Oenothera triloba (Oenothera triloba)
Description
Oenothera triloba, with common names stemless evening primrose and sessile evening primrose is a flowering plant in the primrose family. It is native to North America, where it is primarily found in northern Mexico and in the south-central United States. It is found in dry, open areas such as glades, prairies, and sometimes even lawns. It appears to respond positively to soil disturbance. It is a winter annual that produces large yellow flowers in the spring. The flowers open near sunset.
Taxonomic tree
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Domain: Eukarya
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Kingdom: Plantae
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Phylum:
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Class: Magnoliopsida
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Order: Myrtales
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Family: Onagraceae
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Genus: Oenothera
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