THE CACTACEAE. 



VII 



TEXT-FIGURES continued. 



PAGE. 



Fig. 219. Top of plant of Malaeocarpus mammu- 



losus 200 



220. Potted plant of Hickenia mierosperma. . . 207 



221. Potted plant of Hickenia mierosperma. . . 207 



222. Plant of Hickenia mierosperma 208 



223. Plant of Frailea pumila 209 



224. Plant of Selerocactus polyancistrus 214 



225. Flower of Utahia sileri 215 



226. Flower-scale of Utahia sileri 215 



227. Spine-cluster of Utahia sileri 215 



228. Plant of Discocactus subnudus 216 



229. Flowering plant of Discocactus alteolens. . 216 



230. Flowering plant of Discocactus hartman- 



nii 217 



231. Plant of Cactus broadwayi 217 



232. Plant of Discocactus heptacanthus 218 



233. Plant of Discocactus placentiformis 218 



PAGE. 



Fig. 234. Flowering plant of Discocactus placenti- 

 formis 219 



235. Plant of Cactus lemairei 225 



236. Plant of Cactus broadwayi 225 



237. Potted plant of Cactus ruestii 227 



238. Flowering plant of Cactus melocactoides . 228 



239. Plant of Cactus maxonii 228 



240. Plants of Cactus Salvador 229 



241. Plant of Cactus intortus 230 



242. Plant of Cactus intortus 230 



243. Plant of Cactus intortus 231 



244. Plant of Cactus caesius 233 



245. Plants of Cactus caesius 234 



246. Plant of Cactus caesius 235 



247. Potted plant of Cactus caesius 235 



248. Plant of Cactus zehntneri 236 



249. Plant of Cactus sp 236 



250. Plant of Cactus neryi 237 



