Hyoscyamus albus (Introduced) Hyoscyamus albus L., Sp. Pl. 180 1753. (Syn: Hyoscyamus canariensis Ker Gawl. ; Hyoscyamus clusii G.Don ; Hyoscyamus luridus Salisb....
Hyoscyamus insanus Hyoscyamus insanus Stocks, Hooker’s. J. Bot. Kew Garden. Misc. 4: 178 1852. (Syn: Hyoscyamus angulatus Griff.); . Arabian Peninsula, S....
Hyoscyamus niger Hyoscyamus niger L., Sp. Pl. 179 1753. (Syn: Hyoscarpus niger Dulac (Unresolved); Hyoscyamus agrestis Kit. ex Schult.; Hyoscyamus auriculatus Ten. (Unresolved); Hyoscyamus...