Roger Spencer
About
Roger Spencer is Senior Horticultural Botanist at the Royal Botanic Gardens Melbourne in the Plant Identification Service. He has written many popular and scientific articles on horticultural topics and books on Elms, Grey and Silver Foliage Plants, and a recent 5-volume Horticultural Flora of South-eastern Australia.
Author's Books
Plant Names Edition 4
A Guide to Botanical Nomenclature
