Climbing Milkweed: Funastrum cynanchoides var. hartwegii (Synonyms: Funastrum cynanchoides subsp. heterophyllum; Philibertella hartwegii; Philibertia heterophylla; Sarcostemma cynanchoides subsp. hartwegii)
Hairy Milkweed, Trailing Townula: Funastrum hirtellum (Synonyms: Philibertia hirtella; Philibertia linearis var. hirtella; Sarcostemma hirtellum)