Gomphocarpus fruticosus  (*)
Arghel, Balloon Cottons, Cape Cotton, Cotton Bush, Duck Bush, Milk Weed, Narrow-leaved Cotton-bush, Swan Plant, Wild Cotton, Wild Cotton-bush

Marsdenia rostrata
Milk Vine

Oxypetalum coeruleum  (*)
Tweedia, Southern Blue Star, Little Blue Star

Parsonsia straminea
Common Silkpod, Monkey Rope

Tylophora paniculata
Thin-leaved Tylophora

Tylophora woollsii  (E)
Cryptic Forest Twiner