R. Troy McMullin,^1,* Jean Gagnon,² Frances Anderson,³ William R. Buck,⁴ Stephen R. Clayden,⁵ Briann C. Dorin,⁶ Alan Fryday,⁷ John G. Guccion,⁸ Richard C. Harris,⁴ James Hinds,⁹ Claude Isabel,¹⁰ Douglas Ladd,¹¹ Elisabeth Lay,¹² James C. Lendemer,⁴ Jose R. Maloles,⁶ Claude Roy,¹³ Dennis P. Waters<sup>14

1</sup>1Research and Collections, Canadian Museum of Nature, PO Box 3443 Station D, Ottawa, ON, K1P 6P4, Ca
²2Direction des parcs nationaux, Ministère des Forêts, de la Faune et des Parcs, Édifice Marie-Guyart
³3273 Crouse's Settlement Road, Upper LaHave, NS, B4V 0G4, Canada.
⁴4Institute of Systematic Botany, New York Botanical Garden, Bronx, NY 10458-5126.
⁵5Botany and Mycology Section, New Brunswick Museum, Saint John, NB, E2K 1E5, Canada.
⁶6Biodiversity Institute of Ontario Herbarium, Department of Integrative Biology, University of Guelp
⁷7Herbarium, Department of Plant Biology, Michigan State University, East Lansing, MI 48824-1312.
⁸810313 Dickens Avenue, Bethesda, MD 20814-2131.
⁹9School of Biology and Ecology, University of Maine, 5572 Deering Hall, Orono, ME 04469.
¹⁰10Parc national de la Gaspésie, 1981, route du Parc, Sainte-Anne-des-Monts, QC, G4V 2E4, Canada.
¹¹11Missouri Botanical Garden, PO Box 299, St. Louis, MO 63110.
¹²12239 Marlborough Street, Boston, MA 02116.
¹³13Herbier Louis-Marie, Université Laval, Pavillon Charles-Eugène-Marchand, 1030 avenue de la Médecin
¹⁴144 Ivy Glen Lane, Lawrence Township, NJ 08648.

^*Corresponding author - tmcmullin@mus-nature.ca.