Chamaepentas hindsioides var. williamsii 4% complete

No common name

Kårehed & B.Bremer (Verdc.) 2007 - Kårehed J, Bremer B (2007) The Systematics of Knoxieae (Rubiaceae): Molecular Data and Their Taxonomic Consequences. Taxon 56(4): 1051-1076. doi: 10.2307/25065904.