170 Wj'oinijtg Experiment Station. 



CHENOPODIACE^. 



Cycloloma platyphyllum, Moq. Enum. Chenop. 18 (1840). C. atrip- 

 licifolimn, Coulter. 



Frequent in the sandy canons leading to the Platte, near Fair- 

 banks, July 14, 1894 (No 471). 

 Monolepsis chenopodioides, Moq. DC. Prodr. xiii, part 2, 85 (1849). 

 Monolepsis Nuttalliana, Greene. 

 Frequent in saline ground. 



Laramie, August, 1893; Boulder Creek, August 26, 1894 (No. 

 (1103). 

 Chenopodium album, L. Sp. PI. 219 (1753). 

 In waste and cultivated ground. 



Laramie, October, 1893; Sheridan Experiment Farm, Septem- 

 ber, 1895. Pigweed. 

 Clienopodium capitatum, Watson, Bot. Cal. ii, 48 (1880). 



Infrequent; leaves only, from Cummins, July 27, 1895 (No. 

 1448). 

 Chenopodium Fremontii, Watson, Bot. King's Exp. 287 (1871). 

 Abundant on dry hillsides and on rocky shelving ledges. 

 Fairbanks, July 13, 1894 (No. 440). 

 Chenopodium glaucum, L. Sp. PI. 220 (1753). 



Apparently indigenous in places, but scattering everywhere as a 

 weed. 



Poison Spider Creek (native?), July 27, 1894 (No. 625); among 

 the weeds at Laramie and Sheridan. 

 Chenopodium leptophyllum, Nutt. Moq. DC. Prodr. xiii, part 2, 71 

 (1849). 



Not infrequent near the Platte and its tributaries ; Laramie, Au- 

 gust 15, 1893; Platte River, July 14, 1894 (No. 483). 

 Chenopodium leptophyllum subglabrum, Wats. Proc. Am. Acad, 

 ix, 95. 



Rare ; Willow Creek, July 22, 1894 (No. 628). 

 Chenopodium olidum, Watson, Proc. Am. Acad, ix, 96. 



In saline ground on Poison Spider Creek, July 27, 1894 (No. 622); 

 also sent from the Sheridan Experiment Farm as a weed, 1895. 

 Chenopodium rubrum humile, Watson, Bot. Cal. ii. 48. 



Some specimens from Laramie, by B. C. Buffum, June 23, 1894, 

 seem to belong here. Not observed elsewhere. 



