聚花合耳菊 ju hua he er ju

Senecio glomeratus Jeffrey, Notes Roy. Bot. Gard. Edinburgh 9: 126. 1916, not Desfontaines ex Poiret (1817).

Herbs, basal parts not seen. Stem solitary, erect, to 120 cm tall, flexuous, shortly branching in synflorescence, fulvous tomentose, glabrescent. Leaves shortly petiolate; petiole 1-2 cm, sparsely fulvous tomentose, glabrescent; blade elliptic or oblanceolate-elliptic, 6-22 × 1.5-6 cm, membranous, abaxially sparsely arachnoid and glabrescent, adaxially sparsely shortly scattered setulose, pinnately veined, lateral veins 16-18, arcuate-ascending, conspicuous abaxially, base cuneate or attenuate, margin mucronulate-serrulate, apex long acuminate. Capitula heterogamous, disciform, numerous, 20-25 in dense rounded axillary and terminal glomeruliform corymbs; peduncles short, ca. 5 mm, fulvous tomentose, basally bracteate, 1- or 2-bracteolate; bracts and bracteoles linear. Involucres cylindric, ca. 3 × 1.5 mm, calyculate; bracts of calyculus 5, linear-subulate, to 1/2 as long as phyllaries; phyllaries 5, oblong, ca. 1.5 mm wide, subleathery, sparsely puberulent, glabrescent, margin broadly scarious, apically obtuse or sometimes acute and puberulent. Marginal female florets 2; corolla filiform, 4.5-5 mm, apically minutely 5-denticulate. Disk florets 3 or 4; corolla yellow, ca. 7 mm, with 2-2.5 mm tube and long-exserted funnelform limb; lobes ovate-oblong, ca. 1.3 mm, apically acute. Anthers ca. 3 mm; anther tails slightly exceeding antheropodia; appendages oblong-lanceolate; antheropodia rather narrow, basally slightly dilated. Style branches ca. 0.8 mm, fringed with short papillae, central tuft prominent, much longer than laterals. Achenes ca. 1.5 mm, glabrous. Pappus white, ca. 5.5 mm. Fl. Aug-Sep.

Forest and thicket margins, rocky slopes; 2500-3300 m. W Yunnan (Fugong, Tengchong) [N Myanmar].