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EXPLANATION OF PLATE V. 



1. Stapelia flavo-purpurea, Marl, (a) Flowering stem, natural size. 



(6) Lobe of outer corona, enlarged, 

 (c) Lobe of inner corona, enlarged, 



2. Mesemhrianthemum bilobum, Marl. 



3. Cotyledon PhillipsicB, Marl. Leaf and flower. 



4. Cotyledon Mariance, Marl, Leaf and transverse section of leaf. 



5. Crassula hemisphcerica, Thunb. 



6. Cotyledon campanulata, Marl, Leaf and flower. 



All natural size. 



7. Mesemhrianthemum simulans, Marl. Two-thirds natural size. 



