View source for Reference:Semple1980e


		{{Reference
		| entryid=semple1980e
		| titleid=Reference:semple1980e
		| checksum=7fe654d8ad280f6f435ec21823fa8dfb
    		| verbatimtext=Semple, J. C., V. Blok, and P. Heiman. 1980. Morphological, anatomical, habit, and habitat differences among the goldenaster genera Chrysopsis, Heterotheca and Pityopsis (Compositae–Astereae). Canad. J. Bot. 58: 147–163.
    
		| author=Semple, J.C.;
				Blok, V.;
				Heiman, P.
    		| year=1980
    		| title=Morphological, anatomical, habit, and habitat differences among the goldenaster genera Chrysopsis, Heterotheca and Pityopsis (Compositae–Astereae)
    		| journal=Canad. J. Bot
    		| volume=58
    		| pages=147–163
    
  
		}}