View source for Reference:Semple2005a


		{{Reference
		| entryid=semple2005a
		| titleid=Reference:semple2005a
		| checksum=59cbc3157b13582c4b68cf3bdeb1fc27
    		| verbatimtext=Semple, J. C. and J. L. A. Hood. 2005. Pappus variation in North American Asters. I. Double, triple and quadruple pappus in Symphyotrichum and related aster genera (Asteraceae: Astereae). Sida 21: 2141–2159.
    
		| author=Semple, J.C.;
				Hood, J.L.A.
    		| year=2005
    		| title=Pappus variation in North American Asters. I. Double, triple and quadruple pappus in Symphyotrichum and related aster genera (Asteraceae: Astereae)
    		| journal=Sida
    		| volume=21
    		| pages=2141–2159
    
  
		}}