Ceanothus cyaneus
Encyclopedia
Ceanothus cyaneus is a species of flowering shrub
known by the common names San Diego buckbrush and Lakeside ceanothus. This Ceanothus
is found in the mountains of San Diego County, California
, and its range probably extends just into Baja California
.
The inflorescence
may exceed 15 centimeters in length, bearing many bunches of flowers along the length of a greenish stalk. The long flowers are bright blue with protruding yellow anthers
. The capsule fruits are about 4 millimeters long.
Shrub
A shrub or bush is distinguished from a tree by its multiple stems and shorter height, usually under 5–6 m tall. A large number of plants may become either shrubs or trees, depending on the growing conditions they experience...
known by the common names San Diego buckbrush and Lakeside ceanothus. This Ceanothus
Ceanothus
Ceanothus L. is a genus of about 50–60 species of shrubs or small trees in the buckthorn family Rhamnaceae. The genus is confined to North America, the center of its distribution in California, with some species in the eastern United States and southeast Canada, and others extending as far south...
is found in the mountains of San Diego County, California
San Diego County, California
San Diego County is a large county located in the southwestern corner of the US state of California. Hence, San Diego County is also located in the southwestern corner of the 48 contiguous United States. Its county seat and largest city is San Diego. Its population was about 2,813,835 in the 2000...
, and its range probably extends just into Baja California
Baja California
Baja California officially Estado Libre y Soberano de Baja California is one of the 31 states which, with the Federal District, comprise the 32 Federal Entities of Mexico. It is both the northernmost and westernmost state of Mexico. Before becoming a state in 1953, the area was known as the North...
.
Description
This is a tall, erect shrub which may approach 5 meters in height. Its spreading branches are gray-green, with the younger twigs a light greenish-brown. The evergreen leaves may be serrated and toothed with glandular knobs, or they may be smooth along the edges. The underside is a lighter green than the upper surface.The inflorescence
Inflorescence
An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Strictly, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified...
may exceed 15 centimeters in length, bearing many bunches of flowers along the length of a greenish stalk. The long flowers are bright blue with protruding yellow anthers
Stamen
The stamen is the pollen producing reproductive organ of a flower...
. The capsule fruits are about 4 millimeters long.