Notes on the North American species of dadoxylon with special reference to type material in the collections of the Peter Redpath Museum, McGill University / by D.P. Penhallow.
Penhallow, D. P. (David Pearce),
Royal Society of Canada.
"From the Transactions of the Royal Society of Canada, second series --1900-1901, volume VI, section IV, geological and biological sciences."
FC 02 0203 no. 04807 AEU
CIHM/ICMH microfiche series ; no. 04807