Adolf Ceska, écologiste des plantes, Ceska Geobotanical Consulting, C.P. 8546, Victoria (Colombie-Britannique), Canada V8W 3S2. Courriel: aceska@telus.net
Matt Fairbarns. Conservation Data Centre British Columbia Ministry of Sustainable Resource Management. P.O. Box 9344 Stn Prov Govt V8W 9R7
Art Robinson, Pacific Forestry Centre and Department of National Defense. Secretariat, DND Environmental Science Advisory Committee. Téléphone: (250) 363-0729. Courriel : arobinson@pfc.forestry.ca.