三角叶须弥菊 san jiao ye xu mi ju

Aplotaxis deltoidea Candolle, Prodr. 6: 541. 1838; Frolovia formosana (Hayata) Lipschitz; Saussurea deltoidea (Candolle) Schultz Bipontinus; S. formosana Hayata; S. kouytcheensis H. Léveillé; S. lamprocarpa Hemsley; S. radiata Franchet; Synurus taiwanianus S. S. Ying.

Herbs 0.6-2(-3) m tall, biennial. Stem solitary, 0.5-1.5 cm in diam., erect, simple or branched. Lower and middle stem leaves petiolate; leaf blade ovate-elliptic in outline, lyrately pinnately divided, abaxially grayish white, arachnoid tomentose, gland-dotted, and with brown articulate hairs, adaxially green and scabrous; lateral segments 1 or 2 pairs, narrowly elliptic to triangular, 1-3 × 0.5-2 cm; terminal segment triangular-hastate, 7-35 × 6-25 cm, margin dentate, apex acute. Upper stem leaves shortly petiolate or sessile, ovate-elliptic, margin lobed or dentate. Capitula usually numerous, in an ample paniculiform synflorescence, nodding, long pedunculate. Involucre broadly campanulate, (2-)3-4 cm in diam. Phyllaries in 5-7 rows, arachnoid tomentose; outer phyllaries triangular-ovate, 4-9 × 1.5-2 mm, apically with a triangular-ovate fimbriate appendage; middle phyllaries narrowly ovate-elliptic, 8-15 × 1.5-2.5 mm, with an apical appendage; inner phyllaries narrowly ovate to linear, 15-20 × 1.5-2.3 mm, apex acuminate and without an appendage. Receptacle bristles 7-10 mm. Corolla pink or white, (1.2-)1.5-2.1 cm, tube 0.9-1.2 cm, limb 6-9 mm, lobes 2.5-4 mm. Achene black, obconic, 3-4(-5) mm, 4-angled, apically muricate, apex with a denticulate crown. Pappus bristles white, (1.2-)1.4-1.6 cm. Fl. and fr. May-Nov. 2n = 34*.

Mountain slopes, grasslands, forests, thickets, wastelands, pastures, forest margins; 700-3400 m. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Henan, Hubei, Hunan, Jiangxi, Shaanxi, Sichuan, Taiwan, Xizang, Yunnan, Zhejiang [Bhutan, N India, Laos, Myanmar, Nepal, Pakistan, N Thailand, N Vietnam].