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Family: Onagraceae
small evening-primrose, more...
[Kneiffia perennis (L.) Pennell, more ]
Etymology: Oenothera: from Greek oinos, "wine," and thera, "to imbibe," because an allied European plant was thought to induce a taste for wine
Plants: erect, perennial, 4"-24" tall forb; stems usually unbranched Leaves: lance-like to elliptical, alternate Flowers: yellow, 4-parted, 1/3"-3/4" wide, opening one by one and becoming erect, petals notched; inflorescence a terminal, usually unbranched spike nodding at the tip; blooms May-July Fruits: 4 -angled capsule, elliptical to oblong tapering toward the base; seeds without tufts of hair at the top Habitat: dry to moist; prairies, meadows, open woods; in sandy soil Conservation Status: Native |
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© Wisconsin State Herbarium, UW-Madison
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