• Scientific Name: Megacodon stylophorus (C. B. Clarke) Harry Smith
• Ref: Handel-Mazzetti, Symb. Sin. 7: 950. 1936
• Synonym: Gentiana stylophora C. B. Clarke in J. D. Hooker, Fl. Brit. India 4: 118. 1883
• Chinese Common Name:大钟花 dàzhōnghuā
• Family: Gentianaceae
• Genus: Megacodon
• Distribution: Beside streams, meadows, scrub, forest margins; 3000-4400 m. S Sichuan, SE Xizang, NW Yunnan [Bhutan, NE India, Nepal, Sikkim].
• Photo: 07/16/2011, Mount.Sejila, Xizang

Plants 30-60(-100) cm tall. Basal leaf blades ovate, 2-4.5 × 1-2 cm. Middle to upper stem leaf apex obtuse, veins 7-9 and arcuate; middle stem leaf blades elliptic to ovate-elliptic, 7-22 × 3-9(-14) cm; upper stem leaf blades ovate-lanceolate, 5-10 × 1.2-3 cm, smaller toward apex. Thyrses 2-8-flowered. Pedicel 3-6(-16) cm. Calyx campanulate, 2.7-3.2 cm, tube 6-8 mm; lobes ovate-lanceolate, 2-2.6 cm, apex acuminate, veins 3-5. Corolla pale yellow-green, with brown veins, 5-7 × 4-5 cm, tube 8-10 mm; lobes oblong-spatulate, 4-6 cm, apex obtuse. Filaments 1.2-1.4 cm; anthers 1-1.2 cm. Style 1.5-1.8 cm; stigma lobes ellipsoid. Capsules ovoid-ellipsoid, 5-6 cm. Seeds 2.2-2.5 mm; seed coat longitudinally rugose. Fl. and fr. Jun-Sep.(Flora of China)