Ceanothus incanus

J. Torrey & A. Gray, Fl. N. Amer. 1: 265. 1838

coast whitethorn


Habit: Shrubs to 4 m.

Stems: erect, not rooting at nodes; twigs gray-glaucous, round, smooth or slightly ridged, puberulent, spinescent.

Leaves: evergreen, alternate, not clustered; stipules thin, deciduous; petioles 4--12 mm; blades elliptic--round-ovate, 2.5--6.4 x 1.3--2.5 cm, bases rounded or subcordate, 3-veined, margins not revolute, entire, rarely +/- minutely serrate, tips obtuse, abaxially pale green, glabrous or puberulent, adaxially gray-green, glabrous to puberulent, plane.

Inflorescences: axillary, panicle-like, 3.0--6.0 cm.

Flowers: white.

Fruits: subglobose, +/- 5 mm broad, rough, horns 0; valve crest 0.

Cytology: n = 12 [M.A. Nobs in H. McMinn 1942]

Flowering: in spring.

Habitat: open, moist, flats, slopes; below 900 m

Range: Calif. [KR, NCoRO, SnFrB]. View Distribution Map.

Other Information:

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: Saturday, 09-Mar-1996 12:47:07 PST