Swertia
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Standard Cyclopedia of Horticulture |
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Swertia (named for Emanuel Swert, a bulb-cultivator of Holland and author of "Florilegium," 1612). Also spelled Sweertia. Gentianaceae. Erect, simple or branched, perennial or annual herbs, some of which are hardy, others adapted to the greenhouse; mostly border or rock-garden plants. Leaves opposite, or radical in the perennial species, long-petioled, some of the cauline lvs. sometimes alternate: fls. blue, rarely yellow, arranged in racemose panicles or laxly corymbose; calyx 4-5-parted, segms. linear or lanceolate; corolla-tube very short, rotate, glandular-pitted, lobes 4-5, overlapping to the right; stamens 4-5; ovary 1-celled: caps. dehiscing by 2 valves at the sutures.—About 85 species, widely scattered about the world but mainly from S. Asia. CH
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Species
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References
- Standard Cyclopedia of Horticulture, by L. H. Bailey, MacMillan Co., 1963
External links
- w:Swertia. Some of the material on this page may be from Wikipedia, under the Creative Commons license.
- Swertia QR Code (Size 50, 100, 200, 500)