@conference {8621, title = {Distribution and taxonomy of Echinochloa _ a world view with a key to the species occurring in China}, year = {1994}, month = {1994///}, pages = {161 - 166}, author = {P.W. Michael} } @conference {8292, title = {The taxonomy and distribution of Echinochloa species (barnyard grasses) in the Asian-Pacific region, with a review of pertinent biological studies}, booktitle = {Proc. 18 th Asian-Pacific Weed Sci. Soc. Conf}, volume = {1}, year = {2001}, month = {2001///}, pages = {57 - 66}, author = {P.W. Michael} } @article {8353, title = {Echinochloa colona versus "Echinochloa colonum" (Poaceae)}, journal = {Taxon}, volume = {58}, year = {2009}, month = {2009///}, pages = {1366 - 1368}, author = {P.W. Michael} } @article {8363, title = {Two new species and a new combination in Echinochloa}, journal = {Telopea}, volume = {1}, year = {1975}, month = {1975///}, pages = {44 - 48}, author = {P.W. Michael and J.W. Vickery} } @article {8218, title = {Taxonomy and distribution of Echinochloa species with a special reference to their occurrence as weeds of rice}, journal = {Proc. Conf. Weed Control in Rice (31 Aug.}, volume = {4}, year = {1983}, month = {1983///}, pages = {291 - 306}, author = {P.W. Michael} } @article {8279, title = {First record of Echinochloa stagnina (Poaceae) for Puerto Rico and key to the Echinochloa in the West Indies}, journal = {Sida}, volume = {15}, year = {1993}, month = {1993///}, pages = {527 - 532}, author = {P.M. McKenzie and P.W. Michael and L.E. Urbatsch and R.E. Noble and G.R. Proctor} } @inbook {7755, title = {Echinochloa}, booktitle = {Flora of North America}, volume = {25}, year = {2003}, month = {2003///}, pages = {390 - 403}, publisher = {Oxford University Press}, organization = {Oxford University Press}, author = {P.W. Michael} }