Ceanothus tomentosus var. tomentosus

Common names: Woolly-leaf ceanothus
Endemic
Treatment appears in FNA Volume 12. Treatment on page 89.

Leaf-blades: margins serrulate, abaxial surface uniformly and densely tomentulose, veins obscured. 2n = 24.


Phenology: Flowering Mar–May.
Habitat: Open sites, chaparral, oak-pine woodlands.
Elevation: 100–1600 m.

Discussion

Variety tomentosus is restricted to the western slope of the Sierra Nevada, from Nevada County south to Mariposa County. A rare, low-growing form with spreading stems occurs on nutrient-poor, sandy soils of the Ione Formation in Amador County.

Selected References

None.

Lower Taxa

None.

"thin" is not a number.

gray-green +  and light +
glabrescent +, puberulent +  and villosulous +
perigynous +  and epigynous +
Clifford L. Schmidt† +  and Dieter H. Wilken +
obtuse +  and rounded +
3-veined +  and veined +
not gland-dotted +
1 cm10 mm <br />0.01 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
3[-5]-veined +  and pinnate +
spinulose +, spinose +, serrate +  and entire +
denticulate +, dentate +, crenulate +, crenate +  and serrulate +
ovate;widely elliptic +
5mm;12mm +
not thorn-tipped +
glabrescent +  and tomentulose +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Woolly-leaf ceanothus +
100–1600 m. +
Open sites, chaparral, oak-pine woodlands. +
free +  and adnate +
0 cm0 mm <br />0 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
terminal +  and axillary +
unisexual +  and bisexual +
paniclelike +  and racemelike +
2 cm20 mm <br />0.02 m <br /> (6 cm60 mm <br />0.06 m <br />) +
veined +  and 3-veined +
deciduous +  and persistent +
serrulate;denticulate +
pale blue;blue +
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 /> (0.4 cm4 mm <br />0.004 m <br />) +
Flowering Mar–May. +
2-4-carpellate +
Proc. Davenport Acad. Nat. Sci. +
pink +, usually white +  and cream blue or purple +
distinct +
spreading +  and incurved +
6 +  and 5 +
keeled;lanceolate;deltate +
not rooting +
spreading +  and erect +
3-veined +  and veined +
Ceanothus tomentosus var. tomentosus +
Ceanothus tomentosus +
variety +
paniclelike +  and racemelike +
gland-tipped +
crested +
unarmed +  and armed +
polygamous +, dioecious +  and synoecious +