00525nam a22002057a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093082001900102100002900121245004700150250001000197260005100207300002100258650002300279650001700302CHAP20220329134127.0971013s1950            r     00010     d  a15820  a16792  a20874  cCHAP04a584.90973bH5800aHitchcock, Albert Spear.1 aManual of the grasses of the United States  a2 ed.  aWashington :bGovernmentPrinting Office,c1950  a1051 p.b: ilus.14aBotánicaxE.U.A.14aGramíneas.