Oenothera missouriensis Sims - Missouri Primrose

Oenothera missouriensis plant

Family - Onagraceae

Stems - No info. yet.

Oenothera missouriensis stemStem and ovaries of flowers.

Leaves - No info. yet.

Oenothera missouriensis leavesPressed leaves.

Inflorescence - No info. yet.

Flowers - No info. yet.

Oenothera missouriensis flower

Oenothera missouriensis calyxCalyx.

Flowering - May - August.

Habitat - Rocky open glades, bald knobs, limestone bluffs, rocky prairies, rocky mounds.

Origin - Native to U.S.

Other info. - This is one of the most characteristic of Missouri Ozark species. The plant is unmistakable in the field because of its large brilliant flowers and big fruits. The flowers open at dusk and last only one night. If the next morning is cloudy the flowers will stay open. The plant is more often seen with wilted flowers and ripening fruits.
This species would make and excellent rock garden specimen and grows well from seed. It is a perennial plant with a big taproot and does not transplant well.

Photographs taken in Eminence, MO.,5-28-03.


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