|Scientific Name||Oenothera berlandieri ssp. pinifolia
(Calypholus berlandieri ssp. pinifolius, Calypholus drummondianus ssp. drummondianus)
|USDA PLANTS Symbol||CABEP2|
|Common Name||Square-bud Primrose, Berlandieri's Sundrops||ITIS Taxonomic Serial No.||836105|
|Family||Onagraceae (Evening Primrose)||Wildflower Center Ref.||Click Here|
|Description||Habitat: Sandy or rocky soils in open areas, plains, brushlands.
Plant: Erect slightly bushy perennial, reddish-brown stems 6 to 24 inches tall.
Leaves: Sessile to short-petiolate, linear to oblanceolate leaves less than 1/2 to 3 inches long with shallow teeth along edges.
Inflorescence: Yellow flowers 1 to 2 inches across with yellow stamens and yellow stigma as long or longer than stamens; stigma and hypanthium usually black; flowers opening near sunrise.
Bloom Period: March to July.
References: Calypholus drummondianus ssp. drummondianus in "Manual of the Vascular Plants of Texas" by Correll and Johnston and Oenothera berlandieri ssp. pinifolia in "Wildflowers of Texas" by Michael Eason.
|BONAP Distribution Map
Map Color Key
Banner photo of Lupinus ssp. by Rick Capozza, Austin TX
© Tom Lebsack 2023