Correspondence and papers including exchange of letters, some sent as faxes, and emails with plant growers in the Netherlands, including with Mark Bulk of Boskoop, Rinus and Corrie Zwijnenburg [Corry Zwijnenburg] of Boskoop, Carla Teune, curator of the Botanic Garden of the University, Leiden, Piet Oudolf of Hummelo, Ronald Houtman of the Royal Boskoop Horticultural Society and Dr Piet de Jong, Euomymus specialist
Correspondence relates to recent and forthcoming visits and tours, requests for plant specimens, plant trials, including Magnolia, progress of plants exchanged and plant identification particularly relating to Euonymus cultivars
Includes photograph of unidentified flower [?yellow tree peony] attached to letter from Rinus Zwijnenburg, Feb 2011