8o?ne New Aloes from the Transvaal. 
711 
from tip, inner segment protruding 2-3 mm. beyond outer, more obtuse 
and greenish at apex. 
Stamens just exserted, anthers bitter-sweet pink (E.C.S.). 
Style finally exserted, yellowish -green. 
The Botanical Laboratories of the Union 
OF South Africa, Pretoria. 
EXPLANATION OF PLATES L— LYI. 
PLATE L. 
Aloe verecunda. 
FIG. 
1. Plant flowering at Laboratory, Pretoria. 
2. Aloe from Cooper's farm, Zoutpansberg-, December 25, 1914. Raceme. 
3. Aloe from Cooper's farm, Zoutpansberg, December 26, 1914. Flowers with bracts 
at different stages of development. 
PLATE LI. 
Aloe Siniii. 
1. Plant in flower at Laboratory, Pretoria, February 6, 1915. 
2. Flowers at different stages of development. 
PLATE LII. 
Aloe Barhertoniae. 
1. Plant flowering at Pretoria. 
2. Flowers at different stages of development. 
PLATE LIII. 
Aloe petricola. 
1. Aloe glaucous on granite outcrop. Hall's siding, Nelspruit, February 25, 1914. 
2. Aloe glaucous in fruit on granite outcrop at Hall's siding, Nelspruit, February 
25, 1914. 
PLATE LIV. 
Aloe petricola. 
1. Plant in flower at Laboratory, Pretoria, August 11, 1915. 
2. Eaceme. 
3. Flowers at different stages of development with bracts. 
