Peraphyllum is a monotypic genus of flowering plants in the rose family, containing the single species Peraphyllum ramosissimum, commonly known as the squaw apple or wild crab apple. Translated from the Greek, the genus Peraphyllum means "very leafy" and the species name ramosissimum means "many branches". Peraphyllum is most closely related to Amelanchier, Malacomeles, Crataegus, and Mespilus. Distribution Peraphyllum ramosissimum grows in California, Oregon, Idaho, Utah, Colorado, and New Mexico usually in pine and juniper woodlands. In California it can be found in the High Cascades, High Sierra Nevada, Great Basin, and Mojave Desert sky islands. Description Peraphyllum ramosissimum is a shrub which may reach in height and bears small pomes about wide. The leaves are simple; they can grow very close together on short shoots but are well separated on longer shoots. Like most other flowering plants of the Rosaceae, Peraphyllum ramosissimum has 5 petals and 5 sepals with radial symmetry. The flowers have about 15-20 free stamens, the petals are white to rose in color. References External links Jepson Manual Treatment: Peraphyllum ramosissimum USDA PLANTS entry for Peraphyllum ramosissimum (wild crab apple) Peraphyllum ramosissimum — U.C. Photo gallery Maleae Monotypic Rosaceae genera Flora of California Flora of Nevada Flora of Oregon Flora of Idaho Flora of Utah Flora of Colorado Flora of New Mexico Flora of the Great Basin Flora of the Sierra Nevada (United States) Flora without expected TNC conservation status