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Wind Cave National Park Wildflowers
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Wind Cave National Park
Wildflowers - Yellow Evening Primrose
 
Yellow Evening Primrose, Yellow Sundrops, Half-Shrub Sundrops, Plains Yellow Primrose, Tooth-Leaved Evening Primrose, Calylophus serrulatus, Oenothera serrulata
NPS Photo by Jim Pisarowicz
Yellow Evening Primrose, Yellow Sundrops, Half-Shrub Sundrops, Plains Yellow Primrose, Tooth-Leaved Evening Primrose - Calylophus serrulatus, Oenothera serrulata
 
Evening Primroses have flowers that open in the evening and generally remain open the next day before withering.

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Porcupine in tree

Did You Know?
Porcupine babies are called porcupettes. When they are born they have 15,000 quills. Porcupettes are born in the spring and, lucky for mom, the quills are soft. They can climb trees within an hour of birth.
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Last Updated: June 15, 2007 at 15:42 MST