Rhododendron canescens has been determined to be a diploid using flow cytometry by
Dr. João Loureiro, Dr. Silvia Castro, José Cerca, and Mariana Castro
Plant Ecology and Evolution Group,
Centre for Functional Ecology,
Department of Life Sciences,
Faculty of Science and Technology,
University of Coimbra, Portugal.
Rhododendron canescens was also determined to be a diploid using flow cytometry by Dr. Thomas Ranney, J.R. Jones, and Nathan Lynch.
Summary of Ploidy Levels
Diploid Rhododendron canescens
Source: Arnold Arboretum Accession Number: 166-90-B
Source: Highstead Arboretum Accession Number: 93-82-V
Source: Highstead Arboretum Accession Number: 93-82-W
Source: Longwood Gardens
John and Sally Perkins