Many stamens or many pistils. The cone-shaped receptacle is covered with pistils each of which becomes fleshy at maturity, and as a group, form the edible fruit. Cultivated at San Joaquin Wildlife Sanctuary, Irvine, CA. 4-10-11. © Joan Avise |
California Blackberry Rubus ursinus Rosaceae Back to Rosaceae of Orange County, California |
Sepals-5, hairy, prickly, persistent. Petals-5 white, shorter in pistillate flowers. Aliso and Wood Canyons Wilderness Park, Laguna Niguel, CA. 4-18-09. © Joan Avise |
Santiago Oaks Regional Park, Orange, CA. 3-14-09. © Joan Avise |
Relatively few, small fruits (Clarke). Cultivated at San Joaquin Wildlife Sanctuary, Irvine, CA. 4-10-11. © Joan Avise |
Cultivated at San Joaquin Wildlife Sanctuary, Irvine, CA. 4-10-11. © Joan Avise |
Sawtoothed leaves can be deeply lobed, and may appear entire or with three leaflets. Bristles or prickles many, weak, slender and straight. Ripening fruit, will be black at maturity; cultivated at San Joaquin Wildlife Sanctuary, Irvine, CA. 6-7-10. © Joan Avise |
Male plant. Mt. Diablo State Park, Contra Costa Co., CA. 6-20-09. © Joan Avise |