StenhammaraFlot. ex Körb. 1855 (Lichenes), a synonym of Ropalospora lugubris,[2]
StenhammaraA.Massal. ex Zahlbr. 1924 (Fungi) ,a synonym of Stenhammarella
StenhammarellaHertel 1967 (Lichen in Lecideaceae family).[3]
SteenhameraKostel. 1834, 'StenhammariaLilja 1843 and StenhammariaNyman 1881 (all from the Boraginaceae family) are all listed as 'doubtful' genera as they don't have any species listed.[4]