Pfeifer, H.W. 1966: Revision of the North and Central American hexandrous species of Aristolochia (Aristolochiaceae). – Ann. Missouri Bot. Gard. 53: 115-196

Title	Revision of the North and Central American hexandrous species of Aristolochia (Aristolochiaceae)
Authorship	Pfeifer, H.W.
Date published	1966
Volume	53
In journal	Ann. Missouri Bot. Gard.
Pages	115-196