| Adolphia californica | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Rosales |
| Family: | Rhamnaceae |
| Genus: | Adolphia |
| Species: | A. californica |
| Binomial name | |
| Adolphia californica | |
Adolphia californica, known by the common names California adolphia, California prickbush, and spineshrub, is a species of flowering shrub in the buckthorn family. [1]
The shrub is native to the coastal plains and Peninsular Ranges foothills in northwestern Baja California and San Diego County in Southern California. [1]
It is found in chaparral and coastal sage scrub plant communities, at elevations below 400 metres (1,300 ft). [1]
Adolphia californica is a branching shrub not exceeding 1 metre (3.3 ft) in height. [1]
It has thick hairless to fuzzy dark green twigs. The stiff twigs bear sharp thorns. The very sparse leaves are each less than a centimeter long and oval-shaped with a pointed or rounded tip.
The shrub blooms abundantly in clusters of flowers along all the branches. Each flower is a star-shaped bowl of five pointed cream-colored sepals. Between the sepals are five tiny spoon-shaped cream-colored petals. The bloom period is December to April. [1]
The fruit is a spherical capsule about half a centimeter across.
Within California Adolphia californica is a Critically endangered species, listed by the California Native Plant Society on the Inventory of Rare and Endangered Plants. [2] It is threatened by urbanization, road construction, non-native plants, and grazing. [2]
Frangula californica is a species of flowering plant in the buckthorn family native to western North America. It produces edible fruits and seeds. It is commonly known as California coffeeberry and California buckthorn.
Rhus integrifolia, also known as lemonade sumac, lemonade berry, or lemonadeberry, is a shrub to small tree. It is native to the Transverse and Peninsular Ranges and the South Coast regions of Southern California. This extends from Santa Barbara County and the Channel Islands to San Diego County and extending into north-central Pacific coastal Baja California and its offshore islands such as Cedros Island.
Arctostaphylos catalinae, known by the common name Santa Catalina Island manzanita, is a species of manzanita native to Southern California.
Calochortus striatus, known by the common name alkali mariposa lily, is a species of mariposa lily native to California and into Nevada.
Ceanothus ophiochilus is a rare species of flowering shrub known by the common name Vail Lake ceanothus, native to Southern California. It was not described until 1991.
Arctostaphylos canescens, common name hoary manzanita, is a species of manzanita.
Arctostaphylos montaraensis, known by the common name Montara manzanita, is a species of manzanita in the family Ericaceae.
Arctostaphylos obispoensis is a species of manzanita, known by the common names bishop manzanita and serpentine manzanita, endemic to California.
Arctostaphylos pilosula is a species of manzanita, known by the common names La Panza manzanita and Santa Margarita manzanita, that is endemic to California.
Eryngium pinnatisectum is an uncommon species of flowering plant in the family Apiaceae, known by the common names Tuolumne eryngo and Tuolumne button celery.
Hackelia brevicula is a species of flowering plant in the borage family known by the common name Poison Canyon stickseed.
Leptosiphon acicularis is a species of flowering plant in the phlox family known by the common names bristly linanthus and bristly leptosiphon.
Leptosiphon grandiflorus is a species of flowering plant in the phlox family known by the common names large-flower linanthus and large flowered leptosiphon.
Salvia munzii is a semi-evergreen perennial species of sage known by the common name Munz's sage or San Miguel Mountain sage. It is native to northern Baja California, Mexico, and it can be found in a few locations just north of the border in San Diego County, California, where it is particularly rare. It is characterized by small leaves and clear blue flowers. It is a member of the coastal sage scrub and chaparral plant communities.
Suaeda californica is a rare species of flowering plant in the amaranth family known by the common name California seablite. It is now endemic to San Luis Obispo County, California, where it is known from a few occurrences in the marshes around Morro Bay, historical populations around San Francisco Bay have been extirpated.
Tetracoccus hallii is a species of flowering shrub in the family Picrodendraceae, known by the common names Hall's shrubby-spurge and Hall's tetracoccus.
Tetracoccus ilicifolius is a rare species of flowering shrub in the family Picrodendraceae known by the common names hollybush and holly-leaved tetracoccus.
Xylorhiza cognata is a rare species of flowering plant in the family Asteraceae known by the common names Mecca-aster and Mecca woodyaster.
Navarretia ojaiensis is a rare species of flowering plant in the phlox family known by the common name Ojai navarretia.
Calochortus fimbriatus is a California species of flowering plant in the lily family known by the common name late-blooming mariposa lily. It is native to the coastal mountain ranges of southern Monterey, San Luis Obispo, Santa Barbara and northern Ventura counties, where it is a member of the chaparral flora.