58 RHOEODALES 



4. Capnoides. (Corydalis.) 441. 



Spur not more than half the length of the body of the corolla. 



1. C. micranthium. 

 Spur as long as the body of the corolla or nearly so. 



2. C. montanum. 



1. Capnoides micranthium. 

 Lincoln. 



2. Capnoides montanum (Engelm.) Britton. 



Common in low prairies. Banner County; Ft. Robinson; Kimball 

 County; Peru; Xeligh. 



2. CAPPARIDACEAE. 



Petals entire or merely notohed at the tip. 

 Stamens not more than six. 



Seeds numerous. 1. Cieome. 



Seeds few, 4-10 in each pod. 3. Cleomella. 



Stamens 8-many, unequal. 4. Polanisia. 



Petals laciniate, unequal. 2. Cristatella. 



1. Cieome. 467. 



Flowers pink or white, leaves trifoliate. 1. C. serruiata. 



Flowers yellow, leaves mostly 5-foliate. 2. C. iutea. 



1. Cieome serruiata Pursh. 



Common in most parts of the state, often a weed in pastures in the 

 sand-hills. Belmont; Cams; Callaway; Lincoln; Long Pine; Mullen; 

 Newark; Rock County; Thedford; Weeping Water. 



2. Cieome Iutea Hook. 



Introduced from the west; rare. Lincoln; Weeping Water. 



2. Cristatella. 468. 



1. Cristatella jamesii T. & G. 



Common in the sandhills. Benkleman; Kennedy; Long Pine; Minden; 



Nattick; Thedford; Turner; Red Cloud; Valentine. 



3. Cleomella. 458. 



1. Cleomella augustifolia Torr. 



Common in the western part of the state. Camp Clark; Culbertson; 



Julesburg; Lodge Pole Creek; North Platte. 



Polanisia. 468. 



Flowers 4-6 mm. long, style 2 mm. long. 1. P. graveolens. 



Flowers 8-12 mm. long, style 4-6 mm. long. 2. P. trachysperma. 



1. Polanisia graveolens Raf. Clammy-weed. 

 In dry sandy or gravelly places in the western part of the state. Atkin- 

 son; Belmont; Long Pine; Pine Ridge; Red Cloud; Valentine. 



2. Polanisia trachysperma T. & G. 



Common in sand draws and other dry, sandy places. Anselmo; Ben- 

 kleman; Belmont; Dawes County; Deuel County; Niobrara; Pine 

 Ridge; Royal; Red Cloud; Thedford. 



