Caption:
Bifrenaria harrisoniae orchid. Native to Brazil, introduced by orchid collector Mrs. Elizabeth Harrison of Aegsburgh, Liverpool, who received it from her brother in Rio de Janeiro. Mrs Harrison's dendrobium orchid, Dendrobium harrisoniae. Handcoloured copperplate engraving by Joseph Swan after a botanical illustration by Mrs Arnold Harrison from William Jackson Hooker's Exotic Flora, William Blackwood, Edinburgh, 1823-27.