Oenothera mckelveyae (Munz) W.L. Wagner & Hoch Oenothera mckelveyae (Munz) W.L. Wagner & Hoch in Syst. Bot. Monogr. 83: 213. 2007 sec. POWO 2019=Gaura mckelveyae (Munz) P.H. Raven & D.P. Greg. in Mem. Torrey Bot. Club 23(1): 46. 1973 ["1972"] syn. sec. POWO 2019