@article {609,
	title = {Revision der Arten einiger Anonaceen-Gattungen II},
	journal = {Acta Horti Bergiani},
	volume = {10},
	number = {2},
	year = {1931},
	pages = {129-341},
	keywords = {Anonidium, Cremastosperma, Desmopsis, Fusaea, Heteropetalum, Hexalobus, Malmea, Porcelia, Raimondia, Sapranthus, Uvariodendron, Xylopia},
	author = {Fries, R.E.}
}
@article {608,
	title = {Revision der Arten einiger Anonaceen-Gattungen I},
	journal = {Acta Horti Bergiani},
	volume = {10},
	number = {1},
	year = {1930},
	pages = {1-128},
	keywords = {Anonidium, Cremastosperma, Desmopsis, Fusaea, Heteropetalum, Hexalobus, Malmea, Porcelia, Raimondia, Sapranthus, Uvariodendron, Xylopia},
	author = {Fries, R.E.}
}
@article {45,
	title = {A revision of the African genus <i>Hexalobus </i>(Annonaceae)},
	journal = {Systematic Botany},
	volume = {36},
	year = {2011},
	month = {02/2011},
	pages = {33-48},
	type = {Taxonomic revision},
	chapter = {33},
	doi = {10.1600/036364411X553108},
	url = {http://www.ingentaconnect.com/content/aspt/sb/2011/00000036/00000001/art00005},
	author = {Botermans, M. and Sosef, M.S.M. and Chatrou, L.W. and Couvreur, T.L.P.}
}
@article {51,
	title = {Pollen morphology within the <i>Monodora </i>clade, a diverse group of five African Annonaceae genera},
	journal = {Grana},
	volume = {47},
	number = {3},
	year = {2008},
	pages = {185-210},
	author = {Couvreur, T.L.P. and Botermans, M. and van Heuven, B.J. and Van der Ham, R. W. J. M.}
}
