2021 Lidmaatschappen, memberships:
VBKN, Vereniging van Botanisch Kunstenaars Nederland - Honorary member
SFIB, Société Française d’Illustration Botanique – Honorary member
RSBA, Romanian Society of Botanical Artists – Honorary member
AsPIB, Association des Passionnes d’ Illustrations Botaniques
Vienna School of Botanical Illustration
HAK, Hollandse Aquarellisten Kring
BOK , Beroeps Organisatie Kunstenaars
