01 n. Any one of the several species of Kneiffia, esp. Kneiffia fruticosa (syn. Oenothera fruticosa), of the Evening-primrose family, having flow…
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Any one of the several species of Kneiffia, esp. Kneiffia fruticosa (syn. Oenothera fruticosa), of the Evening-primrose family, having flowers that open by daylight.(Bot.)