Synonyms
Lobelia aphylla Nutt.
Apteria ulei Schltr.
Apteria hymenanthera f. decolorata Cif.
Apteria setacea var. major Hook.
Stemoptera lilacina Miers
Apteria setacea Nutt.
Monostychosepalum monanthum Barb.Rodr.
Apteria lilacina (Miers) Miers
Apteria hymenanthera Miq.
Nemitis setacea (Nutt.) Raf.
Apteria gentianoides Jonker
Apteria boliviana Rusby
Gentiana gracillima Bertol.
Apteria aphylla var. hymenanthera (Miq.) Jonker