Maurandya_barclayana
Maurandya barclayana
Species of flowering plant
Maurandya barclayana (syn. Asarina barclayana; orth. var. M. barclaiana), commonly called angels trumpet[1] or Mexican viper,[2] is an ornamental plant in the family Plantaginaceae native to Mexico.
This plant is cited in The movements and habits of climbing plants by Charles Darwin.