心叶天名精 xin ye tian ming jing

Herbs, perennial. Stems up to 60 cm tall, vertically striped, sparsely pubescent. Basal leaves withered at anthesis; cauline leaves ovate or oblong, 7-13 × 6-10 cm, abaxially light green, sparsely pubescent on veins, adaxially green and sparsely pubescent, base cordate or rounded, margin irregularly and sparsely dentate, apex acute. Capitula terminal on stems and branches; peduncles 5-10 cm; bracteal leaves 3-5, shortly petiolate, ovate or ovate-oblong, 1-2.5 cm, surfaces sparsely pubescent, apex acuminate. Involucre hemispheric, 6-7 × 1-1.5 mm; phyllaries ca. 4-seriate, subequal, outer ones herbaceous, narrowly oblong or oblong-lanceolate, abaxially sparsely pubescent, apex acute, inner lanceolate, dry membranous, apex acute. Marginal florets tubular, ca. 2 mm. Disk florets ca. 2.5 mm; corolla ca. 1.5 mm, pubescent, limb funnelform, 5-lobed; lobes triangular, ca. 0.5 mm. Achenes slenderly cylindric, 4-4.5 mm. Fl. Jul-Aug, fr. Sep-Oct.

Grassy slopes, conifer forests; 2300-3500 m. Sichuan, Xizang, Yunnan [India, Nepal].