Mallow-Leaved Crossberry is a or small tree 1-5 m tall. Branchlets are
yellow-brown hairy. Leaf stalk is 1-2 cm long, coarsely velvety. Leaves
are broadly ovate to nearly circular, usually lobed distally, 7-11 × 5-9
cm, papery, densely yellow and brown, velvety. Base is rounded or slightly
heart-shaped, margin toothed, tip pointed. Flowers are borne in cymes 3-7
per leaf axil. Flower stalk is 4-8 mm long. Bracts are threadlike. Sepals
are white, narrowly oblong, 6-8 × 2 mm. Petals are 2-3 mm. Stamens are 4-5
mm. Style is as long as sepals, stigma 2-lobed. Fruit is obscurely 2- or
4-lobed, velvety.