Apteria
Apteria aphylla (Nutt.) Small
Campylosiphon
Campylosiphon purpurascens Benth.
Dictyostega
Dictyostega
orobanchioides (Hook.) Miers subsp. parviflora (Benth.) Snelders & Maas
Gymnosiphon
Gymnosiphon breviflorus Gleason
Gymnosiphon divaricatus (Benth.) Benth. & Hook.
f.
Gymnosiphon minutus Snelders & Maas