''Heterostemma'' is a genus of plants in the family

Apocynaceae Apocynaceae (, from '' Apocynum'', Greek for "dog-away") is a family of flowering plants that includes trees, shrubs, herbs, stem succulents, and vines, commonly known as the dogbane family, because some taxa were used as dog poison. Notable mem ...

, first described in 1834. It is native to

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, and certain islands in the

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.Forster, P. I. 1992. A taxonomic revision of ''Heterostemma'' Wight & Arn. (Asclepiadaceae: Stapelieae) in Australia and the West Pacific. Australian Systematic Botany 5: 71–80.

Species

45 species are currently accepted:

References

{{Taxonbar, from=Q11682471 Apocynaceae genera Asclepiadoideae