Ceanothus velutinus

D. Douglas ex W. J. Hooker, Fl. bor.-amer. 1: 125. 1830


Description:

Habit: Shrubs to 6 m.

Stems: ascending erect to nearly arborescent, not rooting at nodes; twigs brown, round, smooth, +/- puberulent, rigid.

Leaves: evergreen, alternate; not clustered; stipules thin, deciduous; petioles 3--18 mm; blades broadly-elliptic to ovate-elliptic, 2.3--13.0 x 1.3--6.0 cm, bases subcordate to rounded, evenly 3-veined, margins not revolute, finely glandular-serrate, tips obtuse, abaxially pale green, canescent to velvety or puberulent especially on veins or glabrous, adaxially shiny dark-green, glabrous, plane.

Inflorescences: axillary, panicle-like, 5.0--10.0 cm.

Flowers: white.

Fruits: subglobose to pyramidal, 3--4 mm broad, smooth or sticky or roughened, horns 0; valves minutely crested or 0.


Varieties: (2 in the flora): North America

1. Leaf blades abaxially glabrous; fruits +/- roughened, valves minutely crested; usually coastal: a. C. velutinus var. hookeri

1. Leaf blades abaxially canescent to velvety or puberulent especially on veins; fruits +/- smooth or slightly roughened, valves minutely crested or 0; inland: b. C. velutinus var. velutinus


a. Ceanothus velutinus D. Douglas ex W. J. Hooker var. hookeri

M. C. Johnston Leafl. W. Bot. 10:64. 1964

varnishleaf ceanothus

C. velutinus D. Douglas ex W. J. Hooker var. laevigatus, (W. J. Hooker) J. Torrey & A. Gray


Description:

Habit: Shrubs to 6 m.

Stems: ascending erect to nearly arborescent, not rooting at nodes; twigs brown, round +/- puberulent, rigid.

Leaves: evergreen, alternate; stipules thin, deciduous; petioles 3--18 mm; blades broadly-elliptic to ovate-elliptic, 2.3--13.0 x 1.3--6.0 cm, bases subcordate to rounded, evenly 3-veined, margins finely glandular-serrate, tips obtuse, abaxially pale green, glabrous including veins, adaxially shiny dark-green, glabrous, plane.

Inflorescences: axillary, panicle-like, 5.0--10.0 cm.

Flowers: white.

Fruits: subglobose to pyramidal, strongly 3-lobed at summit, +/- roughened, 3--4 mm broad, horns 0; valves minutely crested.

Cytology: n = 12 (M. Nobs in H. McMinn, 1942)

Flowering: in early summer

Habitat: woods near coast; below 900 m.

Range: B.C.; Calif., Oreg., Wash.. View Distribution Map.


b. Ceanothus velutinus D. Douglas ex W. J. Hooker var. velutinus

tobacco-brush

Description:

Habit: Shrubs to 2 m.

Stems: ascending-erect, crown rounded; twigs brown, in age darkening, round +/- puberulent, rigid.

Leaves: evergreen, alternate, aromatic; stipules thin, deciduous; petioles 3--18 mm; blades broadly-elliptic to ovate-elliptic, 2.3--13.0 x 1.3--6.0 cm, bases subcordate to rounded, evenly 3-veined, margins finely glandular-serrate, tips obtuse, abaxially pale green, canescent to velvety or puberulent especially on veins or glabrous, adaxially shiny dark-green, +/- varnished, glabrous, plane.

Inflorescences: axillary, panicle-like, 5.0--10.0 cm.

Flowers: white

Fruits: subglobose to pyramidal, strongly 3-lobed at summit, +/- smooth, 3-4 mm broad, horns 0; valves minutely crested or 0.

Cytology: n = 12 (M. Nobs in H. McMinn, 1942)

Flowering: in early summer.

Habitat: Inland woods; 1000-3000 m.

Range: B.C.; Calif., Colo., Idaho, Mont., S.Dak., Wyo. View Distribution Map.


Other Information:

Shrubs with leaves < 3 cm; margins entire to minutely gland-toothed; adaxially not shiny, abaxially +/- silky, in n. Calif. have been called Ceanothus x lorenzenii (Jepson) McMinn (possibly C. velutinus X C. cordulatus.)

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


Selected Images:

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This document was last updated: Thursday, 29-Feb-1996 16:54:22 PST

schmidtc@bcc.orst.edu