1. Research and Collections, Canadian Museum of Nature, PO Box 3443 Station D, Ottawa, ON, K1P 6P4, Canada.
2. Direction des parcs nationaux, Ministère des Forêts, de la Faune et des Parcs, Édifice Marie-Guyart, 675 Boulevard René-Lévesque Est, 4e étage, boite 21, Québec, QC, G1R 5V7, Canada.
3. 273 Crouse's Settlement Road, Upper LaHave, NS, B4V 0G4, Canada.
4. Institute of Systematic Botany, New York Botanical Garden, Bronx, NY 10458-5126.
5. Botany and Mycology Section, New Brunswick Museum, Saint John, NB, E2K 1E5, Canada.
6. Biodiversity Institute of Ontario Herbarium, Department of Integrative Biology, University of Guelph, Guelph, ON, N1G 2W1, Canada.
7. Herbarium, Department of Plant Biology, Michigan State University, East Lansing, MI 48824-1312.
8. 10313 Dickens Avenue, Bethesda, MD 20814-2131.
9. School of Biology and Ecology, University of Maine, 5572 Deering Hall, Orono, ME 04469.
10. Parc national de la Gaspésie, 1981, route du Parc, Sainte-Anne-des-Monts, QC, G4V 2E4, Canada.
11. Missouri Botanical Garden, PO Box 299, St. Louis, MO 63110.
12. 239 Marlborough Street, Boston, MA 02116.
13. Herbier Louis-Marie, Université Laval, Pavillon Charles-Eugène-Marchand, 1030 avenue de la Médecine, Local 0262, Québec, QC, G1V 0A6, Canada.
14. 4 Ivy Glen Lane, Lawrence Township, NJ 08648.