There were 2 illustrations found for J. Sanderson
6 736470 Pachycarpus campanulatus (Harvey) N.E. Br. [125 473556 Gomphocarpus campanulatus Harvey]W.H. Harvey, Thes. Cap., vol. 1 : t. 97 (1859) [J. Sanderson]
6 153852 Brachycorythis tenuior Rchb.f.H. Bolus, Icon. Orchid. Austro-Afric., vol. 1 : t. 61 (1893-1913) [J. Sanderson]