Heliotropium convolvulaceum (Nutt.) A. Gray
no HD illustration available (m1)
Heliotropium convolvulaceum (Nutt.) A. Gray [ Euploca convolvulacea Nutt.] [Boraginaceae]
W. Curtis, Bot. Mag., vol. 92 [ser. 3, vol. 22]: t. 5615 (1866) [W.H. Fitch]