195 



ibe of the flower 3-8 lin. long : 

 Leaves of adult plants 1-2^ ft. (rarely 

 more) long, 1-2^ in, broad: — 

 Pedicels jointed at or below the middle, 

 with the upper or deciduous part 

 l^-S lin. long 36. senegamlica. 



Pedicels jointed at or near the middle 

 with the upper or deciduous part 

 1-1^ lin. long 37. suhtiUs. 



Leaves of adult plants usually 2-4^ ft. 

 long, some less: — 

 Leaves 1-1| in. broad; pedicels jointed 

 at or near the middle, with the 

 deciduous or upper part 1-1^ lin. 

 long; tube of the flower 3—4 lin. long 37. suhtilis. 

 Leaves lA-4 in. broad: — 



2 



Pedicels jointed at or above the middle 

 with the deciduous or upper part 

 1-1 5 lin. long: 



Leaves l2~24 in. broad ; tube of the 



flower 4. lin. Ions: 38. niloticar3ii\ 



olscura. 

 Leaves 2-4 in. broad ; tube of the 



flower 7-8 lin. long 44. metallica var 



Pedicels jointed close to the obconic 

 base of the flower, deciduous part 

 scarcely evident ; leaves 2-4 in. 

 broad ; tube of the flower G-S lin. 



nyasica. 



long 



t « « 



iL' metallica. 



**Edges of mature leaves of adult plants reddish-brown 



or whitish, sometimes green when young. 



tTube of the flower 2^-5 in. long: — - 



Axis of the flower-spike 3-15 in. long ; pedicels 

 |-3 lin. long, jointed at the base of the 

 flower or just above the middle; tub© of the 



flower 2^-4 in. long ,. ... 52. long i flora and 



var. 

 Axis of the floM'er-spike 2-3 in. long, and the 

 spike often head-like : — 



Pedicels 3-5 lin. long, not jointed ; tube of the 

 flower 4^-5 in. long : — 



Leaves greyish-green, rather obscurely marked 



with paler spots or transverse bars ... 51. Kirkii. 



Leaves dark green, conspicuously and often 

 brightly marked with whitish or biiff- 

 coloured spots and irregular bars ... 51. Kirkiiyar, 



pulchra. 

 Pedicels 1-1^ lin. long, jointed above the 



middle, with the persistent part ^-1 lin. 



long; tube of the flower 3^-4^ in. long ... 53. bracteata, 



(See also 54, 



ttTube of the flower, where known, under 2 in. long : — 



Leaves of adult plants g-f in. broad, 12-30 to a 

 growth, 5-17 in. long, linear, deeply 



channelled down the face, with a subulate 



S, BrauniL) 



white tip 4-I5 in. long, slightly rough ... SO. aethiopica. 



Leaves of adult plants 1-6 in. broad, flat or 

 slightly concave, with the subulate tips hard 



and reddish-brown, or softer and green when 

 young, sometimes withering to whitish : 



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