大苗山合耳菊 da miao shan he er ju

Herbs, erect, rhizomatous. Vegetative stem solitary, ca. 30 cm, thinly arachnoid-tomentose, glabrescent, leafless except in upper part. Flowering stem solitary, erect, scapiform, ca. 13 cm tall, arachnoid-tomentose. Leaves rather crowded at base of flowering stems, shortly petiolate; petiole 3-5 cm, stout, densely pubescent; blade narrowly elliptic, 7-11 × 1-3 cm, papery, abaxially shortly scattered pilose, thinly pubescent on veins and purple, adaxially scattered setulose, pinnately veined, lateral veins 10-14, arcuate-ascending, base cuneate, margin rather distantly apiculate-serrate, apex caudate-acuminate. Flowering stem leaves few, small; upper leaves bractlike. Capitula radiate, 3 or 4 in terminal corymbose clusters; peduncles ca. 10 mm, densely arachnoid-tomentose, bracteate, with 1-3 linear-lanceolate bracteoles. Involucres narrowly campanulate, 10-11 × ca. 7 mm, calyculate; bracts of calyculus 10, linear-lanceolate, to 1/4 as long as phyllaries; phyllaries ca. 12, oblong-lanceolate, 1.5-2 mm wide, herbaceous, margin broadly scarious, subglabrous or sparsely arachnoid at base, inconspicuously 3-veined, apically acute or acuminate and puberulent. Ray florets ca. 6; corolla tube 5-5.5 mm; lamina yellow, oblong, 3.5-4 × ca. 1 mm, 3- or 4-veined, 3-denticulate. Disk florets many; corolla yellow, ca. 8.5 mm, with ca. 2 mm tube and narrowly funnelform limb; lobes oblong-lanceolate, ca. 1.5 mm, apically acute. Anthers ca. 2.5 mm, anther tails 1.7-2 × as long as antheropodia; appendages ovate-lanceolate; antheropodia rather elongated, basally gradually dilated. Style branches ca. 1.5 mm, apically obtuse. Achenes 3.5-4 mm, glabrous. Pappus white, ca. 7.5 mm. Fl. Oct.

● Open forests; 1200-1500 m. Guangxi (Damiao Shan, Yuanbao Shan).