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FOC | Family List | FOC Vol. 16 | Gentianaceae | Swertia

14. Swertia przewalskii Pissjaukova, Bot. Mater. Gerb. Bot. Inst. Komorova Akad. Nauk S.S.S.R. 1: 300. 1961.

祁连獐牙菜 qi lian zhang ya cai

Perennials 8-25 cm tall. Rhizomes blackish, short, with few slightly fleshy rootlets. Stems erect, striate, simple, base sheathed by blackish remains of old petioles. Basal leaves 1 or 2 pairs; petiole flattened, 1.5-5 cm, base connate; leaf blade spatulate, elliptic, or ovate-elliptic, 1.6-6 × 0.7-2.2 cm, base cuneate to rounded, apex obtuse, veins 3-5. Stem leaves 1 or 2 pairs, sessile, bractlike, ovate-oblong, 1-2 cm × 2-5 mm, base obtuse and subamplexicaul, apex obtuse, veins 1-3. Inflorescences racemelike, 3-8 cm, 3-9-flowered. Flowers 5merous. Pedicel spreading to erect, 0.5-5 cm. Calyx elongated in fruit; lobes narrowly lanceolate, 8-11 mm, margin distinctly membranous, apex acuminate. Corolla pale yellow-green, blue to brown in middle of outer surface, 1-2 cm in diam., tube 1.5-2 mm; lobes lanceolate (0.6-)0.9-1.5 cm × 5-7 mm, apex acuminate to acute. Nectaries 2 per corolla lobe, cupular, with fimbriae 1-1.5 mm. Filaments flattened, 7-9 mm, base short fimbriate-barbate; anthers blue, narrowly ellipsoid to cylindric, 1.2-3.2 mm. Ovary horizontally grooved. Style indistinct; stigma lobes ellipsoid to suborbicular. Capsules ovoid-ellipsoid, as long as persistent corolla. Seeds dark brown, broadly ellipsoid to subglobose, 0.9-1.1 mm, longitudinally rugose. Fl. and fr. Jul-Sep.

* Moist places, swamp meadows, scrub, alpine meadows; 3000-4200 m. NE Qinghai.


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