@article {8251,
	title = {Helianthus laetiflorus and Helianthus rigidus _ hybrids or species},
	journal = {Rhodora},
	volume = {65},
	year = {1963},
	month = {1963///},
	pages = {121 - 133},
	author = {S. Clevenger and C.B. Heiser}
}
@article {7961,
	title = {Beitrag zur n{\"a}heren Bestimmung der Arten-zusammensetzung der Gattung Medicago L. in Bulgarien},
	journal = {Izv. Bot. Inst},
	volume = {11},
	year = {1963},
	month = {1963///},
	pages = {159 - 163},
	author = {I. Bondev and S. Kozuharov}
}
@article {8081,
	title = {The genus Colutea L. A monograph},
	journal = {Monograph Bot},
	volume = {14},
	year = {1963},
	month = {1963///},
	pages = {1 - 136},
	author = {K. Browicz}
}
@article {7914,
	title = {Neue Funde der Breitbl{\"a}ttrigen Kresse (Lepidium latifolium L.) in Hessen},
	journal = {Hessische Floristische Briefe},
	volume = {12},
	year = {1963},
	month = {1963///},
	pages = {1 - 3},
	author = {G. Eberle}
}
@article {7946,
	title = {Taxonomy and distribution of the genus Cenchrus},
	journal = {Iowa State Journal of Science},
	volume = {37},
	year = {1963},
	month = {1963///},
	pages = {259 - 351},
	author = {D.G. DeLisle}
}
@article {7398,
	title = {Les esp{\`e}ces du genre Bidens introduites en France. Morphologie et g{\'e}ographie},
	journal = {Cah.Nat., Bull. N. P},
	volume = {19},
	year = {1963},
	month = {1963///},
	pages = {33 - 50},
	author = {M. Debray}
}
@article {7179,
	title = {Dipsacus strigosus Willd},
	journal = {Bot. Soc. Brit. Isles Proc},
	volume = {5},
	year = {1963},
	month = {1963///},
	pages = {123 - 124},
	author = {A. Hansen}
}
@article {7231,
	title = {Taxonomy of Zinnia},
	journal = {Brittonia},
	volume = {15},
	year = {1963},
	month = {1963///},
	pages = {1 - 25},
	author = {A.M. Torres}
}
@article {6850,
	title = {Taxa Nova Rosacearum Sinicarum (I)[J},
	journal = {Acta Phytotaxonomica Sinica},
	volume = {8},
	year = {1963},
	month = {1963///},
	pages = {202 - 234},
	author = {Ke-Chien, Y� Te-Tsun \& Kuan}
}
