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The primrose moth (Schinia florida) is a common consumer of Oenothera biennis. The adults lay eggs on the flower, and the emerging caterpillars feed on the plant. Pink wing tips reveal Schinia florida in the flower of the evening primrose. Primrose moth, Schinia florida, on an evening primrose, petals have been removed to reveal the insect.
Certain Oenothera plants have edible parts. The roots of O. biennis are reportedly edible in young plants. So are the flowers which have a sweet, crunchy taste. [20] The common evening primrose, O. biennis, is commonly sold as a dietary supplement in capsules containing the seed oil. [21]
Oenothera platanorum P.H.Raven & D.R.Parn. – Fort Huachuca evening primrose [30] Oenothera rosea L'Hér. ex Aiton – pink evening primrose, Rose of Mexico; Oenothera speciosa Nutt. – showy evening primrose, Mexican primrose, amapola; Oenothera texensis P.H.Raven & D.R.Parn. – Texas evening primrose [31]
The Onagraceae are a family of flowering plants known as the willowherb family or evening primrose family. They include about 650 species of herbs , shrubs , and trees [ 4 ] in 17 genera. [ 5 ] The family is widespread, occurring on every continent from boreal to tropical regions.
The seed oil of Oenothera biennis (evening primrose) is a source of GLA. From GLA, the body forms dihomo-γ-linolenic acid (DGLA). This is one of the body's three sources of eicosanoids (along with AA and EPA.) DGLA is the precursor of the prostaglandin PGH 1, which in turn forms PGE 1 and the thromboxane TXA 1.
Oenothera perennis is a species of flowering plant in the family Onagraceae and is native to the eastern United States and Canada. [1] [2] Its common names include little evening primrose, [3] small sundrops, [4] and small evening primrose. Its native habitats include shaly slopes, moist or dry fields, pastures and roadsides.