Ceanothus verrucosus

Nuttall in J. Torrey and A. Gray

Fl. N. Amer. 1: 267. 1838.

Common names: Barranca brush
Treatment appears in FNA Volume 12. Treatment on page 97. Mentioned on page 78, 94, 95.

Shrubs, 1–3 m. Stems erect to ascending, not rooting at nodes; branchlets grayish brown, rigid, tomentulose. Leaves alternate, not fascicled, often crowded; petiole 1–3 mm; blade flat to cupped, widely obovate to suborbiculate, 5–14 × 3–10 mm, base cuneate to rounded, margins not revolute, entire to weakly denticulate distal to middle, teeth 9–16, apex truncate to retuse, abaxial surface pale green, sparsely strigillose, glabrescent, adaxial surface dark green, glabrous. Inflorescences axillary, 1–1.5 cm. Flowers: sepals and petals white; nectary black. Capsules 4–6 mm wide, weakly lobed; valves smooth, horns minute or absent, intermediate ridges absent. 2n = 24.


Phenology: Flowering Jan–Apr.
Habitat: Slopes, coastal mesas, chaparral, pine woodlands.
Elevation: 20–800 m.

Distribution

V12 1100-distribution-map.jpg

Calif., Mexico (Baja California)

Discussion

Ceanothus verrucosus occurs from San Diego County to the foothills of the Sierra San Pedro Mártir and Cedros Island in northern Baja California, Mexico; its habitat is threatened by development and urbanization throughout its range.

Selected References

None.

Lower Taxa

None.

"thick" is not a number.

... more about "Ceanothus verrucosus"
glabrescent +  and strigillose +
perigynous +  and epigynous +
Truncate (?) +  and Retuse (?) +
Clifford L. Schmidt† +  and Dieter H. Wilken +
Nuttall in J. Torrey and A. Gray +
cuneate +  and rounded +
Ceanothus sect. Cerastes +
3-veined +  and veined +
not gland-dotted +
0.5 cm5 mm <br />0.005 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
3[-5]-veined +  and pinnate +
spinulose +, spinose +, serrate +  and entire +
denticulate +, dentate +, crenulate +, crenate +  and serrulate +
widely obovate;suborbiculate +
3mm;10mm +
not thorn-tipped +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Barranca brush +
Calif. +  and Mexico (Baja California) +
20–800 m. +
Slopes, coastal mesas, chaparral, pine woodlands. +
minute +
free +  and adnate +
0 cm0 mm <br />0 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
unisexual +  and bisexual +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
crowded +  and alternate +
deciduous +  and persistent +
entire;weakly denticulate distal +
intrastaminal +
superior +  and inferior +
not fleshy +
perigynous +  and epigynous +
adnate +  and distinct +
6 +  and 5 +
Clawed (?) +, Obovate (?) +  and Spatulate (?) +
0.1 cm1 mm <br />0.001 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Flowering Jan–Apr. +
2-4-carpellate +
Fl. N. Amer. +
intermediate +
distinct +
spreading +  and incurved +
6 +  and 5 +
keeled;lanceolate;deltate +
not rooting +
erect +  and ascending +
Ceanothus verrucosus +
Ceanothus subg. Cerastes +
species +
paniclelike +  and racemelike +
not gland-tipped +
unarmed +  and armed +
polygamous +, dioecious +  and synoecious +