Photographer: Merel R. Black
Oenothera parviflora L.
northern evening-primrose, small-flowered evening-primrose
Oenothera: from Greek oinos, "wine," and thera, "to imbibe," because an allied European plant was thought to induce a taste for wine
parviflora: Latin for "small flower"
|Plant: ||erect, biennial/perennial, 2'-6' tall forb, mostly with gland-tipped hairs|
|Flower: ||yellow, 4-parted, 3/4"-1 1/2" wide; inflorescence a terminal, usually unbranched spike nodding at the tip|
|Fruit:||capsule slightly tapering towards top; seeds without tufts of hair at the top|
|Leaf:||lance-like to oblong, alternate|
|Habitat: ||disturbed sites|
|Notes: ||very similar to O. villosa and its subspecies, O. oakesiana and O. biennis|