Problems of Hybridity in the Cladistics of Crataegus (Rosaceae)

This publication has 9 references indexed in Scilit:

• Biogeographic, Taxonomic, and Cladistic Relationships Between East Asiatic and North American Crataegus
  Annals of the Missouri Botanical Garden, 1983
• Variation Patterns in Crataegus series Pruinosae (Rosaceae) in Southern Ontario
  Systematic Botany, 1983
• A taxonomic revision of Crataegus (Rosaceae) in Ontario
  Canadian Journal of Botany, 1980
• MEIOSIS AND POLYPLOIDY IN ONTARIO SPECIES OFCRATAEGUSIN RELATION TO THEIR SYSTEMATICS
  Canadian Journal of Genetics and Cytology, 1979
• Cytological Proof of Apomixis in Crataegus (Rosaceae)
  American Journal of Botany, 1979
• [Introductory Information]
  Brittonia, 1943
• Forms of Crataegus Crus-Galli
  Botanical Gazette, 1937
• Forms of Crataegus pruinosa
  Botanical Gazette, 1936
• The Crataegus Problem
  Journal of the Arnold Arboretum, 1932