Description
Arctostaphylos nummularia is a red-barked shrub reaching a maximum height between one and two meters. The smaller twigs are covered lightly in white glandular bristles. The leaves are oval-shaped to nearly round, one to two centimeters long and wide. The edges are very finely toothed to nearly smooth, lined with tiny bristles, and sometimes curled under. The upper surface of the leaf is darker green and shinier than the underside.
The inflorescence holds a cluster of hanging flowers, which are spherical and white to pink-tinged. The fruit is a cylindrical drupe less than half a centimeter long containing a few seeds.
The Northern California coastal forests are a temperate coniferous forests ecoregion of coastal Northern California and southwestern Oregon.
Arctostaphylos catalinae, known by the common name Santa Catalina Island manzanita, is a species of manzanita native to Southern California.
Arctostaphylos morroensis is a species of manzanita known by the common name Morro manzanita. This shrub is endemic to San Luis Obispo County, California, where it is known only from the vicinity of Morro Bay.
Arctostaphylos confertiflora is a rare species of manzanita known by the common name Santa Rosa Island manzanita. This shrub is endemic to California, where it grows on the sandstone bluffs of Santa Rosa Island in the Channel Islands. This manzanita is listed as an endangered species by the United States Government.
Arctostaphylos imbricata is a species of manzanita known by the common name San Bruno Mountain manzanita.
Arctostaphylos klamathensis, with the common name Klamath manzanita, is a species of manzanita. It is endemic to the Klamath Mountains of far northern California, where it was first described during an ecological survey in Cedar Basin near the border between Siskiyou and Trinity Counties in 1982.
Arctostaphylos nummularia subsp. mendocinoensis, commonly known as pygmy manzanita, is a subspecies of manzanita. It is endemic to Mendocino County, California, where it is known from scattered occurrences in the pygmy forests near the coast.
Arctostaphylos mewukka is a species of manzanita known by the common name Indian manzanita.
Arctostaphylos montaraensis, known by the common name Montara manzanita, is a species of manzanita in the family Ericaceae.
Arctostaphylos nissenana is a species of manzanita known by the common name Nissenana manzanita or El Dorado manzanita. It is endemic to California, where it grows in the woodlands and chaparral of the Sierra Nevada foothills, mostly in El Dorado County.
Arctostaphylos obispoensis is a species of manzanita, known by the common names bishop manzanita and serpentine manzanita, endemic to California.
Arctostaphylos pajaroensis is a species of manzanita known by the common name Pajaro manzanita. It is endemic to California, where it is known mainly from Monterey County.
Arctostaphylos pechoensis is a species of manzanita known by the common name Pecho manzanita. It is endemic to California, where it is known only from the Pecho Hills southwest of San Luis Obispo in San Luis Obispo County, California.
Arctostaphylos purissima is a species of manzanita known by the common name La Purisima manzanita.
Arctostaphylos refugioensis is a species of manzanita, known by the common name Refugio manzanita. It is endemic to Santa Barbara County, California, where it can be found along the immediate coastline, including the vicinity of Refugio State Beach, and into the Santa Ynez Mountains of the northwestern Transverse Ranges.
Arctostaphylos regismontana is a species of manzanita known by the common name Kings Mountain manzanita. It is endemic to California, where it is known from the northern slopes of the Santa Cruz Mountains in the southern San Francisco Bay Area.
Arctostaphylos stanfordiana, with the common name Stanford's manzanita, is a species of manzanita that is endemic to northern California. It is known from the outer North Coast Ranges north of the San Francisco Bay Area.
Arctostaphylos virgata is a species of manzanita known by the common names Bolinas manzanita and Marin manzanita.
Arctostaphylos viridissima is a species of manzanita known by the common names whitehair manzanita and McMinn's manzanita. It is endemic to Santa Cruz Island, one of the Channel Islands of California.
Arctostaphylos ohloneana is a rare species of manzanita known by the common name Ohlone manzanita in the Santa Cruz Mountains in California. It is endemic to northwest Santa Cruz County, where it is known only from four populations on Ben Lomond Mountain, just south of Big Basin Redwoods State Park.
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