宽叶亚菊 kuan ye ya ju

Chrysanthemum shihchuanum H. Ohashi & Yonekura.

Herbs, perennial, 20-35 cm tall, rhizomes long or short, procumbent. Flowering and sterile stems many, sometimes densely clustered, erect, shortly corymbosely branched on upper part, pubescent, especially on synflorescence branches and peduncles, densely leafy throughout. Lower leaves withered by anthesis. Middle and upper leaves sessile or subsessile, with divided pseudostipules; leaf blade broadly oblanceolate, obovate, or elliptic, 3-4.5 × 1-2 cm, abaxially gray-white, densely and thickly appressed pubescent, adaxially green, glabrous, pinnatifid above middle, base cuneate; lobes 2- or 3-paired, lanceolate or obliquely triangular. Synflorescence a compound flat-topped panicle, 3-5 cm in diam. Capitula many. Involucres campanulate, 5-6 mm in diam.; phyllaries in 4 rows, scarious margin broadly yellow-brown, outer ones ovate or ovate-lanceolate, 2-2.5 mm, abaxially sparsely pubescent, middle and inner ones ovate-lanceolate to long ovate, middle ones sparsely pubescent abaxially, inner ones glabrous abaxially. Florets yellow; marginal female florets 6, corolla narrowly tubular, ca. 2.5 mm; disk florets many, corolla tubular, ca. 3 mm, apex 5-lobed. Fl. and fr. Oct.

● Mountain slopes; ca. 3100 m. Sichuan.