Gould, F.W.2010-02-152010-02-151975http://hdl.handle.net/1969.3/24523654 p.The representation of grasses in the vegetation of Texas far exceeds that of any other state of the Union. Treated in the preset publication are 122 genera and 523 species of native, introduced or advertive grasses.terrestrial plantsgrassesbotanytaxonomyBook