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Wildflowers of Texas, Plant Resources Center, University of Texas at Austin

Angel Trumpets   Acleisanthes longiflora    
Four-o'clock family — Nyctaginaceae

Also known as:
Yerba de la Rabia, Vine Four-O'clock, Long-flowered Four-o'clock

Slides: (click for larger view)


The distinct feature of the flower of the angel trumpet is the very long narrow tube, 6 inches or more in length. It flowers in summer or fall in response to rain, the blooms opening near dusk and staying open through the night. It occurs in open dry habitats, including roadsides, in western and southern Texas.

Dried Specimens: (click for larger view)


Flowering Months: May, June, July, August

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