Drawings of Pseuderanthemum melanesicum Gâteblé, Ramon & Butaud, sp. nov. and P. carruthersii A–G Pseuderanthemum melanesicum H–I Pseuderanthemum carruthersii A, D Structure of the inflorescence B Flower C Flower bud E Open corolla with the lower corolla lobe removed to show the arrangement of internal structures F Open mature and immature capsules G Glandular hairs on a flower bract H Eglandular hairs on the outer surface of the corolla tube I Part of inflorescence showing the long narrow tube of a flower. Voucher specimens: A–D Gâteblé 1072 E, G Gâteblé 722 F Ramon 220 H–I Gâteblé 720. Drawings by Laurence Ramon.