• 

  The Genera of Asclepiadoideae, Secamonoideae and Periplocoideae (Apocynaceae) - Index

  https://web.archive.org/web/20070708221010/http://www.uni-bayreuth.de/departments/planta2/research/databases/delta_as/index.htm

  The Genera of Asclepiadoideae, Secamonoideae and Periplocoideae (Apocynaceae): Descriptions, Illustrations, Identification, and Information Retrieval. Sigrid Liede-Schumann.

• 

  The Genera of Asclepiadoideae, Secamonoideae and Periplocoideae (Apocynaceae) - Index

  http://wayback.archive.org/web/20070927190725/http://www.uni-bayreuth.de/departments/planta2/research/databases/delta_as/index.h

  The Genera of Asclepiadoideae, Secamonoideae and Periplocoideae (Apocynaceae): Descriptions, Illustrations, Identification, and Information Retrieval. Sigrid Liede-Schumann.

• 

  Prof

  http://www.uni-muenster.de/Biologie.Botanik/agalbers/albers.htm

  Keine Beschreibung vorhanden.

• 

  Category:Apocynaceae – Wikimedia Commons

  https://commons.wikimedia.org/wiki/Category:Apocynaceae?uselang=de

  Keine Beschreibung vorhanden.

---

---