32 Contributions from the Gray Herbarium 
oto into eastern Wyoming. — Platte River, Dr. Hayden. NeE- 
: Scott’s Bluff, May 30, 1858, H. W. Wagner. Wyomine: 
pence hilltops, Fort Laramie, Goshen Co., sae 29, 1901, Aven 
Nelson, no. 8309. 
20. O. depressa (Jones), comb. nov. Krynitzkia depressa Jones, 
Contrib. W. Bot. xiii. 5 (1910). — Southern Utah and eastern 
Nevada. — Utaw: among junipers, Modena, Iron Co., June 2, 
1902, Gooding, no. 996. 
21. caEspiTosa A. Nels. Eryth. vii. 65 (1899). — Southern 
Wyoming and adjacent Idaho. — Clay foothills, Fort Steele, Car- 
bon Co., June 16, 1900, Aven Nelson, no. 7255; shale ridges, Bush 
Ranch, Sweetwater Co, June 10, 1900, Aven N elson, no. 7078; 
Bitter ’ Creek, Swe r Co., Jun 1898, Aven Nelson, no. 
4772. - oO aver lions Montpelier May 15, 1910, Mac- 
bride, n 
22. ‘0. ea Tidestr. Proc. Biol. Soc. Wash. xxvi. 122 (1913). 
— Saline flats about Salt Lake, Utah. — Tooele, near Grantsville, 
June 7, 1914, A. O. Garrett; Grant’s Station, Aug. 6, 1912, Kearney 
& Shantz, no. 3098 (Tyee, in the U.8. Nat. He rb.). 
Besides the characters given in the original description the follow- 
ing are noteworthy. Plant about 1 dm. high; inflorescence very 
bristly with nearly white widely spreading setae; nutlets with an 
evident but not pronounced dorsal ridge, sharp-edged, not at all 
rugose, 2.5-3.5 mm. long. I wish to thank Mr. Maxon, associate - 
curator of the National Herbarium, for the loan of the type. 
¥ 23. O. dolosa , perennis caespitosa 7-10 em. alta; 
caulibus striatis ie abr pices et. mediocriter molliter paten- 
terque hirsutis; foltis radicalibus circa 3 cm. longis circa 4 mm. 
latis strigosis et cum pilis longioribus firmiusculis djprienie inter- 
mixtis; foliis caulinis annltiban re brevioribus; thyrsis spiciformi- 
bus 3-5 em. lon ngis 1.5-2 em. latis, floris subfa sciculatis; calycibus 
hispidissimis paullo fulvescentibus lobis linearibus fructiferis ste 
6 mm i teats corolla 5 mm. longa, tubo calycem non superan 
Until, the aang is examined this species is very deceiving as in 
habit ant. ibescence it resembles 0. sericea to which the type was 
referreds’ Thus resemblance is purely superficial, however, the plant 
being-related to O. nana. The differently, and more densely,. pu- 
bescent leaves, the scarcely at all tawny pubescence of the inflores- 
