Cirsium [ ]

Authors	Title	Year of Publication
W.L. Bloom	Chromosomal Differentiation between Cirsium discolor and C. muticum and the Origin of Supernumerary Chromosomes	1977
S.B. Jones	Chromosome Numbers in Compositae	1970
G.B. Ownbey	Natural Hybridization in the Genus Cirsium-I. C. discolor (Muhl Ex. Willd) Spreng X C. muticum Michx	1951
M.Lyndon Fernald; B.G. Schubert	Studies of American Types in British Herbaria	1948
N.Lord Britton; A. Brown	An Illustrated Flora of the Northern United States, Canada And The British Possessions	1913
P. Hoffmann	Compositae	1894
K.Polycarp J. Sprengel	Caroli Linnaei... Systema vegetabilium/Curante Curtio Sprengel	1826
T. Nuttall	The genera of North American plants, and a catalogue of the species, to the year 1817.	1818
A. Michaux	Flora boreali-americana :sistens caracteres plantarum quas in America septentrionali collegit et detexit Andreas Michaux.	1803
T. Walter	Flora caroliniana: secunda systema vegetabilium perillustris Linnaei digesta...	1788

Compositae