Tom was not on the 'net himself, but a friend of his posted a
message for him. Tom does not have email access yet as far as
I know.
His friend's address is:
Greg Heck
UW, Madison
grheck@macc.wisc.edu
Tom's address is:
Thomas C. Gibson
University of Wisconsin
Department of Botany
430 Lincoln Drive
Madison, WI 53706
phone: 608-262-2593
FAX: 608-262-7509
Hope this helps.
Walter