翅实藤 chi shi teng

Banisteria timoriensis Candolle, Prodr. 1: 588. 1824; Ryssopterys dealbata A. Jussieu.

Woody lianas, up to 10 m; young branchlets densely pubescent, glabrate. Petiole slender, 1-7 cm, yellow-brown or gray-white puberulent; leaf blade ovate or broadly ovate, 8-12 × 4-7 cm, abaxially glabrous or puberulent, adaxially glabrous, base slightly cordate, rounded, or truncate, glands 2, black, orbicular, apex acute; lateral veins 4-7 pairs. Inflorescences axillary, gray-white appressed pubescent; bracts ovate, ca. 3 mm, yellow-brown puberulent, apex acute; pedicels articulate at middle; bracteoles ovate, ca. 1.5 mm, yellow-brown puberulent. Sepals connate, deeply 5-lobed, ca. 2 mm, puberulent. Petals 5, yellow, rotund to elliptic, 6-10 mm, ± clawed, margin entire. Stamens 2-4 mm. Samara 2-4 × 1-1.5 cm. Fl. Jul.

Coastal regions. Taiwan (Lan Yu) [Indonesia, Malaysia; Australia, Pacific islands (Micronesia)].