Ceanothus oliganthus var. orcuttii

(Parry) Trelease ex Jepson

Man. Fl. Pl. Calif., 621. 1925.

Common names: Orcutt’s ceanothus
Basionym: Ceanothus orcuttii Parry Proc. Davenport Acad. Nat. Sci. 5: 194. 1889
Treatment appears in FNA Volume 12. Treatment on page 89. Mentioned on page 88.
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Stems: branchlets ± flexible, puberulent to villosulous. Leaf-blades ovate, elliptic, or elliptic-oblong, adaxial surface sparsely villosulous. Flowers: sepals, petals, and nectary blue; nectary and ovary pilosulous. Capsules glabrescent; valves rugose, weakly crested.


Phenology: Flowering Feb–Jun.
Habitat: Open slopes and ridges, chaparral, pine forests.
Elevation: 200–1800 m.

Distribution

V12 401-distribution-map.jpg

Calif., Mexico (Baja California)

Discussion

Variety orcuttii occurs in the Peninsular Ranges of southern California and northern Baja California, Mexico. The pilosulous nectary and ovary are unique in Ceanothus.

Selected References

None.

Lower Taxa

None.

"denticulate" is not a number."thin" is not a number.

gray-green +  and pale green +
glabrate +  and hirtellous +
perigynous +  and epigynous +
acute +, rounded +  and obtuse +
Clifford L. Schmidt† +  and Dieter H. Wilken +
(Parry) Trelease ex Jepson +
obtuse +  and subcordate +
Ceanothus orcuttii +
3-veined +  and veined +
not gland-dotted +
0.8 cm8 mm <br />0.008 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
3[-5]-veined +  and pinnate +
spinulose +, spinose +, serrate +  and entire +
denticulate +, dentate +, crenulate +, crenate +  and serrulate +
ovate;widely elliptic +
0.4 cm4 mm <br />0.004 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
puberulent +  and villosulous +
angled +  and round +
depressed +  and lobed +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Orcutt’s ceanothus +
Calif. +  and Mexico (Baja California) +
200–1800 m. +
Open slopes and ridges, chaparral, pine forests. +
free +  and adnate +
shallowly cupulate +  and hemispheric +
unisexual +  and bisexual +
1.5 cm15 mm <br />0.015 m <br /> (5.2 cm52 mm <br />0.052 m <br />) +
elliptic-oblong +, elliptic +  and ovate +
deciduous +  and persistent +
intrastaminal +
superior +  and inferior +
not fleshy +
perigynous +  and epigynous +
adnate +  and distinct +
6 +  and 5 +
clawed +, obovate +  and spatulate +
0.3 cm3 mm <br />0.003 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
Flowering Feb–Jun. +
2-4-carpellate +
Man. Fl. Pl. Calif., +
distinct +
spreading +  and incurved +
6 +  and 5 +
keeled;lanceolate;deltate +
not rooting +
3-veined +  and veined +
Ceanothus oliganthus var. orcuttii +
Ceanothus oliganthus +
variety +
paniclelike +  and racemelike +
gland-tipped +
crested +
unarmed +  and armed +
300 cm3,000 mm <br />3 m <br /> (600 cm6,000 mm <br />6 m <br />) +
polygamous +, dioecious +  and synoecious +