John C. Semple

1. Wild Aster lanceolatus × lateriflorus hybrids in Ontario and comments on the origin of A. ontarionis (Compositae–Astereae)
   1982/11/01 by John C. Semple, R.A. Brammall · 2 citations
   Agricultural and Biological Sciences · #Botany and Plant Ecology Studies #Botany, Ecology, and Taxonomy Studies #Botanical Studies and Applications #Hybrid #Biology #Advanced Spaceborne Thermal Emission and Reflection Radiometer #Botany #Chromosome #Zoology #Genetics #Gene #Geography
2. The biology of Canadian weeds. 113. Symphyotrichum lanceolatum (Willd.) Nesom [Aster lanceolatus Willd.] and S. lateriflorum (L.) Löve & Löve [Aster lateriflorus (L.) Britt.]
   2001/10/01 by Jerry G. Chmielewski, John C. Semple · 1 citation
   Agricultural and Biological Sciences · #Botany and Plant Ecology Studies #Botany, Ecology, and Taxonomy Studies #Plant Taxonomy and Phylogenetics #Advanced Spaceborne Thermal Emission and Reflection Radiometer #Polyploid #Biology #Subspecies #Weed #Thicket #Botany #Habitat #Ecology #Geography #Ploidy