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Chinese Plant Names | Family List | Gentianaceae | Gentiana

25. Gentiana zekuensis T. N. Ho & S. W. Liu, Bull. Nat. Hist. Mus. London (Bot.). 23: 56. 1993.

泽库秦艽 ze ku qin jiao

Description from Flora of China

Perennials 15-40 cm tall. Roots to 20 × 1.5 cm. Stems ascending, slender, simple, glabrous. Basal leaves petiole 1-3 cm, membranous; leaf blade linear-lanceolate to narrowly elliptic, 8-22.5 × 0.5-2.5 cm, base narrowed, margin scabrous, apex acuminate, veins 3-5. Stem leaves 3-5 pairs; petiole to 2 cm, membranous; leaf blade linear-lanceolate to elliptic-lanceolate, (1.2-)1.8-5.5 cm × 6-12 mm, base obtuse, margin scabrous, apex acuminate to obtuse, veins 1-3. Inflorescences crowded into terminal clusters, many flowered, rarely also in few-flowered axillary whorls. Flowers sessile. Calyx tube 4-7 mm, membranous, split on 1 side; lobes 5, filiform, 0.5-5 mm, unequal. Corolla usually pale yellow but pale blue toward limb, rarely entire corolla pale blue, tubular, 1.5-2 cm; lobes ovate, 2.5-3.5 mm, margin entire, apex acute; plicae triangular, 1-1.5 mm, oblique, margin entire, apex acute. Stamens inserted at basal part of corolla tube; filaments 6-8 mm; anthers narrowly ellipsoid, 1.5-2.5 mm. Style 2-2.5 mm; stigma lobes oblong. Capsules sessile, narrowly ellipsoid, 1.3-1.5 cm. Seeds light brown, ellipsoid, 1.4-1.6 mm. Fl. and fr. Jul-Sep.

* Moist meadows, scrub; 3200-3600 m. SE Qinghai.


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