The history and typification of the five species belonging in the genus Galtonia Decne. (Hyacinthaceae) are discussed. Lectotypes are designated for the names Hyacinthus candicans Baker and Ornithogalum saundersiae Baker. The new spontaneous hybrid Galtonia ×ceredigionis J. Compton & Schrire, formed from a natural cross between G. candicans (Baker) Decne. and G. princeps (Baker) Decne., is described.