| Plant: An erect, somewhat stoutly-stemmed herbacious biennial to short-lived perennial growing to 3 to 7 feet tall. The stem is reddish and covered with soft, short hairs. |   |
| Flowers: Large and showy, bright creamy yellow, with reflexed greenish sepals and four broadly obovate petals. There are eight stamens and a stigma with four slightly fleshy lobes. Opens at sunset. |  |
| Fruit: The fruit is a more or less straight, tapering capsule containing irregularly pitted seeds. |  |
| Leaf: The lower leaves are from 2 to 8 inches long, much longer than wide, attached to stem at the narrow end, wavy-margined, and without a leaf stem, generally toothed along the edge. |  |
| Flowering period: | June to September |
| Use by Indians: | |
| Can be found here: | North bicycle path west of Muth Interpretive Center |
| Native Plant: Yes | Halophyte: No |
| Family Name: Evening Primrose Family |
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Date: 4/8/2011
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