462. INDEX. 
Arenaria tenella, Duthie, 398. 
aniflora, Luce, mentioned, 401, 
yunnanensis, Franch., 402; mentioned, 
395. 
—— forma angustifolia, 402. 
Argostemma albociliatum, /tdl.*, 311. 
Hookeri, King, 311. 
involucratum, Hemsil., mentioned, 311. 
muscicola, Ztidi.*, 510. 
pictum, Wall, ВП. 
Yappii, King, 311. 
Arisema ruwenzoricum, N. E. Br., 240; 
mentioned, 232. 
Aristolochia contorta, Bunge, mentioned, 
364. 
heterophylla, Hemsl., mentioned, 364. 
mollis, Dunn *, 364. 
tubiflora, Dunn *, 364. 
Aristolochiaceæ of Fokien, 364. 
Arizona, mentioned, 430. 
Aroidec of Ruwenzori, 240. 
Arthrodesmus, Ehrenb., 124. 
glaucescens, Wittr., 186. 
Incus, Hass., 124. 
— var. Ralfsii, W. § G. S. West, 
124. 
Ralfsii, West, 124. 
Arthrospira, Stizb., 86 ftnote. 
Arum italicum, Mill., mentioned, 207. 
maculatum, Linn., mentioned, 207. 
Arundina speciosa, Blume, 328. 
Asclepiadacem, of Pahang, 315; of Ruwen- 
zori, 267 ; the family mentioned, 299, 
Asclepias semilunata, №. E. Br., 267, 
Ascophanus granuliformis, Boud., men- 
tioned, 416. 
sp., 416; mentioned, 414. 
Asian (N.) Flora, mentioned, 198. 
Asparagus Kale, cross fertilization of, 347 ; 
foliage, 346 ; mentioned, 338; pollination 
of, 340. 
Assam flora, mentioned, 199. 
Aster auriculatus, Franch., 361. 
Asterionella, Hass., disposition of frustules, 
85; not found in African Lakes, 84; 
mentioned, 197. 
Asterocystis africana, G. 5. West, 196; 
mentioned, 197. 
Atriplex hastata, Linn., 210, 219. 
Autosporacee ( = Protococcacem), 135, 
196. 
Avrainvillea lacerata, J. Ag., 442. 
papuana, G. Murr. § Boodle, 442. 
Azolia nilotica, Decne., 18, 26. 
pinnata, A. Br., var. africana, Baker, 
26. 
Bacillaries of Lofu River, 97; of Tan- 
ganyika, 88-89, 147, 191. 
Badhamia varia, Massee, 413. 
Bieckea frutescens, Linn., 307. 
Baker, E. G., Campanulacez of Ruwenzori, 
265-2660; Dicotyledons (Polypetalm), 
241-253. 
— see Rendle. 
Ballota nigra, Linn., 210, 218. 
Baphia angolensis, Welw., 248 ; mentioned, 
230. 
barombiensis, Taub., 248. 
bipindensis, Harms, 248. 
Preussii, Harms, 248. 
Wollastoni, Baker f.*, 947; men- 
tioned, 230. 
Barleria Grantii, Oliver, 229, 271. 
Basella alba, Linn., mentioned, 277. 
Bath, three-spurred Platanthera from, 
393. 
Batrachospermum from Lofu River, 97. 
Beetles’ elytra from peat, 455. 
Begonia Engleri, Gilg, mentioned, 253. 
Herveyana, King, 310. 
Johnstoni, Oliver, 253; mentioned, 
23]. 
Meyeri-Johannis, Engl., 953; men- 
tioned, 93]. 
sinuata, Wall., 310. 
Wollastoni, Baker * , 252; mentioned, 
231. 
Begoniacew from Pahang, 310; from Ru- 
wenzori, 252. 
Belonastrum ($ Synedra), 86 ftnote; men- 
tioned, 151. 
Bennettitee, a group between Gymno- 
sperms and Angiosperms, 60 ; ancestors, 
66 ; carpels, 59; cone, 59, 61, 64, 68; 
embryo, 59; evolution contrasted with 
Cyeads, 58; foliage, 70; fructification, 
53, 58, 66; megasporophylls, 35, 63, 65, 
68; mierosporophylls, 59, 67 ; ovule, 65, 
66; seeds, 65; strobilus, 62, 68. 
Bennettites, Carruth. 55; British and 
Italian specimens of 52; cone, 55; 
