Flower, Revegetation or Rangeland, Weed
bigfruit evening primrose, Ozark sundrop
True seedTrue seed:
A mature fertilized ovule consisting of an embryo, with or without and external food reserve (e.g., endosperm) enclosed by the testa.
ObovateObovate:
Inverted egg shaped with apical end the broadest.
Brown
Large irregular tubercles with intermediate flat surfaces
Winged structures present on apicalApical:
The distal end of the fruit or seed away from the point of attachment or attachment scar.
end.
Seeds very irregular in shape.
State Noxious Weed: Hawaii
Not included
Onagraceae
Oenothera macrocarpa Nutt.
Megapterium missouriense (Sims) Spach
Oenothera missouriensis Sims