Dermatophyllum secundiflorum is a species of flowering shrub or small tree in the pea family, Fabaceae, that is native to the southwestern United States (Texas, New Mexico) and Mexico (Chihuahua and Coahuila south to Hidalgo, Puebla and Quer‚taro)
The flowers are followed by green fruit, turning Yellow when ripe. It is one of the most tropical of the passionfruit varieties, and a major commercial crop used in fruit juices.