This key is an aggregation of all the keys under Apocynaceae in which the internmediate ranks between family and genus are omitted.
In this key and in the descriptions below, the parts of the pollinium (e.g. inner side, outer side) are labelled relative to the anther in which the pollinium has arisen.
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| Secamone |
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b |
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b |
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b |
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| Acokanthera |
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b |
| Carissa |
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| Ancylobothrys |
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b |
| Landolphia |
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| *Catharanthus |
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b |
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b |
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| Rauvolfia |
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b |
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| Voacanga |
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b |
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| Tabernaemontana |
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b |
| Callichilia |
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| Gonioma |
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b |
| Diplorhynchus |
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b |
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b |
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| Holarrhena |
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b |
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| Oncinotis |
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b |
| Wrightia |
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| Baissea |
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b |
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| Strophanthus |
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b |
| *Nerium |
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| Adenium |
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b |
| Pachypodium |
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| ![]() |
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b |
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| Raphionacme |
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b |
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| Mondia |
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b |
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| Petopentia |
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b |
| Tacazzea |
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| Cryptolepis |
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b |
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| Ectadium |
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b |
| Stomatostemma |
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| ![]() |
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b |
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b |
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b |
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| Microloma |
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b |
| Astephanus |
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b |
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| Oncinema |
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b |
| *Araujia |
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| Eustegia |
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b |
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| Sarcostemma |
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b |
| Cynanchum |
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b |
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| Pentarrhinum |
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b |
| Pergularia |
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| Stenostelma |
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b |
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| Stathmostelma |
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b |
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![]() | a |
| Parapodium |
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b |
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![]() | a |
| Xysmalobium |
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b |
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| Pachycarpus |
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b |
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| Fanninia |
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b |
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| Woodia |
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b |
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| Cordylogyne |
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b |
| Periglossum |
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| Schizoglossum |
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b |
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| Miraglossum |
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b |
| Aspidoglossum |
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| Kanahia |
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b |
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| *Calotropis |
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b |
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| Gomphocarpus |
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b |
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| ![]() |
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b |
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| Aspidonepsis |
---|---|---|---|
b |
| Aspidoglossum |
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| Gomphocarpus |
---|---|---|---|
b |
| Asclepias |
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| Fockea |
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b |
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b |
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| Marsdenia |
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b |
| Rhyssolobium |
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| Stigmatorhynchus |
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b |
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| ![]() |
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b |
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| Sphaerocodon |
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b |
| Tylophora |
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| Telosma |
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b |
| Marsdenia |
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| Orthanthera |
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b |
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| ![]() |
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b |
| ![]() |
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| Sisyranthus |
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b |
| Anisotoma |
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| ![]() |
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b |
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| Macropetalum |
---|---|---|---|
b |
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| Riocreuxia |
---|---|---|---|
b |
| Emplectanthus |
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| Ceropegia |
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b |
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| Tenaris |
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b |
| Brachystelma |
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| Duvalia |
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b |
| Huernia |
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| ![]() |
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b |
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| ![]() |
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b |
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| Tavaresia |
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b |
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| Hoodia |
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b |
| X Hoodiopsis |
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| Lavrania |
---|---|---|---|
b |
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| Pectinaria |
---|---|---|---|
b |
| Notechidnopsis |
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| Stapelia |
---|---|---|---|
b |
| ![]() |
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| Piaranthus |
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b |
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| Tromotriche |
---|---|---|---|
b |
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| Tridentea |
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b |
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| Orbeanthus |
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b |
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| Orbeopsis |
---|---|---|---|
b |
| ![]() |
![]() | a |
| Orbea, Pachycymbium lugardii & P. rogersii |
---|---|---|---|
b |
| Pachycymbium & Orbea paradoxa |
![]() | a |
| ![]() |
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b |
| ![]() |
![]() | a |
| Quaqua |
---|---|---|---|
b |
| Caralluma |
![]() | a |
| Stapeliopsis |
---|---|---|---|
b |
| Ophionella |