Arctostaphylos glandulosa
Encyclopedia
Arctostaphylos glandulosa, with the common name Eastwood's manzanita, is a species of manzanita
.
is native to the coastal slopes of western North America from Oregon
through California
to Baja California
.
The rare ssp. crassifolia is federally listed as an endangered species
in the United States. There are about 25 remaining populations, most occurring in fragmented and degraded maritime chaparral
habitat on both sides of the border.
Arctostaphylos
Arctostaphylos is a genus of plants comprised by the manzanitas and bearberries. They are shrubs or small trees.There are about 60 species of Arctostaphylos, ranging from ground-hugging arctic, coastal, and mountain species to small trees up to 6 m tall. Most are evergreen , with small oval...
.
Distribution
This shrubShrub
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...
is native to the coastal slopes of western North America from Oregon
Oregon
Oregon is a state in the Pacific Northwest region of the United States. It is located on the Pacific coast, with Washington to the north, California to the south, Nevada on the southeast and Idaho to the east. The Columbia and Snake rivers delineate much of Oregon's northern and eastern...
through California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...
to 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
Arctostaphylos glandulosa is an erect shrub reaching up to 2.5 meters in height. It is bristly and sometimes glandular, secreting sticky oils. It is quite variable in appearance and there are several subspecies scattered across its range.Subspecies
Subspecies include:- A. g. adamsii - (Adams' manzanita) - native to the San Diego CountySan Diego County, CaliforniaSan 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...
mountains and Baja CaliforniaBaja CaliforniaBaja 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... - A. g. crassifolia - (Costa Baja manzanita, Del Mar manzanita) - native to the San Diego and Baja coastline
- A. g. glandulosa - grows in the coastal ranges from OregonOregonOregon is a state in the Pacific Northwest region of the United States. It is located on the Pacific coast, with Washington to the north, California to the south, Nevada on the southeast and Idaho to the east. The Columbia and Snake rivers delineate much of Oregon's northern and eastern...
to the San Francisco Bay AreaSan Francisco Bay AreaThe San Francisco Bay Area, commonly known as the Bay Area, is a populated region that surrounds the San Francisco and San Pablo estuaries in Northern California. The region encompasses metropolitan areas of San Francisco, Oakland, and San Jose, along with smaller urban and rural areas... - A. g. glaucomollis - native to the San GabrielsSan Gabriel MountainsThe San Gabriel Mountains Range is located in northern Los Angeles County and western San Bernardino County, California, United States. The mountain range lies between the Los Angeles Basin and the Mojave Desert, with Interstate 5 to the west and Interstate 15 to the east...
and the San Bernardino MountainsSan Bernardino MountainsThe San Bernardino Mountains are a short transverse mountain range north and east of San Bernardino in Southern California in the United States. The mountains run for approximately 60 miles east-west on the southern edge of the Mojave Desert in southwestern San Bernardino County, north of the... - A. g. mollis - found in the Santa YnezSanta Ynez MountainsThe Santa Ynez Mountains are a portion of the Transverse Ranges, part of the Pacific Coast Ranges of the west coast of North America, and are one of the northernmost mountain ranges in Southern California.-Geography:...
and Santa Monica MountainsSanta Monica MountainsThe Santa Monica Mountains are a Transverse Range in Southern California, along the coast of the Pacific Ocean in the United States.-Geography:... - A. g. zacaensis - (Zaca's manzanita) - patchy distribution from the Santa Lucia MountainsSanta Lucia MountainsThe Santa Lucia Mountains or Santa Lucia Range is a mountain range in coastal California, running from Monterey southeast for 105 miles to San Luis Obispo. The highest summit is Junipero Serra Peak, in Monterey County...
to Baja California
The rare ssp. crassifolia is federally listed as an endangered species
Endangered species
An endangered species is a population of organisms which is at risk of becoming extinct because it is either few in numbers, or threatened by changing environmental or predation parameters...
in the United States. There are about 25 remaining populations, most occurring in fragmented and degraded maritime chaparral
Chaparral
Chaparral is a shrubland or heathland plant community found primarily in the U.S. state of California and in the northern portion of the Baja California peninsula, Mexico...
habitat on both sides of the border.