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Tripterocalyx is a small genus of flowering plants in the four o'clock family. It contains four species formerly included in the closely related genus Abronia, the sand-verbenas. These plants are native to North America, especially the dry desert southwest of the United States. They bloom in heads of several colorful trumpet-shaped flowers.
- Tripterocalyx carneus - winged sandpuffs
- Tripterocalyx crux-maltae - Lassen sand-verbena
- Tripterocalyx micranthus - smallflower sand-verbena
- Tripterocalyx wootonii (sometimes treated as a variety of T. carneus) - Wooton's sandpuffs
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