砂地野百合 sha di ye bai he

Crotalaria triquetra var. garambiensis Y. C. Liu & F. Y. Lu.

Herbs, annual, erect to ascending, to 50 cm tall. Branches 3-angled, pubescent. Stipules linear-lanceolate, ca. 3 mm, cadu­cous. Leaves simple; petiole ca. 1 mm; leaf blade elliptic-ob­long, 2-3 × 0.7-1 cm, adaxial surface pellucid punctate, sec­ondary veins 7 or 8 on each side of midvein, base rounded, apex obtuse. Racemes terminal or leaf-opposed, 1-3-flowered. Pedicel ± as long as calyx. Calyx ± 2-lipped, divided to ca. 1/2 its length, pubescent; lobes triangular-lanceolate. Corolla pale yellow, 1-1.2 cm, longer than calyx; standard ovate, base with 2 appendages; wings oblong, slightly shorter than stan­dard; keel ± as long as wings, angled near base, beak straight and twisted. Legume cylindric, ca. 2 cm, ca. 16-seeded, pu­bescent.

Open grasslands, wastelands; below 300 m. S Taiwan [India, In­donesia, Sri Lanka].