In Hooker's Icones plantarum, about 100 plates with text, 1891-1905; Part of Gramineae (Flora of British India, 1897); 'Apocynaceae (Flora of Tropical Africa, 1904); Gramineae (Flora Capensis, 1897-1900); Lentibulariaceae (ibid, 1904); Pedaliaceae (ibid, 1904).
In Hooker’s Icones plantarum, about 100 plates with text, 1891—1905;* "Part of Gramineae" (Flora of British India, 1897);* "Apocynaceae" (Flora of Tropical Africa, 1904);* "Gramineae" (Flora Capensis, 1897—1900);* "Lentibulariaceae" (ibid, 1904);* "Pedaliaceae" (ibid, 1904).