Arching woody stemmed shrub (~5' long) where tip reaches the ground. Prickles are scattered along the reddish-brown stem. Leaves are trifoliate and alternate (~3" long and across) with doubly serrate margins and hairs on the lower surface. Flowers appear in cymes. Each flower is about 0.5" across, with 5 white petals, 5 green sepals, many stamen, and multiple green carpels.