RYDBERG: STUDIES ON THE Rocky MOUNTAIN FLORA 313 
staminate plant has a few pistillate flowers borne on the lower 
part of the branches. The predominantly pistillate plant has 
often a few staminate clusters above but is sometimes wholly 
pistillate. EH. subspinosa grows on rocky hills in the desert 
regions, 
Utau: Rocky summits, St. George, May 15, 1903, Goodding 
810 (type, in herb..N. Y. Bot. Garden); 1874, C. C. Parry 725; 
1875, E. Palmer; April 9, 1880, M. E. Jones 1642; Virgin River, 
1844, Fremont 440. 
Arizona: Fort Verde, October 11, 1887, E. A. Mearns 188; 
Holbrook, August 10, 1897, Myrtle Zuck; Total Wreck Mine, 1903, 
Thornber 60; Rincon Mountains, October 7, 1900, D. Griffiths 
1781. 
Nevapa: Thousand Spring Valley, September 1868, S. Watson 
990 (in part); Muddy Valley, Lincoln County, May 6, 1906, 
Kennedy & Goodding. 
CALIFORNIA: Mohave Desert, April 1905, Mrs. C. DeKalb; 
Radsburg, April 14, A. A. Heller 7705; Red Hill, west of Bishop, 
May 14, A. A. Heller 8253. 
Sonora: Genaga di San Bernardino, 1855, Schott. 
‘ Dondia calceoliformis (Hook.) Rydb. comb. nov. 
Chenopodium calceoliformis Hook. Fl. Bor.-Am. 2: 126. 1838. 
This, I think, deserves specific rank. It is characterized from 
D, depressa (Pursh) Britton and D. erecta (S. Wats.) A. Nels. by 
its broad and short, ovate or ovate-lanceolate bracts over 2 mm. 
id 
wide. 
AMARANTHACEAE 
‘ Amaranthus pubescens (Uline & Bray) Rydb. comb. nov. 
Amaranthus graecizans pubescens Uline & Bray, Bot. Gaz. 19: 317. 
1894. 
: This probably deserves specific rank. It has been collected 
in Colorado, 
Amaranthus carneus Greene and A. californicus S. Wats. 
should be added to the region. The former has been collected in 
Montana, and both in Idaho. 
