196 



41. dbyssinica. 



Leaves very distinctly rough on the _under- 

 surface or on both sides, with very distinct 

 transverse ridges as seen under a lens; 

 pedicels jointed at the middle 



F w 



Leaves nearly or quite smooth, or if slightly 



rough beneath (in S. thyrsiflora and S, 



Da/wei) not with very distinct transverse 



ridges under a lens: — 



Leaves elliptic, oblong or very broadly 



lanceolate, 2^-6 in. broad: — 



Pedicels 1-2 lin, long, jointed close under 



the flower; flower-tube 9 lin. long ... 49. rjrandis. 



Pedicels 2-3 lin. long, jointed at or slightly 

 above the middle; tube of the flower 

 10-14 lin. long 49. grandisy 



■ . '. zuluensis. 



Leaves elongate-lanceolate, narrowly lanceolate 

 or strap-shaped, 1-5 in. broad: — 



Leaves 5-12 to a growth, ascending 



spreading, 1^-3 in. broad, narrowly. 



lanceolate; flower-tube 9-10^ lin, long 47. angustifl 



Leaves 1-6 to a growth, erect to spreading : — 

 Leaves dull green, marked with blackish- ^ 

 green longitudinal lines, but without 

 transverse paler green bands or only ^ 

 faintly marked with them beneath 

 when young; tube of the flower 

 ^^"^3 i^- ^ong 43. conspinta. 



Leaves without blackish-green longi- 

 tudinal lines 



Leaves of adult plants mostly under 

 I5 ft. long, 1-3^ in. broad, more 

 or less conspicuously marked with 

 transverse bands of pale green; 

 flower-tube al^out 9 lin. long ... 48. thyrsifl 



The larger or most of the leaves of 

 adult plants more than 2 ft. long, 

 but often mingled with some that 

 are less, some or all of them 

 with more or less evident paler 

 markings, at least on the under 

 surface (according to Dawe, the 

 leaves of 46, S. Dawei, are uni- 

 formly green on both sides, but on 



the living plants seen they are varie- 

 gated) :-^ 



Leaves of adult plants 2-6 to a 

 growth, the larger 2^3 ft, long : 



Pedicels jointed close under the 



flower, with no deciduous 

 part : 



Leaves with distinct dark red- 



^^^^^^^^ edges 46. Dawei. 



Leaves with whitish or pale - 



reddish-brown edges 44. metallica yav. 



T> ,. , . . longitiiba. 



I'edicels jomted at or above the 

 - "Middle with a distinct decidu- 

 ous i)art: — 



I 



