Oenothera pallida explained

Oenothera pallida, the pale evening-primrose, is a species of flowering plant in the family Onagraceae.^[1] It is native to British Columbia, the western United States, and northern Mexico.^[2] Flowers start out white and fade to pink.^[1]

Subtaxa

The following subspecies are accepted:

• Oenothera pallida subsp. latifolia – Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Utah, Wyoming
• Oenothera pallida subsp. pallida – British Columbia, Arizona, Colorado, Idaho, Nevada, New Mexico, Oregon, Utah, Washington, Wyoming, northern Mexico
• Oenothera pallida subsp. runcinata – Arizona, Colorado, New Mexico, Texas, Utah, northeastern Mexico
• Oenothera pallida subsp. trichocalyx – Arizona, Colorado, New Mexico, Utah, Wyoming

Notes and References

1. Web site: Oenothera pallida Lindl. . . 20 April 2023 . Plant Database . Lady Bird Johnson Wildflower Center . 23 November 2023 .
2. 173245-2 . Oenothera pallida Lindl. . 23 November 2023 .