Tripterocalyx is a small genus of flowering plants in the four o'clock family, Nyctaginaceae.

It contains four species formerly included in the closely related genus Abronia, the sand-verbenas.

[1] These plants are native to North America, especially the dry desert southwest of the United States.

Sandpuffs or sand-verbenas are common names for plants in this genus.

[2][3][4] There are four species in the genus Tripterocalyx:[1] This Caryophyllales article is a stub.