O. fruticosa leaves were used as a potherb and it grows throughout eastern North America.   The common name is primrose,  or occasionally common primrose or English primrose to distinguish it from other Primula species also called primroses. Oenothera macrocarpa, commonly called Missouri evening primrose, is a sprawling, Missouri native plant which occurs on limestone glades and bluffs and rocky prairies in the Ozark region south of the Missouri River. Primula vulgaris, the common primrose, is a species of flowering plant in the family Primulaceae, native to western and southern Europe, northwest Africa, and parts of southwest Asia. Also called glade lily, this plant of Missouri's glades, bluffs and rocky prairies has multiple stems that trail along the ground. The clumps of basal leaves stay green late into the fall and reappear early each spring. If primroses get too wet, they can develop conditions like crown or root rot and become susceptible to garden bugs, like aphids or spiders. Missouri evening primrose is a sprawling herbaceous perennial with multiple stems that trail along the ground. Often seen festooning the tops of bluffs and rocky road cuts. Oenothera speciosa, commonly called white evening primrose, features fragrant, bowl-shaped, four-petaled, white flowers (to 2-3” diameter) with yellow anthers that bloom from the upper leaf axils in spring (May-July). Missouri Botanical Garden 4344 Shaw Blvd., St. Louis, MO 63110 (314) 577-5100 hours and admission Butterfly House Faust Park, 15193 Olive Blvd. A member of the evening primrose family, the native, perennial Missouri primrose grows in clumps up to 12 inches tall and spreads up to 3 feet wide from a single large tuber. has earned it a place in woodland gardens everywhere. The taproot is elongated, fibrous, yellow on the outside and whitish within. The perky flower of the primrose (Primula spp.) Primrose Pests. US Wildflower's Database of Wildflowers for Missouri Click on thumbnail for larger version of image, scientific name for detail page. If you see pink evening primrose (the common name is stupid by the way—unlike the yellow evening primrose, this one's flowers open in morning and close at dusk) for sale at your garden center, I have a single word of advice The evening primrose has hairy leaves that emit a lemon odor and bright yellow, 2 1/2-inch wide flower spikes that bloom in … Chesterfield, MO 63017 (636) 530-0076 hours and admission North American Wildlife. Flowers often — page 396, Wernett, Susan J., et al.
… The plant sports narrow, glossy green leaves with showy 4-inch, bright yellow … People aren’t the only ones who appreciate the Evening Primrose. Normally thought of as outdoor plants, primrose is actually an excellent indoor potted plant for winter or spring blooms. My mother came from the southwestern part of England, where primroses (Primula vulgaris) once grew in abundance.Stitched into the floral tapestry of damp meadows and tucked among the roots of trees, the pale yellow flowers were familiar to every country child of my mother’s generation.