DISTRIBUTION OF ADENOSTEGIA 407 
Range and in the Sierra Nevada Mountains from Lassen County 
to Fresno County, California, and in western N evada; Transition 
and Canadian Zones. 
SPECIMENS EXAMINED:—CALIFORNIA: Mt. Hannah, Lake 
County, Tracy 3247; Susanvillé Summit, Lassen County, July 2, 
1897, Jones; Grizzly Hill, Plumas County, Leiberg 5207; Clio, 
Plumas County, Eggleston 6240; Sierra Valley Hot Springs, Sierra 
County, August, 1909, Dudley; Soda Springs, Nevada County, 
Jones 2580; Susie Lake Trail, Eldorado County, McGregor 125; 
Lake Tahoe, Eldorado County, Leiberg 5 327; Agricultrual Sta- 
tion, Amador County, Hansen 697; between Big Trees and Gard- 
ner's, Calaveras County, August, 1906, Dudley; near Mariposa 
Big Trees, Mariposa County, Abrams 5397; same locality, August 
II, 1895, Congdon; Mariposa Big Tree Grove, Bolander 4903 (co- 
type of A. pilosa var. Bolanderi); Yosemite National Park, Glacier 
Point, Hall 9202; Tamarack Flat, Abrams 5474; near foot of 
Yosemite Falls, Abrams 5 466; trail between Illillouette and Glacier 
Point, Abrams 5430; Converse Basin, Fresno County, October, 
1900, Dudley; Kings River Region, Fresno County, August, 1904, 
Dudley; ‘west of Bearskin Meadow, August, 1904, Dudley; same 
locality, Hall & Chandler 179. NEVADA: near Lake Tahoe, 
Brewer 2150; Clear Lake Cafion, Ormsby County, Baker 1408; 
mountains west of Bowers, Washoe County, Heller 10663; Galena 
Creek, Washoe County, Heller 10671; Lake Tahoe, Washoe 
County, Kennedy 1458. 
6. ADENOSTEGIA VISCIDA Howell 
Adenostegia viscida Howell, Fl. N. W. Am. 537. 1903. 
Paniculately branching annual, 2-4 dm. high; short pilose 
throughout with viscid-glandular hairs; leaves 18-25 mm. long, 
linear-lanceolate, occasionally three-parted; flowers scattered 
along the branches, solitary or in groups of three or four; bracts 
0-14 mm. long, slender, three-parted, enlarged and slightly 
calloused at the apex; calyx-leaves 15-16 mm. long, the upper the 
longer, four-nerved, the lower five-nerved; corolla 12-14 mm. long; 
stamens four, perfect, the filaments villous; capsule 6-7 mm. long. 
[PLATE 10, FIG. 6.] 
A. viscida in Shasta and Plumas Counties is inconspicuously 
glandular-pilose as compared with the typical form and approaches 
A. tenuis, to which this species is very closely related. 
