Arctostaphylos pilosula
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Arctostaphylos pilosula is a species of manzanita, known by the common names La Panza manzanita and Santa Margarita manzanita, that is endemic to California.[1][2]
Its common names comes from populations on the La Panza Range, near the town of Santa Margarita.[1]
Distribution
The plant is endemic San Luis Obispo County, found in three areas: the La Panza Range, the east slope of the Santa Lucia Mountains near Atascadero, and in the San Luis Range near Pismo Beach.[1]
It grows in chaparral and closed-cone pine forest habitats, on shale and sandstone outcrops and slopes. It is found at elevations of Script error: No such module "convert"..[1][2]
Description
Arctostaphylos pilosula is an erect and bristly shrub growing Script error: No such module "convert". in height.[1][2]
The leaves are a round, oval shape and dull and hairless in texture. They grow up to Script error: No such module "convert". long.[2]
The shrub blooms in spherical white inflorescences of cone-shaped and downward facing "manzanita" flowers, each just under Script error: No such module "convert". long. Its bloom period is December to March.[2]
The fruit is a reddish-brown drupe about a centimeter wide, that ripen in the summer.[2]
Conservation
The species is listed on the California Native Plant Society Inventory of Rare and Endangered Plants as a fairly endangered and vulnerable species.[3]
References
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- ↑ a b c d e "Field Guide to Manzanitas," Michael Kauffmann, Tom Parker, & Michael Vasey, Backcountry Press, 2015, Template:ISBN, page 113.
- ↑ a b c d e f V. Thomas Parker, Michael C. Vasey & Jon E. Keeley 2014. Arctostaphylos pilosula, in Jepson Flora Project (eds.) Jepson eFlora. accessed 15 January 2016.
- ↑ CNPS, Rare Plant Program. 2016. Inventory of Rare and Endangered Plants (online edition, v8-02). California Native Plant Society, Sacramento, CA. — Arctostaphylos luciana. accessed 1.16.2016.
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External links
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- Calflora Database: Arctostaphylos pilosula (La Panza manzanita, Santa Margarita manzanita)
- Jepson Manual eFlora (TJM2) treatment of Arctostaphylos pilosula
- USDA Plants Profile for Arctostaphylos pilosula (La Panza manzanita)
- UC Photos gallery — Arctostaphylos pilosula