Rosa pisocarpa subsp. pisocarpa
Cluster or pea rose, Cluster Or Pea Rose
Family: Rosaceae · Type: shrub · Native
Cluster rose is a California native shrub found in northwestern California and the California Cascade Range in generally moist areas at elevations of 30 to 2,100 meters. Flowering from May to August, this plant produces white to pale pink flowers in clusters of 3 to 10 blossoms. Growing 1 to 2.5 meters tall with paired prickles at stem nodes and green to reddish branches, it forms a dense woodland or streamside thicket. Its compound leaves have 5 to 9 leaflets, with the terminal leaflet 15 to 35 millimeters long, dark green and slightly textured. The fruit is a small spherical rose hip approximately 7 to 10 millimeters wide with a narrow neck.
Habitat: Generally +- moist areas
Bloom period: May-Aug
Elevation: 30-2100 m
Bioregions: NW, CaR
California counties: Del Norte, Siskiyou, Humboldt, Butte, Trinity
Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Jepson eFlora, Cal-IPC, and more.