Several-stemmed shrub, 0.2-1 m tall, lignotuberous. Branchlets and young leaves appressed-sericeous, ferruginous, quickly glabrescent. Leaves flabelliform with shallowly concave margins, 3.8-6.7 cm long, 18-48 mm wide, narrowly cuneate, entire; apex ±truncate, irregularly 5-15-toothed. Inflorescence umbelliform with 2-6 flowers; rachis obscure; pedicels 2-3 mm long, densely appressed-pubescent, with hairs white or ferruginous or a mixture of both, continuing onto perianth. Perianth 4-5 mm long. Pistil 8-12 mm long; gland a curved flap. Fruit obliquely broadly ovate, 4.5-5.5 cm long, 3-3.2 cm wide, coarsely rugose, black-pusticulate. Seed obliquely ovate or elliptic, 45-48 mm long; wing encircling seed body.
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