242. Gentiana loureiroi (G. Don) Grisebach in A. de Candolle, Prodr. 9: 108. 1845.
华南龙胆 hua nan long dan
Ericala loureiroi G. Don, Gen. Hist. 4: 192. 1837; Gentiana pedicellata (Wallich ex D. Don) Grisebach var. rosulata Kusnezow.
Perennials 3-8 cm tall, sometimes with stolons to 2.5 cm. Roots cylindric, fleshy. Stems purple, erect, simple or few branched, loosely cespitose, densely papillate. Basal leaves usually developed; petiole 3-7 mm, ciliolate; leaf blade elliptic, 1.5-3 cm × 3-5 mm, abaxially glabrous, adaxially densely and minutely papillate, margin indistinctly cartilaginous, densely minute ciliolate, apex obtuse to acute, often mucronate, midvein indistinct or abaxially slender. Stem leaves widely spaced; petiole 5-8 mm, ciliolate; leaf blade lanceolate to elliptic, 4-8 × 1-2.5 mm, shorter than internodes, abaxially glabrous, adaxially densely minute papillate, margin indistinctly cartilaginous and densely minute ciliolate, apex acute, ± cuspidate, midvein indistinct or abaxially slender. Pedicel 4-12 mm, densely papillate. Calyx campanulate, 5-6.5 mm; lobes erect to sometimes spreading, linear-lanceolate to lanceolate, 2.5-4 mm, margin indistinctly membranous and ciliolate, apex acute and cuspidate, midvein indistinct. Corolla blue to blue-purple, rarely outside pale yellow-green, funnelform, 1-1.7 cm; lobes ovate, 2-2.5 mm, margin entire, apex obtuse; plicae ovate-orbicular, 1-1.5 mm, margin entire or denticulate, apex rounded. Stamens inserted at middle of corolla tube, equal; filaments 3-6 mm; anthers 1.8-2.5 mm. Style 1.5-2 mm; stigma lobes narrowly oblong. Capsules narrowly obovoid to obovoid, 4.5-5.5 mm; gynophore to 1.8 cm. Seeds brown, ellipsoid, 0.7-0.9 mm. Fl. and fr. Feb-Sep.
Roadside slopes, hillsides, forests; 300-3200 m. Fujian, Guangdong, Guangxi, Hainan, Hunan, Jiangsu, Jiangxi, Taiwan, Zhejiang [Bhutan, NE India, Myanmar, Thailand, Vietnam].