Texas
Wildbuds

Oenothera lavandulifolia

(Lavender-leaf Sundrops)

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Oenothera lavandufolia, Lubbock Lake Landmark, Lubbock Co. 2660 

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Oenothera lavandufolia, Lubbock Lake Landmark, Lubbock Co. 2648 

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Oenothera lavandufolia, Lubbock Lake Landmark, Lubbock Co. 2651 

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Oenothera lavandufolia, Lubbock Lake Landmark, Lubbock Co. 2655 

Scientific Name Oenothera lavandulifolia (Calylophus lavandulifolius, Calylophus hartwegii ssp. lavandulifolius) USDA PLANTS Symbol CALA38
Common Name Lavender-leaf Sundrops, Lavender-leaf Primrose ITIS Taxonomic Serial No. 517708
Family Onagraceae (Evening Primrose) SEINet
Reference
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Description Habitat: Dry rocky, sandy or gravelly soils in open shrublands and prairies.
Plant: Low-growing perennial with decumbent to ascending stems, usually branched, 3 to 12 inches tall; with densely appressed hairs.
Leaves: Crowded, alternate, linear to narrowly lanceolate or elliptic, up to 2 inches long and 1/4-inch wide; margins entire; surfaces covered with appressedgrayish hairs.
Inflorescence: Large yellow solitary blossoms arising from leaf axils, fading to pink or orange; trumpet-shaped corolla with 4 spreading, crinkly petals up to 2 inches across; floral tube 1 to 3+ inches long; protruding yellow disk-shaped stigma; 8 protruding yellow stamens.
Bloom Period: May to August.
References: "Flora of Colorado" by Jennifer Ackerfield and Kansas Wildflowers and Grasses; Calylophus lavandulifolius in American Southwest and Calylophus hartwegii ssp. lavandulifolius in "Manual of the Vascular Plants of Texas" by Correll and Johnston.
BONAP Distribution Map


Map Color Key
Texas Status:
Native

Banner photo of Castilleja indivisa and Lupinus ssp. taken along FM 1323 north of Johnson City, Blanco County

© Tom Lebsack 2024