子农合耳菊 zi nong he er ju

Herbs, rhizomatous. Rhizome thick, woody. Stem solitary, erect, to 80 cm tall, leafless in lower part, leafy above, branching in synflorescence, fulvous arachnoid-tomentose, glabrescent. Leaf petiole 1-3 cm, arachnoid-tomentose; leaf blade elliptic-oblong or oblong-lanceolate, to 22 × 6 cm, membranous, abaxially thinly floccose-arachnoid-tomentose and ± glabrescent, adaxially green and sparsely shortly setulose, pinnately veined, lateral veins 16-20, arcuate-ascending and intramarginally uniting, base cuneate, margin minutely mucronulate-dentate, apex acute-acuminate. Upper leaves and leaves of branches shortly petiolate, oblong-lanceolate, smaller. Capitula disciform, moderately numerous, arranged in lax 2-7-flowered terminal and upper axillary thyrsoid corymbs; peduncles 1.5-2.5 cm, fulvous tomentose, basally bracteate; bracteoles 3-5, linear, 5-7 mm, sparsely pubescent, apically acuminate. Involucres campanulate-cylindric, 10-12 × 4-5 mm, prominently calyculate; bracts of calyculus 10-12, linear, ca. 1/3 as long as phyllaries, phyllaries 8 or 9, oblong-lanceolate, 1-1.5 mm wide, herbaceous, sparsely pubescent or subglabrous, obscurely 3-5-veined, margin broadly scarious, apically acute, puberulent and purplish. Female florets 6; corollas filiform, ca. 9 mm, with ca. 3.5 mm tube and subcylindric, 5-denticulate limb. Disk florets 19 or 20; corolla ca. 10 mm, with ca. 4 mm tube and funnelform limb; lobes ovate-oblong, ca. 1.5 mm, apically acute. Anthers ca. 3 mm; anther tails ca. equaling antheropodia; appendages ovate-lanceolate; antheropodia long, robust, basally distinctly dilated. Style branches ca. 1.5 mm, fringed with rather short papillae, terminal tuft distinct, ca. equaling laterals. Achenes ca. 3 mm, glabrous. Pappus white, ca. 10 mm. Fl. and fr. Oct.

● Broad-leaved and mixed forests; ca. 3000 m. NW Yunnan (Yangbi).