Margaret Pieroni is a Western Australian botanical artist and botanist who has authored, co-authored and/or illustrated numerous books on Australian botany, including Brush with Gondwana: Botanical Artists Group of Western Australia (2008), The Dryandras (2006), Verticordia: the turner of hearts (2002), Discovering the wildflowers of Western Australia (1993), Exploring granite outcrops (1990) and Leaf and branch: trees and tall shrubs of Perth (1990). She is also heavily involved in specimen collection and horticultural research into Banksia ser. Dryandra, formerly the genus Dryandra.