Livshultz, T. (2010). The phylogenetic position of milkweeds (Apocynaceae subfamilies Secamonoideae and Asclepiadoideae). Taxon, 59(4), 1016.
Chicago Style (17th ed.) CitationLivshultz, Tatyana. "The Phylogenetic Position of Milkweeds (Apocynaceae Subfamilies Secamonoideae and Asclepiadoideae)." Taxon 59, no. 4 (2010): 1016.
MLA (9th ed.) CitationLivshultz, Tatyana. "The Phylogenetic Position of Milkweeds (Apocynaceae Subfamilies Secamonoideae and Asclepiadoideae)." Taxon, vol. 59, no. 4, 2010, p. 1016.
Warning: These citations may not always be 100% accurate.