S. erythraeae may refer to:

Sansevieria erythraeae Mattei, a succulent plant species in the genus Sansevieria Sonchus erythraeae Schweinf. ex Penz., a dandelion species in the genus Sonchus

Synonyms Setaria erythraeae Mattei, a synonym for Setaria pumila, a grass species

See also S. erythraea (disambiguation)