Hicks Dale R.
High Point Mills, Inc.
Higler Roland André Pieter
Higuchi Mitsunori
Hill Houston E.
Hill Phillip E.
Hillel Daniel I.
Hiraoka Shozaburoh
Hirobe Kiyokazu
Hirosawa Yuji
Holmenlund Niels
Honkoop Sijbert
Horvath nee Petho Zsuzsanna
Houweling Paul
Houweling Nurseries Ltd.
Howard John
Howell C. Neal
Hsu Tao-Chiuh
Hubbs Jonathan
Hutchings Neville