@article {21988,
	title = {Fly pollination in Ceropegia (Apocynaceae: Asclepiadoideae): biogeographic and phylogenetic perspectives},
	journal = {Annals of Botany},
	volume = {103},
	year = {2009},
	pages = {1501-1514},
	keywords = {Ceropegia, pollination},
	doi = {10.1093/aob/mcp072},
	url = {http://aob.oxfordjournals.org/content/103/9/1501.full.pdf},
	author = {Ollerton, J. and Masinde, P. S. and Meve, U. and Picker, M. and Whittington, A.}
}
@article {4320,
	title = {Trap-flower fly pollination in East African _Ceropegia_ L. (Apocynaceae)},
	journal = {International Journal of Tropical Science},
	volume = {24},
	year = {2004},
	pages = {55-72},
	type = {article},
	keywords = {Milichiidae},
	author = {Masinde, P. S.}
}
