Corolla examples: deadly nightshade Atropa belladonna; thorn apple Datura stramonium; periwinkle Vinca major and wallflower Erysimum cheiri. Handcoloured copperplate engraving of a botanical illustration by Sydenham Edwards for William Curtis's 鈥楲ectures on Botany; as delivered in the Botanic Garden at Lambeth;' 1805. Edwards (1768-1819) was the artist of thousands of botanical plates for Curtis' 鈥楤otanical Magazine' and his own 鈥楤otanical Register.'