8 South African Biological Society 



Monograph of the genus Sansevieria, in Kew Bull. 1915, p. 



185, 260. 

 Terrestial Orchids of South Africa, Gard. Chron. 1885, v. 24, 



p. 135, 231, 307, 331. and 402. 

 Stapeliece Barklyanae, Hooker, Icon. Plant, v. 20, t. 1901- 



1925. 

 Botany of the Pilcomayo Elxpedition, in Trans. Bot. Soc. Edin- 



burg, V. 20, p. 44-78 (1894). 

 Report of the Botanical Collections from Roraima, in Trans. 



Linn. Soc. ser. 2, v. 6, p. 18-58 and 66-76 (1901). 

 List of plants collected in Ngamiland and the northern part of 



the Kalahari Desert, Kew Bull. 1909, p. 89. 

 The Stapelieae of Thunberg's Herbarium, in Journ. Linn. Soc. 



V. 17, p. 162. 

 On certain plants yielding Paraguay Tea, Kew Bull. 1892, 



p, 133. 

 Index Flora Sinensis (Orders Commelinaceae, Pontederiaceae, 



Philydrace^, Xyrideae, Flagellariaceae, Juncaceae, Typ- 



haceae, Aroideae), in Journ. Linn. Soc, vol. 36, p. 147- 



173. 

 Variation in Haworthias, Gard. Chron. 1878, v. 9, p. 820. 

 Caralluma campanulata and a Revision of the genus, Gard< 



Chron. 1892, V. 12, p. 369. 

 Gazanias, The Garden, 1895, v. 47, p. 288. 

 Catasetum, Gard. Chron. 1899, v. 6, p. 559. 

 The genus Drosera, Gard. Chron. 1883, v. 19, p. 732. 

 The Genera Plantarum, Gard. Chron. 1883, v. 19, p. 733. 

 Mesembrj^anthemum edule, Gard. Chron. 1885, v. 24, p. 266. 

 Fertilisation of Hoyas and other Asclepiads, Gard. Chron. 1885, 



v. 24, p. 435. 

 Three new Antburiums, Gard. Chron. 1885, v. 24, p. 650. 

 Mesembryanthemum ficiforme, Gard. Chron. 1886, v. 25, p. 



373. 

 New Plants introduced into cultivation, in The Gardeners* Year 



Book and Almanack, 1876 onwards, continued in the 



Journal of Horticulture and then in the Kew Bulletin, with- 

 out author's name. 

 Supplement to Johnson's Gardeners* Dictionary to end of 1880. 



