17. Melanoseris triflora (C. C. Chang & C. Shih) N. Kilian, Fl. China. 20-21: 223. 2011.
栉齿细莴苣 zhi chi xi wo ju
Basionym: Stenoseris triflora C. C. Chang & C. Shih, Acta Phytotax. Sin. 29: 413. 1991.
Herbs to 1.2 m tall, perennial. Stem stout, apically branched and glandular hairy. Middle stem leaves with petiole 9-11 cm, pectinate, basally slightly widened; leaf blade lyrately pinnatisect with pectinate rachis, glandular hairy, glabrescent; lateral lobes 1 or 2 pairs, elliptic, ovate, or lanceolate, much smaller than terminal lobe, base rounded, margin coarsely mucronulate-dentate, apex acute to shortly acuminate; terminal lobe ovate to ovate-lanceolate, 9-11 × 7-9 cm, base truncate, shallowly cordate, or broadly cuneate, apex acuminate to acute. Upper stem leaves smaller, with shorter pectinate petiole, and 1 pair of lateral lobes, otherwise similar to middle stem leaves; uppermost leaves lanceolate, ± undivided, apex acuminate. Synflorescence paniculiform, with numerous capitula and capillaceous branches. Capitula with 3 florets; peduncle capillaceous. Involucre narrowly cylindric, 9-11 × 1-1.5 mm. Phyllaries glabrous; outer phyllaries ovate, longest ca. 1.5 × 0.5-1 mm, apex obtuse to acute; inner phyllaries 3. Florets purplish red. Achene ca. 4 mm; body pale brown, ellipsoid, compressed, lateral ribs broadened, apex constricted into a thick 0.5-1 mm beak. Pappus ± single, ca. 6 mm. Fl. and fr. Oct.
● Forest margins, forests; 2000-2800 m. Yunnan (Fugong, Lüchun).