Index of Genera. 



XI 



PAGE 



Gymnosporia 205 



Gynandropsis 36 



Gyrosigma 72, 594 



H. 



Hallia 257 



Hantzschia 71, 599 



Harpagophytum 136 



Harveya 269 



Hebenstreitia 166 



Heeria 41, 209 



Heliotropium 221 



Hemimeris. . 265 



Hermannia L95 



Herrabataedtia L68 



Heteropogon 227 



Hibiscus 159 



Hoffmanseggia 258 



Holothrix 138 



Homoeothrix 68 



Hoodia 183 



Hordeum 243 



Hormidium 519 



Hydrocotyle 212 



Hydrodictyon ■ 505 



I. 



Indigofera 253 



Ipomoea 161 



J. 



Jasminum 133 



Juncellus 225 



Juncus 226 



K. 



Kedrostis 211 



Kiggelaria 160 



Kissenia 176 



Knowltonia 177 



L. 



Lasiochola 242 



Lebeckia 249 



Leonotis 166 



Lepocinclis 602 



Lessertia 257 



Leucadendron 184, 273, 331 



Leucospermum 191 



Limosella 269 



Limnanthemum 59 



Limeum 158 



Lobostemon 222 



Lorantbus 218 



Lotononis 247 



PAGE 



Lycium 271 



Lyngbya 67, 573 



M. 



Macrostylis '. . 203 



Maeura 39 



Malva 158 



Malvastrum 159 



Manulea 266 



Marcellia 169 



Mariscue 225 



Mastogloia 587 



Medicago 251 



Melianthus 208 



Melolobium 251 



Melosiia 584 



Menodora 133 



Mentha 164 



Merismopedia 64, 571 



Mesembrianthemum 140 



Mesotaenium 540 



Metrosideroa 175 



Microcystis 64,. 570 



Microloma 179 



Microspora 523 



Microtea 164 



Microthamnion 534 



Mohria 243 



Mollugo 156 



Monechma 261 



Monsonia 196 



Montinia 210 



Mougeotia 84, 568 



Mundia 40, 178 



Muraltia 40, 178 



Myrsine 134 



Myxobactron 63 



Myxonema 82, 531 



N. 



Navicula 70, 588 



Neidium 588 



Nemesia 265 



Nenax 215 



Netrium 541 



Nivenia 192, 275 



Nitzschia 73, 596 



Nodularia 68, 577 



Nostoc 68, 577 



O. 



Oeanthe 211 



Oedogomum s \ r < ''>'■' 



Oftia 134 



Oldenlandia 214 



Olea 133 



Oligomeris 151 



