CHAPTER XIII 



Pogoniris. 



(Bearded Irises the rootstock rhizomatous.) 



A. Dwarf, with early fugitive flowers. 

 PUMILAE, p. 121. 



I. Spathes two-valved, one- 

 flowered ' , /y Group 

 II. Spathes with more than 

 two valves, scape rarely 

 more than \\ ft. high ; 

 one to three flowered 



Group 



BIFLORAE, p. 125. 



B. Tall, often, but not always, with deeply 

 forked stems. 



III. Spathes green (Cengialti 

 is an exception), and ped- 

 uncles scarcely over- 

 topping the leaves ' .J, 



Group VARIEGATAE, p. 135. 



IV. Spathes nearly all green 

 at flowering time, ped- 

 uncles overtopping the 



leaves . . Group GERMANICAE, p. 140. 

 V. Spathes nearly all mem- 

 branous at flowering 

 time, peduncles over- 

 topping the leaves . 



Group PALLIDAE, p. 149. 



