23 



Habenaria leucophaea (Nutt. ) Gray. 



Cherry county, July 19. ('.219) Wet valleys at the head 

 of the North Loup and in the lake region. 

 Sisyrmchium angustifolium Mill, 



Joy's ranch, Sheridan county, July 10. (223) Wet val- 

 leys throughout the region. 

 Yucca glauca Praser. 



Sheridan county, July 11. (222) Sand hills, Sheridan 

 county, and western Cherry county. 

 * Allium reticiilatum Fraser. 



Sandy hillsides, Box Butte county, July 7 ; sand hills, west- 

 ern Sheridan county. (225) 

 Lilium philadelphicum L. 



Wet valleys at the head of the North Loup, July 20; wet 

 valley, Rock county near Newport, July 80. (220) 

 Juncus hufonius L. 



Wet vallej', Oxyoke ranch, Sheridan county, July 17. (191) 

 Juncus marginntus Rostk. 



Around lake, Hannah's ranch, July 27. (237) 

 Juncus nodosus L. 



Valley of Pelican Lake, Cherry county, July 26. (239) 

 Juncus nodosus L. var. megacephalus Torr. 



Valley of Pelican Lake, July 26. (240) Grew near the lake 

 in a different part of the valley from the preceding, and 

 in much greater abundance. 

 * Juncus longistylis Torr. & Gray. 



Wet valleys, Sheridan county, July 9. (241) 

 Juncus balticus Deth. 



With the preceding. (242) 

 Commelina virginica L. 



Sides of sand hills around wet valley, Oxyoke ranch, Cherry 

 county (just beyond Sheridan county line), July 14. 

 (222) 

 Tradescantia virginica L. 



Prairies, Box Butte county, July 6, (221) Sand hills 9,nd 



