74 CARYOPHYLLALES 



6. Chenopodium incanum (S. Wats.) Heller. 

 Chenopodium fremontii incanum S. Wats. 



In dry ground in the western part of the state. Valentine. 



7. Chenopodium urbicum L. 

 Reported from Cherry County. 



8. Chenopodium hybridum L. Maple-leaved Goosefoot. 

 A common weed in waste places over most of the state. Crete; Harri- 

 son; Lincoln; Long Pine; Pishelville; Plummer Ford; Red Cloud; 

 Valentine. 



9. Chenopodium rubrum L. 



In the western part of the state in alkaline or saline soil. Alliance; 

 Grant County; Whitman. 



10. Chenopodium botrys L. Feather geranium. 

 Valentine. 



11. Chenopodium ambrosioides L. Mexican tea. 

 In the southeastern part of the state. Nemaha. 



12. Chenopodium humile Hook. 



In alkaline meadows in the western part of the state, according to 

 Rydberg's Flora of Colorado. 



2. Cycloma. 372. 



1. Cycloma atripiicifolium (Spreng.) Coult. Tumble weed. 



Occurs all over the state, but most common in the sandhills. Anselmo; 

 Antelope County; Chelsea; Cherry County; Grand Island; Haigler; Lin- 

 coln; Long Pine; Louisville; Minden. 



3. Monoiepsis. 372. 



1. Monoiepsis nuttalliana Moq. 



Throughout the state but not common. Chadron; Central City; Deuel 



County; Hastings; Long Pine. 



4. Atriplex. 372. 



Lower leaves broad, triangular-hastate or cordate-ovate, annuals. 

 Leaves cordate-ovate, sinuately notched, bracts often colored. 



5. A. hortensis. 

 Leaves triangular-hastate. 



Plants green. 1. A. hastata. 



Plants silvery-scurfy. 2. A. argentea. 



Leaves narrow, linear-oblong to oblanceolate. perennials. 



Bracts not broadly winged, united to the middle. 3. A. nuttallii. 



Bracts broadly winged, united to near the summit. 4. A. canescens. 



1. Atriplex hastata L. 

 Atriplex carnosa A. Xels. 



Common in caline and alkaline meadows. Alliance; Chadron; Kear- 

 ney; Lexington; Lincoln. 



2. Atriplex argentea Xutt. 



In alkaline and saline soil. Salt basin at Lincoln; Scotts Bluff County. 



3. Atriplex nuttallii S. Wats. 



Common in alkaline soil in the western part of the state. Hat Creek 

 Basin; Long Pine; Scotts Bluff County. 



4. Atriplex canescens (Pursh.) James. 

 Western part of the state. 



