22 



Abronia fragrans Nutt. 



Sand hills, Sheridan county, July 7-'J. (147) 

 Froelichia floridana (Nutt.) Moq. 



Wet valley, Cherry county, July 27. (198) 

 Cycloloma platyphyllum (Michx.J Moq. 



Dry valley. Cherry county, July 19. (99) Sand hills and 

 waste places around Neligh, Antelope county, August 2. 

 Chenopodium leptopliyllum Nutt. 



Dry valley, Sheridan county, July 9. (97) 

 Eriogonum annuum Nutt. 



Sheridan county, July 11. (199) Sand hills and blow-outs 

 throughout the region. 

 Polygonum emer sum (Michx.) Britton. 



Cherry county, July 19. (200) Wet valleys throughout 

 Cherry county. 

 Polygonum ampliihium L. 



In lake, Hannah's ranch, lake region of Cherry county, 

 July 26. (200) 

 Polygonum harlicrigJdii Gray. 



Wet valleys, lake region, July 26. (201) 

 Rumex venosus Pursh. 



Box Butte county, July 7, Sheridan county, July 9. (197) 

 Sand hills throughout Sheridan county. 

 Rumex persicarioides L. 



Antelope county, August 2. (204) 

 Salix longifolia Muhl. 



Sheridan county, July 11. (208) Small pools in passes 

 between the valleys and in the sand hills throughout the 

 region. 

 Salix cordatu Mubl. var. vestita Anders. 



Cherry county, July 22. (209) Wet valleys at the head 

 of the North Loup and in the lake region. 

 Salix trisiis Ait. 



Wet valleys. Cherry county and Brown county, July 27. 

 (280) 



