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Any of several North American and East Asian plants of the genus Triosteum of the family Caprifoliaceae, having opposite leaves, small purplish-brown flowers, and usually orange-yellow fruit. Also called feverwort.
(Plants) any caprifoliaceous plant of the genus Triosteum, of Asia and North America, having small purplish-brown flowers. Also called: feverwort
any weedy North American plant of the genus Triosteum, of the honeysuckle family, having leathery fruit.
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|Noun||1.||horse gentian - coarse weedy American perennial herb with large usually perfoliate leaves and purple or dull red 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