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

135. Gentiana oligophylla Harry Smith, Bull. Misc. Inform. Kew. 1937: 130. 1937.

少叶龙胆 shao ye long dan

Annuals 8-12 cm tall. Stems erect, 2-4 × dichotomously branched from base, glabrous. Basal leaves withered at anthesis; petiole 3-10 mm, slender, glabrous; leaf blade ovate-lanceolate to ovate-elliptic, 0.9-2 cm × 4-7 mm, abaxially glabrous, adaxially densely and minutely papillate, apex obtuse, veins 1-3. Stem leaves spreading; petiole tube 1-1.3 mm, papillate on margin and abaxially; leaf blade linear-lanceolate to ovate-triangular, 5-8 × 1.5-2 mm, much shorter than internodes, abaxially glabrous, adaxially densely and minutely papillate, base cordate, apex acute, midvein distinct. Flowers few to many. Pedicel purple, 0.4-1.7 cm, glabrous. Calyx obconic, 4-5.5 mm; lobes filiform-subulate, 2-2.5 mm, base 0.8-1.2 mm wide, apex acuminate, midvein prominent. Corolla outside pale blue-gray, inside white, obconic, 8-10 mm; lobes ovate-orbicular, 2-2.5 mm, base slightly narrowed, margin entire, apex obtuse to rounded; plicae margin clavate fringed with expanded tips. Stamens inserted just below middle of corolla tube, equal; filaments 2.5-3 mm; anthers ellipsoid, 0.5-0.7 mm. Style 0.5-1 mm; stigma lobes oblong. Capsules narrowly obovoid to obovate, 3.5-4.5 mm; gynophore to 5 mm. Seeds light brown, ellipsoid, 1.3-1.5 mm. Fl. and fr. May-Aug.

* Grassland and roadside slopes, forest margins; 1800-2800 m. Guizhou, Hubei, Hunan, E Sichuan


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