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

14. Synotis ainsliaeifolia C. Jeffrey & Y. L. Chen, Kew Bull. 39: 307. 1984.

宽翅合耳菊 kuan chi he er ju

Herbs, probably rhizomatous, 30-200 cm tall; basal part not seen. Vegetative stems densely brown villous. Flowering stems solitary, erect, subscapiform, densely ferruginous pubescent. Leaves mostly subrosulate at base of flowering stems; petiole 4-9 cm, broadly to narrowly winged, base expanded and subamplexicaul, adaxially densely brown villous on midvein; blade ovate or ovate-oblong, 15-26 × 8-14 cm, papery, abaxially pubescent or shortly brownish villous especially on veins, adaxially hirtellous, pinnately veined, lateral veins 8-10, arcuate-ascending, base subtruncate or cordate, margin irregularly dentate or dentate-lacerate with mucronulate teeth, apex acuminate. Flowering stem leaves few, rapidly diminishing in size upward, shortly petiolate or sessile, ovate to lanceolate. Capitula heterogamous, minutely radiate, numerous, arranged in narrow to spreading paniculoid thyrse; peduncles 1-2 mm, densely pubescent, 1- or 2-bracteolate; bracts and bracteoles small. Involucres cylindric, 5-6 × 2-2.5 mm, very shortly calyculate; bracts of calyculus few; phyllaries 8, linear-lanceolate, 1-1.5 mm, herbaceous, densely setulose, margin broadly scarious, densely setulose, apically obtuse or acute. Ray florets 2; corolla yellow, 5-5.5 mm; corolla tube ca. 3 mm; lamina oblong-elliptic, ca. 2.5 × 1 mm, 4-veined, obscurely 3-denticulate. Disk florets 8 or 9; corolla dull yellow, ca. 7 mm, with ca. 3 mm tube and funnelform limb; lobes ovate-lanceolate, 1-1.2 mm, apically acute, papillose. Anthers ca. 2 mm, anther tails slightly exceeding antheropodia, appendages lanceolate; antheropodia somewhat elongated, rather stout, basally dilated. Style branches ca. 0.7 mm, fringed with moderately long papillae, terminal tuft lax, slightly longer than lateral ones. Achenes (immature) ca. 1.5 mm, glabrous. Pappus white, 5-6 mm. Fl. Sep.

● Open places in forests; ca. 2700 m. Xizang (Delei valley).


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