369 Leaves oblinuely obtuse, broadly rounded or subtruncete 



at the apex, v;ith or v/ithout a s;'all point or mucro 

 at the end of the upper edge, usually arranged in tv/o 

 ranks, not conspicuously pellucid-dotted, 12 



12, The larger leaf of each nair shortly incurved-hooked or 



sliis;htly hooded at the ar>ex; oedicel 6-9 lines long; 



corolla 2 inches in diameter; petals acute; stigmas 



10, 14, uncatum 



The larger leaf of each pair not incurved-hooked at the 

 apex, all leaves widely spreading, straight or, more or 

 less curved or bent dorTi toivards the ground, lt-4 

 inches long, strap-shaped; pedicels 3-9 lines long; 

 corolla I'l-Sj inches in diameter; petals affifute; stig- 

 mas 9-10, 21, latum and vars. 



Leaves not widely spreading, more or less directed for- 

 wards, with the pairs obliquely corssing one another, 

 1-1^-2 inches (or perhaps more) long, 8-12 lines broad, 

 usually with parallel sides; nedicels 0-6 lines long; 

 corolla 2-^-5 inches in diameter; fragrant; petals 

 spmev;hat acute or obtuse, entire; stigmas 8. 23, suave 



I'lowers sessile or subsessile. ■'•o the end of Key. 



13, Leaves 3-6 lines broad at the 



370 middle, but often broader at the base; leaf-pairs 

 oblinuely crossing one another. 14 



Leaves 6-18 lines broad at the middle. 16 



14, Leaves with a pustule or pallid srot at their base on 



the u^ner side, s;radually tapering from the base to an 

 acute auex; petals obtuse and minutely toothed at the^ 

 apex; stigmas 8. 7, ^almii 



Leaves without a pustule or pallid spot at their base, 16 



15, Leaves subterete and slightly flattened on the face or 



semiterete, 2-o inches long, erect or ascending and 

 curved; corolla 2-3 inches in diameter; petals very 

 obtuse and notched at the apex; stigmas 7-8. 1, arrectiim 



Leaves semiterete, 3-4 inches long; corolla 3-4i inches 

 in diameter; petals united at the base for about a quar- 

 ter-of-an-inch and up to 2 lines boad; stigmas 10. 



12, angustum 



Leaves tapering from the base or narrowing from above 

 the middle to an acute or subobtuse apex, vAiich is tip- 

 ped with a short whitish or reddish point or mucro, and 

 the ^airs obliauely crossing one another, pellucid- 

 dotted; keels of the calyx-lobes minutely ciliate; 

 stigmas 8-10, 9, praepingue 



16, (From 13: leaves 6-18 lines broad at the middle; to end 



of key)# Leaves with a pustule or pallid spot at the'r 

 base on the unper side; petals obtuse and minutely 



