Scandent lianas, new growth densely gray-white sericeous-lanate; branchlets dark purple-brown, terete, striate. Petioles 1.5-3 cm, densely gray-white pubescent; leaf blade papery to thinly coriaceous, ovate, broadly ovate, or subrotund, 9-12 × 5.5-8 cm, abaxially greenish, densely gray-white sericeous, adaxially deep green, slightly shiny, glabrate, base rounded or sometimes subcordate, apex acuminate; lateral veins (4 or)5 or 6 pairs, parallel, anastomosing near margin, more distinct adaxially. Panicles terminal or axillary, 11-15 cm, densely gray-white sericeous; pedicels 0.8-2 cm, articulate at middle, glabrate; bracteoles 2, subulate. Sepals ovate or broadly elliptic, ca. 1.5 mm, apex rounded, pubescent. Petals oblong-obovate, 4-5 × 2-3 mm. Stamens ca. 1/2 petal in length; anthers oblong. Ovary densely gray-white pubescent; styles 3, free. Samara broadlyovate, 3-3.5 × 2.5-3 cm, apex retuse, abaxial wing absent or narrowly winged. Seed white sericeous. Persistent disk shallowly 3-lobed; stalk longer than lobes of disk. Fl. Aug-Nov, fr. Nov-Dec.
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