Literature

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G. Dericks	2006	Ökophysiologie und standörtliche Einbindung neophytenreicher Gattungen (Impatiens, Solanum) der Rheintalaue. Inaugural-Dissertation
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P. Keil	1999	Ökologie der gewässerbegleitenden Agriophyten Angelica archangelica ssp. Litoralis, Bidens frondosa und Rorippa austriaca im Ruhrgebiet
A. Farjon	2001	World checklist and bibliography of conifers
R. Probst	1949	Wolladventivflora Mitteleuropas. Vogt-Schild Ag
K. Dijkstra	2012	Wilde planten in Nederland en België
M. W. Van Slageren	1994	Wild wheats: a monograph of Aegilops L. and Amblyopyrum (Jaub. & Spach)
W. Heinrich	1985	Verbreitung und Vergesellschaftung der Orientalischen Zackenschote (Bunias orientalis L.) in Thüringen
J. Bergmans	1924	Vaste planten en rotsheesters
J. De Koning	2009	van Den Broek
A. Vilks	1973	Un genêt a fleurs blanches: Cytisus multiflorus Sweet naturalisé(?)en Haute-Vienne
C. B. Heiser	1976	The sunflower
A. M. Planchuelo, Peterson P. M.	2000	The species of Bromus (Poaceae: Bromeae) in South America
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E. E. Sherff	1937	The genus Bidens
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R. D. Webster	1987	The Australian Paniceae (Poaceae)
C. C. Heyn	1963	The annual species of Medicago. Magnes Press, The Hebrew University
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B. L. Turner, Watson T.	2007	Taxonomic revision of Gaillardia (Asteraceae)
F. Verloove	Submitted	Sánchez Gullón E. (in prep.) Notes on Cenchrus and Pennisetum (Paniceae, Poaceae) in the Mediterranean area, with some new combinations
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T. Denters	2004	Stadsplanten
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F. O. Zuloaga, Morrone O.	2005	Revisión de las especies de Paspalum para América del sur austral (Argentina, Bolivia, Sur del Brasil, Chile, Paraguay y Uruguay)
E. E. Sherff	1936	Revision of the genus Coreopsis
W. Van Landuyt	2006	Rapistrum rugosum
P. De Zuttere, Louette, A., Matagne, G., Parent, G. H.	1967	Quelques plantes vasculaires intéressantes de l_Ardenne méridionale et du district jurassique
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J. Duvigneaud, Saintenoy-Simon J.	1999	Polypogon viridis à la mare à Goriaux
S. M. Phillips	1995	Poaceae