Ribes quercetorum

Ribes quercetorum is a species of currant known by the common names rock gooseberry, oak gooseberry and oakwoods gooseberry. It is native to the mountains and hills of California from the San Francisco Bay Area south into Baja California and east into Arizona.[3][4][5]

Ribes quercetorum
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Saxifragales
Family: Grossulariaceae
Genus: Ribes
Species:
R. quercetorum
Binomial name
Ribes quercetorum
Synonyms[2]
  • Grossularia quercetorum (Greene) Coville & Britton
  • Ribes leptanthum var. quercetorum (Greene) Jancz.

Ribes quercetorum grows in woodlands, chaparral, and dry desert slopes and canyons. It is a spreading shrub producing arching stems up to 1.5 meters (5 feet)long, the nodes along the stems bearing 1 to 3 spines each up to 1.5 centimeters (0.6 inch) long. The lightly hairy, glandular leaves are up to 3 centimeters (1.2 inches) long and are divided into a few lobes which are toothed or lobed at their tips. The inflorescence is a raceme of 2 or 3 small flowers. Each flower has five reflexed yellow sepals around a tube-shaped ring of smaller cream-colored petals. The fruit is an spherical, edible black berry just under a centimeter (0.4 inch) in diameter.[6]

References
  1.  Bull. Calif. Acad. Sci. 1(3): 83. 1885 [1886 publ. 28 Feb 1885] "Plant Name Details for Ribes quercetorum". IPNI. Retrieved July 20, 2010. Quote
  2. Tropicos, Ribes quercetorum Greene
  3. Biota of North America Program 2014 county distribution map
  4. SEINet, Southwestern Biodiversity, Arizona chapter photos, description, distribution map
  5. Calflora taxon report, University of California, Ribes quercetorum E. Greene, Foothill gooseberry, oak gooseberry, rock gooseberry
  6. Flora of North America, Ribes quercetorum Greene, 1885. Oak gooseberry
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