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Crossref Citations

1. CretaceousWiddringtoniaEndl. (Cupressaceae) from North America
E. E. McIver
International Journal of Plant Sciences  vol: 162  issue: 4  first page: 937  year: 2001  
doi: 10.1086/320776

2. ECOLOGICAL CONSTRAINTS ON THE EVOLUTION OF BREEDING SYSTEMS IN SEED PLANTS: DIOECY AND DISPERSAL IN GYMNOSPERMS
Thomas J. Givnish
Evolution  vol: 34  issue: 5  first page: 959  year: 1980  
doi: 10.1111/j.1558-5646.1980.tb04034.x

3. Genetic variation in an endangered cedar (Widdringtonia cedarbergensis) versus two congeneric species
Janet C. Thomas, William J. Bond
South African Journal of Botany  vol: 63  issue: 3  first page: 133  year: 1997  
doi: 10.1016/S0254-6299(15)30725-0