View source for Reference:Haufler1991a


		{{Reference
		| entryid=haufler1991a
		| titleid=Reference:haufler1991a
		| checksum=bc04b056b26a3979204bf02f674662b7
    		| verbatimtext=Haufler, C. H. and Wang Z. R. 1991. Chromosomal analyses and the origin of allopolyploid  Polypodium virginianum. Amer. J. Bot. 78: 624--629.
    
		| author=Haufler, C.H.;
				R, Wang Z.
    		| year=1991
    		| title=Chromosomal analyses and the origin of allopolyploid Polypodium virginianum
    		| journal=Amer. J. Bot
    		| volume=78
    		| pages=624–629
    
  
		}}