OXALIDACEAE 81 



Leaves 3-divided, segments pinnatifid, stamens 10. 



2. G. robertianum. 

 Leaves lobed. fertile stamens 5. 3. G. pussilum. 



1. Geranium maculatum L. 



Rare, reported only from Long Pine. 



2. Geranium robertianum L. 

 Reported. only from Bancroft. 



3. Geranium pussilum Burm. 



Probably occurs over most of the state, but not common. Annsworth; 

 Long Pine; Palmer; Red Cloud. 



Erodium. 



1. Erodium circutarium (L.) L'Her. 

 Reported from Lincoln. 



2. OXALIDACEAE. 

 Oxalis. 575. 



Flowers rose-violet, rarely white. 1. O. vioiacea. 

 Flowers yellow. 



Capsules over 15 mm. long, pedicles reflexed. 3. O. striata. 

 Capsules usually less than 15 mm. long. 



With creeping rootstalks. 2. O. corniculata. 



Without rootstocks. 4. 0. cymosa. 



1. Oxalis vioiacea L. 



Throughout the state except the extreme western part, common in the 

 eastern part. Bassett; Buffalo County; Crete; Ewing; Fairbury; Lin- 

 coln; Long Pine; Peru; Valentine. 



2. Oxalis corniculata L. 



Common over most of the state. Cuba; Ewing; Hastings; :Minden; 

 Red Cloud; Valentine. 



3. Oxalis stricta L. 



Comm.on over most of the state. Callaway; Fairbury; Guide Rock; 

 Lincoln; Newcastle; Thedford. 



4. Oxalis cymosa Small. 



Lincoln; Red Cloud; Scotia Junction; Valentine. 



3. BALSAMINACEAE. 

 Impatlens. 611. 



Sac of spurred sepal longer than broad, spur about V2 as long as the 

 sac. 1- '• biflora. 



Sac of spurred sepal broader than long, spur less than % as long as 

 the sac. 2. I. pallida. 



1. Impatiens biflora Walt. Spotted touch-me-not. 

 Mostly in open woods along streams. Bellevue; Dismal River; Pad- 

 dock; Peru; Richardson County; Weeping Water; Valentine. 



2. Impatiens pallida Nutt. Pale touch-me-not. 

 In woods in the eastern part of the state. Bellevue; Lincoln; Nem- 

 aha; Riverton; Weeping Water. 



