@article {5118,
	title = {<i>Froesiodendron</i>, a new genus of Annonaceae from South America},
	journal = {Arkiv f{\"o}r Botanik, n.s.Arkiv f{\"o}r Botanik, n.s.},
	volume = {3},
	number = {13},
	year = {1956},
	note = {70},
	pages = {439-442},
	author = {Fries, R. E.}
}
@article {5121,
	title = {New species of Annonaceae from the Upper Amazon Basin},
	journal = {Arkiv f{\"o}r Botanik, n.s.Arkiv f{\"o}r Botanik, n.s.},
	volume = {3},
	number = {18},
	year = {1956},
	note = {007, 010, 055, 070, 080, 167. 185, 206},
	pages = {599-606; pl. 1-5},
	author = {Fries, R. E.}
}
@article {5123,
	title = {Die Annonaceen der sechsten Regnellschen Expedition},
	journal = {Arkiv f{\"o}r Botanik, n.s.Arkiv f{\"o}r Botanik, n.s.},
	volume = {4},
	number = {2},
	year = {1959},
	note = {010, 080, 100, 161, 167},
	pages = {23-27; pl. 1-3},
	author = {Fries, R. E.}
}
@article {5110,
	title = {Contributions to the knowledge of the Annonaceae in northern South America},
	journal = {Arkiv f{\"o}r Botanik, n.s.Arkiv f{\"o}r Botanik, n.s.},
	volume = {1},
	number = {6},
	year = {1950},
	note = {007, 010, 038, 041, 055, 080, 152, 161, 167, 196, 206},
	pages = {329-347; pl. 1-7},
	author = {Fries, R. E.}
}
@article {5111,
	title = {Three new species of Annonaceae from northern South America},
	journal = {Arkiv f{\"o}r Botanik, n.s.Arkiv f{\"o}r Botanik, n.s.},
	volume = {1},
	number = {11},
	year = {1950},
	note = {010, 080, 206},
	pages = {445-451},
	author = {Fries, R. E.}
}
@article {5116,
	title = {Verstreute Beobachtungen hinsichtlich der Familie Annonaceae},
	journal = {Arkiv f{\"o}r Botanik, n.s.Arkiv f{\"o}r Botanik, n.s.},
	volume = {3},
	number = {2},
	year = {1955},
	note = {010, 041, 055, 080, 133, 152, 167, 196, 206},
	pages = {35-42; pl. 1-2},
	author = {Fries, R. E.}
}
@article {5117,
	title = {Some new contributions to the knowledge of the Annonaceae in Colombia and Mexico},
	journal = {Arkiv f{\"o}r Botanik, n.s.Arkiv f{\"o}r Botanik, n.s.},
	volume = {3},
	number = {12},
	year = {1956},
	note = {010, 041, 055, 080, 133, 152, 167, 196, 206},
	pages = {433-437; pl. 1-4},
	author = {Fries, R. E.}
}
