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FOC | Family List | FOC Vol. 20-21 | Asteraceae | Ligularia

44. Ligularia discoidea S. W. Liu, Acta Biol. Plateau Sin. 3: 66. 1984.

盘状橐吾 pan zhuang tuo wu

Stem erect, 35-40 cm tall, 2.5-3 mm in diam. at base, proximally glabrous, distally shortly yellowish brown pilose and white arachnoid-puberulent. Basal leaves oblong-obovate or oblong, 4-6.5 × 3-4 cm, glabrous, pinnately veined, base cuneate, narrowed into a winged petiole, margin irregularly coarsely dentate, apex acute; teeth triangular, curved apically. Middle to distal stem leaves similar to basal leaves but sessile, to 13 × 3-4.5 cm; sheath 2.5-5 cm. Distalmost stem leaves oblong, tubular-amplexicaul, apex caudate-acuminate. Capitula 4-8, in corymb; leaflike and supplementary bracts linear; peduncles 1-3.5 cm, densely shortly yellowish brown pilose and white arachnoid-puberulent. Involucre broadly turbinate, 9-11 mm, mouth 1-1.5 cm in diam., outside glabrous; phyllaries 10-12, in 2 rows, linear-oblong, ca. 2 mm wide, brown ciliate, apex acuminate; inner phyllaries dark brown membranous at margin. Outer florets female, narrowly tubular, 2-5-divided, segments unequal, with 1 or 2 sterile stamens, anthers ovoid. Central florets bisexual, yellow, tubular, ca. 6 mm; tube ca. 1 mm. Achenes dark brown, cylindric, ca. 3 mm. Pappus yellowish, as long as tubular corolla. Fl. and fr. Aug.

● Scrub; ca. 4300 m. Xizang (Nyingchi).


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