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FOC | Family List | FOC Vol. 10 | Fabaceae | Indigofera

35. Indigofera densifructa Y. Y. Fang & C. Z. Zheng, Acta Phytotax. Sin. 21: 327. 1983.

密果木蓝 mi guo mu lan

Shrubs, to 2 m tall. Stems brown, terete, with pale yellow lenticels; young branches obviously 4-sided, with appressed white and brown medifixed symmetrically 2-branched tri­chomes. Stipules linear, 3-5 mm. Leaves 9-15 cm, 13-19-folio­late; petiole 1.3-2.5 cm; petiolules 1.5-2 mm; leaflet blades ovate, oblong-lanceolate, or lanceolate, 1.7-3.5 × 0.9-1.3 cm, both surfaces with appressed white medifixed trichomes and extremely dense on margin and abaxial midvein, base broadly cuneate to rounded, apex obtuse to acute and mucronate. Racemes 9-16(-26) cm, densely flowered; peduncle 1-1.5 cm; bracts linear, 1-1.5 mm. Pedicel ca. 2 mm. Calyx with ap­pressed brown medifixed trichomes; tube ca. 1 mm; teeth triangular, ca. 0.5 mm, rarely margin glandular. Corolla light purple; standard oblong, ca. 6 × 4 mm, outside with dense ap­pressed white and brown trichomes; wings oblanceolate, ca. 5 × 1.3 mm, apical margin ciliate; keel slightly longer than wings, outside apically with appressed white trichomes, spurs ca. 1 mm. Stamens 3-4 mm; anthers ovoid. Ovary glabrous. Legume cylindric, ascending to erect, 2-3.5 cm, constricted between seeds, with appressed brown trichomes. Seeds 6-10 per leg­ume, rufous brown, globose. Fl. Jun, fr. Jun-Aug.

● Riverbanks, moist slopes; ca. 700 m. N Guangdong, NW Guangxi, Guizhou, Hunan.


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