1918] 
GREENMAN— MONOGRAPH OF SENECIO 59 
Yellowstone National Park: on a rocky slope near the sum- 
mit, The Thunderer, 13 July, 1899, A. % E. Nelson 5822 (Gray 
Herb. and Mo. Bot. Gard. Herb.). 
Colorado: head-waters of Clear Creek, and the alpine 
ridges lying east of ‘‘Middle Park,’’ coll. of 1861 and 1862, 
Parry 63 (Gray Herb.) ; Lat. 39-419, coll. of 1862, Hall Ф Har- 
bour 329 (Gray Herb., Phil. Acad. Nat. Sci. Herb., Field Mus. 
Herb., and Mo. Bot. Gard. Herb.), түре; Lat. 39-419, coll. of 
1862, Hall Ф Harbour 331 іп part (U. S. Nat. Herb.); Mt. 
Parry, coll. of 1872, Gray (Gray Herb.); without definite 
locality or date, Dr. Savell 11 (Gray Herb.); White House 
Mountain, alt. 3960 m., 9 Aug., 1873, J. M. Coulter (Phil. Acad. 
Nat. Sci. Herb.) ; Sangre de Cristo Range, Aug., 1873, Bran- 
degee 727 (Mo. Bot. Gard. Herb.) ; Pikes Peak, alt. 1825-2130 
m., Aug., 1876, C. Mohr (U. S. Nat. Herb.) ; Sawatch Range, 
alt. 1830-2130 m., Aug., 1880, Brandegee 9 (Gray Herb.); 
Gray's Peak, Aug., 1882, Patterson & Beaty (Mo. Bot. Gard. 
Herb.); Gray's Peak and vicinity, Aug., 1885, Patterson 83 
(Gray Herb. and Mo. Bot. Gard. Herb.) ; high mountains, alt. 
2440-3655 m., coll. of 1893, Purpus 462, 683, 693 (Univ. Chicago 
Herb. at Field Mus.) ; mountains above Boreas, alt. 3655 m., 
2 Aug., 1895, J. Н. Cowen (Mo. Bot. Gard. Herb.) ; foot of 
Gray's Peak, 23 Aug., 1895, Shear 4634 (U. S. Nat. Herb.) ; 
Chicken Creek, west of Mt. Hesperus, alt. 3500 m., 13 July, 
1898, Baker, Earle & Tracy 589 (Mo. Bot. Gard. Herb.); 
Upper La Platte, 13 July, 1898, Baker, Earle & Tracy 993 
(Mo. Bot. Gard. Herb.); near Pagosa Peak, alt. 3500 m., 6 
Aug., 1899, Baker 714 (Berlin Herb. and Mo. Bot. Gard. 
Herb.) ; Carson, region of Gunnison Watershed, alt. 3500 m., 
2 July, 1901, Baker 309 (Gray Herb., U. S. Nat. Herb., and 
Mo. Bot. Gard. Herb.), type of S. pentodontus; mountains 
above Ouray, alt. 3050-3655 m., Aug., 1901, Baker 770 (Gray 
Herb. and Mo. Bot. Gard. Herb.); near Breckenridge, 
Summit Co., alt. 3960 m., Aug., 1901, Mackenzie 1 (Phil. 
Acad. Nat. Sci. Herb., Univ. Ariz. Herb., and Mo. Bot. Gard. 
Herb.) ; mountain side, Ida Bell Mine, Summit Co., alt. 3500 
m., 8 Aug., 1917, Clokey 2903 (I. W. Clokey Herb. and Mo. 
Bot. Gard. Herb.); Clover Mountain, above Garfield, alt. 
