28. Leptodermis umbellata Batalin, Trudy Imp. S.-Peterburgsk. Bot. Sada. 13: 374. 1894.
伞花野丁香 san hua ye ding xiang
Shrubs, to 2 m, much branched; young branches, peduncles, and pedicels covered with white stiff hairs. Leaves sparsely arranged; petiole usually 4-6 mm; blade papery, black adaxially and usually pale or brownish abaxially when dry, elliptic or oblong, sometimes obovate, 10-35 × 5-16 mm, both surfaces shortly hispid, base cuneate, attenuate, apex acute or shortly acuminate; lateral veins sparse, usually 2 or 3 pairs, inconspicuous; stipules broadly triangular, hispid. Flowers with pedicels straight, 3-9 mm, arranged in umbelliform groups, rarely 1-3 flowers axillary; peduncles to 1 cm or longer; bracteoles ca. 3 mm, subequal to calyx tube in length or slightly shorter, ca. 2/3 connate, upper portion bilabiate dehiscent, hispid. Calyx lobes suborbicular, width slightly greater than length, ciliate, apex slightly rounded or subtruncate. Corolla purple, narrowly funnelform, ca. 12 cm, densely hispid outside, slightly hairy inside; lobes 5, oblong, ca. 3 mm, with incurved abrupt apiculus. Long-styled flowers: stamens inserted above throat of corolla tube, filaments ca. 1.5 mm, anthers linear, ca. 2.5 mm, exserted. Short-styled flowers: stigmas 5-lobed, lobes linear, included. Capsule 4-5 mm; seed aril reticulate, free from testa or adnate with testa on ventral side. Fl. Sep-Oct.
● Hill slopes; 500-700 m. S Gansu (Bikou, Wenxian), N Sichuan (Qingchuan).