Synonyms
Echites longiflorus (Griseb.) Miers
Apocynum obliquum Mill.
Echites crassipes A.Rich.
Rhodocalyx crassipes (A.Rich.) Miers
Tabernaemontana echites L.
Echites umbellatus var. longiflorus Griseb.
Echites littoreus Kunth
Echites umbellatus var. typicus Woodson
Echites umbellatus var. crassipes (A.Rich.) M.Gómez
Echites umbellatus subsp. crassipes (A.Rich.) Borhidi & O.Muñiz
Echites ovatus Miers
Echites echites (L.) Britton ex Small
Echites obliquus (Mill.) Miers