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

1. Cullen corylifolium (Linnaeus) Medikus, Vorles. Churpfälz. Phys.-Öcon. Ges. 2: 381. 1787.

补骨脂 bu gu zhi

Psoralea corylifolia Linnaeus, Sp. Pl. 2: 762. 1753; Lotodes corylifolia (Linnaeus) Kuntze; P. pattersoniae Schön­land; Trifolium unifolium Forsskål.

Herbs, annual, 60-150 cm tall. Stems erect, branched, sparsely white puberulent, gland-dotted. Leaves 1-foliolate, sometimes with a much smaller lateral leaflet; stipules falcate, 7-8 mm; petiole 2-4.5 cm; leaf blade broadly ovate, 4.5-9 × 3-6 cm, both surfaces subglabrescent and black gland-dotted, base rounded or subcordate, margin undulate or irregularly coarsely dentate, apex obtuse or acute. Inflorescence axillary, densely congested, capitate or shortly racemose, 10-30-flowered; pe­duncles 3-7 cm; bracts membranous. Calyx 4-6 mm. Corolla blue to yellowish; standard obovate, ca. 5.5 mm. Legume black, ovoid, ca. 5 mm, glabrous, apex with a short tip, irregularly reticulate. Seed dark brown, reniform, 3-5 × 2-4 mm. Fl. Jul-Aug, fr. Sep-Oct.

Warm valleys, cultivated in C and E China. Guizhou, Sichuan, Yunnan [Bangladesh, India, Indonesia, Malaysia, Myanmar, Pakistan, Sri Lanka; E Africa (Somalia), SW Asia (S Arabian Peninsula)].

Cullen corylifolium is used medicinally.


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