit: Shrub to 3 m.

Stems: erect, stiffly branched, not rooting at nodes; twigs grayish brown, round, smooth, tomentulose, flexible.

Leaves: evergreen, opposite, sometimes alternate; not clustered; stipules thickened, persistent; petioles 5--7 mm; blades elliptical to cuneate-obovate, 1.9--3.5 x 1.3--1.9 cm, bases cuneate to rounded, one-veined, margins not revolute, entire, tips obtuse, truncate, or notched, abaxially grayish green, microscopically canescent between veins, adaxially green, glabrous, plane.

Inflorescences: axillary, umbel-like, to 1.3 cm.

Flowers: white or with dark centers formed from disks and ovaries.

Fruits: globose, 8-- 10 mm broad, smooth, horns usually 0 or minute and lateral; valve crests 0.


Flowering: in early spring.

Habitat: dry, brushy slopes, chaparral; below 600 m.

Range: Calif. [Channel Islands: Santa Cruz, Santa Rosa Ids.] View Distribution Map.

Other Information:

California Native Plant Society List: 4 R-E-D Code: 1-1-3 State/Fed: CEQA [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: Tuesday, 05-Mar-1996 12:11:18 PST