Incoming Resources
- Gray's manual of botany, a handbook of the flowering plants and ferns of the central and northeastern United States and adjacent Canada, largely rewritten and expanded by Merritt Lyndon Fernald, with assistance of specialists in some groups ; corrections supplied by R.C. Rollins
- An illustrated flora of the northern United States and Canada, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian, by Nathaniel Lord Britton and Addison Brown
- Manual of cultivated plants most commonly grown in the continental United States and Canada,, by L. H. Bailey and the staff of the Bailey Hortorium at Cornell University
- Flora of North America, north of Mexico, edited by Flora of North America Editorial Committee