Caption:
Willowleaf angelonia, Angelonia salicariifolia. Native to South America, introduced from Caracas, flowered at Spofforth, the garden of botanist William Herbert, Dean of Manchester, in 1819. Willow-leaved angelonia, Angelonia salicariaefolia. Handcoloured lithograph from Joseph Paxtons Magazine of Botany, and Register of Flowering Plants, Volume 5, Orr and Smith, London, 1838.