5. Ligularia calthifolia Maximowicz, Bull. Acad. Imp. Sci. Saint-Pétersbourg. 15: 374. 1871.
乌苏里橐吾 wu su li tuo wu
Ligularia hodgsonii J. D. Hooker var. calthifolia (Maximowicz) Koidzumi; Senecillis calthifolia (Maximowicz) Kitamura; Senecio calthifolius (Maximowicz) Maximowicz.
Stem erect, 30-80 cm tall, 2.5-5 mm in diam. at base, proximally glabrous, distally white arachnoid-puberulent and shortly pilose. Basal leaves petiolate; petiole long and slender, 2-4 × as long as leaf blade, base sheathed; leaf blade cordate-reniform or cordate-ovate, 6-18 × 6-12 mm, glabrous, both surfaces with prominent palmate veins, base cordate, margin obtusely and sharply dentate, apex obtuse or acute. Middle to distal stem leaves 1 or 2, similar but smaller, petiolar base enlarged into a sheath. Capitula (1 or)2-4, in corymb; leaflike bracts ovate-lanceolate, as long as peduncle, white puberulent; peduncles to 9 cm, shortly brown pilose; supplementary bracts narrowly lanceolate, as long as or longer than involucre. Involucre broadly campanulate or cupular, 1.2-1.3 × 1.3-1.8 cm, outside shortly brown pilose; phyllaries (5-)8-12, closely imbricate, ovate-oblong or narrowly lanceolate, apex acute, mucronate; inner phyllaries broader, 2-carinate on convex outside, margin membranous. Ray florets yellow, 8-10; lamina linear-spatulate, 2-3 cm × 4-6 mm; tube 7-9 mm. Tubular florets numerous, 1.2-1.3 cm; tube ca. 6 mm. Achenes brown, cylindric, 7-10 mm, ribbed. Pappus reddish brown, slightly longer than tube of tubular corolla. Fl. Jul, fr. Aug-Sep. 2n = 60.
Grasslands, meadows, slopes; 100-1600 m. Heilongjiang [Russia (Far East)].