bio.wikisort.org - Plant

Ceanothus oliganthus is a species of shrub in the family Rhamnaceae known by the common name hairy ceanothus[2] or hairy-leaf ceanothus.[3]

Ceanothus oliganthus
Ceanothus oliganthus var. sorediatus
Conservation status
Vulnerable  (NatureServe)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Rosales
Family:	Rhamnaceae
Genus:	Ceanothus
Species:	C. oliganthus
Binomial name
Ceanothus oliganthus Nutt.
Synonyms
Ceanothus divaricatus Ceanothus hirsutus Ceanothus orcuttii

The variety of this species known as jimbrush (var. sorediatus) is sometimes treated as a separate species.[4]

Habitat and range

It occurs in California[5] and Baja California,[6] where it occurs through all of the coastal mountain ranges in dry habitat such as chaparral.

Description

This is a large, erect shrub approaching 3 meters in maximum height.^{[citation needed]}

Leaves and stems

The stipules (small leaf-like structures on the stems at the base of the leaf stem, are thin and fall off early.[3]

The evergreen leaves are alternately arranged and may be up to 4 centimeters long.^{[citation needed]} They are dark green on top, paler and hairy on the underside,^{[citation needed]} and are edged with glandular teeth.^{[citation needed]} Leaves have 3 main veins rising from the base.[3] Leaves have a toothed edge.[3] The leaf is covered with short, soft hairs on the top.

Branchlets are flexible, not stiff.[3]

Inflorescence and fruit

The inflorescence is a cluster or series of clusters of blue or purple flowers.

The fruit is a capsule which may be hairy or not, depending on variety.

The fruit is not horned.[3]

It blooms April to May.[3]

References

External links

• Jepson Manual eFlora (TJM2) treatment of Ceanothus oliganthus
• Ceanothus oliganthus — U.C. Photo gallery

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