]> [author note: fungal plant pathogens] [collector note: New Mexico; Quebec] BSc in Forestry, University of New Brusnswick; studied at Harvard University and University of Miami; botany professor; Director of Handcrafts at McGill University Botany Crowell, Ivan Herrett Crowell, Ivan Herrett I. H. Crowell Crowell Ivan Herrett Crowell 1904 2003