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FOC | Family List | FOC Vol. 20-21 | Asteraceae | Synotis

5. Synotis changiana Y. L. Chen, Acta Phytotax. Sin. 33: 78. 1995.

肇骞合耳菊 zhao qian he er ju

Herbs, erect, rhizomatous. Rhizome stout, ca. 2 cm in diam. Vegetative stem solitary, 40-50 cm tall, simple, 3-4 mm in diam. at base, lower part long naked, at first arachnoid, ± glabrescent, upper part fulvous tomentose. Leaves usually densely crowded at middle part, rosulate or subrosulate, shortly petiolate; petiole 1.5-2.5 cm, stout, densely tomentose; blade adaxially dark green, obovate-spatulate or elliptic-obovate, 8-14 × 4-7 cm, papery, abaxially gray-white arachnoid-tomentose, adaxially arachnoid, glabrescent, pinnately veined, lateral veins 14-18 pairs, arcuate-ascending, base broadly cuneate, margin irregularly mucronately sinuate-serrate, apex obtuse to subacute. Upper leaves sessile, bractlike, linear, small. Capitula radiate, usually 2-5 in terminal corymbs; synflorescence to 4 cm, densely fulvous tomentose, subsessile or shortly pedunculate, bracteate at base; bracts linear, 5-7 mm, apically acute. Involucres campanulate, 8-10 × 10-12 mm, base fulvous tomentose, with 7 or 8 linear-subulate equal bracteoles; phyllaries 9-11, oblong-lanceolate, 8-10 × 2.5-3 mm, herbaceous, glabrous, with broadly scarious margin, inconspicuously 3-veined, apically slightly acute or obtuse. Ray florets 5 or 6; corolla tube 3-3.5 mm, slender; lamina yellow, oblong, ca. 5 × 1-1.5 mm, 4- or 5-veined, apically 3-denticulate. Disk florets many; corolla yellow, 7-8 mm, with 2-3 mm tube and narrowly funnelform limb; lobes oblong-lanceolate, apically acute. Anthers linear, 3-4 mm, basally caudate, antheropodia slightly expanded. Style branches excurved, apically obtuse, papillose. Achenes ca. 2 mm, glabrous. Pappus white, 7-8 mm. Fl. Oct-Nov.

● Lax forests; 400-1000 m. Guangxi (Lingchuan, Yangshuo).


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