Swertia perennia


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Noun1.Swertia perennia - perennial of damp places in mountains of Eurasia and North America having dull-colored blue or violet flowersSwertia perennia - perennial of damp places in mountains of Eurasia and North America having dull-colored blue or violet flowers
herb, herbaceous plant - a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests
genus Swertia, Swertia - genus of herbs of mountains of North America and Eurasia and Africa