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5. Gentiana Sect. Pneumonanthe Gaudin, Fl. Helv. 2: 269. 1828.
龙胆草组 long dan cao zu
Description from Flora of China
Perennials. Rhizomes horizontal to vertical, short, thick, ± fleshy. Stems branching sympodially, with 1 to few erect simple flowering stems but nonflowering basal rosette usually absent. Lowermost stem leaves scalelike. Bracts 2 per flower, well developed. Capsules broadly ellipsoid. Seeds linear to fusiform, winged at both ends; seed coat coarsely reticulate.
Thirty-eight species: North America, Asia, Europe; four species in China.
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Treatments in Other Floras @ www.efloras.org
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