[VOL. 2 



598 ANNALS OF THE MISSOURI BOTANICAL GARDEN 



1879, Macoun 14840 (Geol. Surv. Canada Herb.) ; Dunvegan, 



Peace River, 17 Aug., 1879, Dawson 26686 (Geol. Surv. 

 Canada Herb.) ; Athabasca Plains, 14 Sept., 1872, Macoun 1040 

 (Gray Herb, and Kew Herb.). 



South Dakota: Sylvan Lake, 27 Aug., 1897, Griffiths (Mo. 

 Bot. Gard. Herb.). 



Nebraska : mountain range, south of White Clay Creek, 23 

 Aug., 1859, Lieut. F. T. Bryan's Expedition, 1856, H. Engel- 

 mann (Mo. Bot. Gard. Herb.). 



Wyoming: on the summits of Big Horn Mountains, Aug., 

 1859, Reynolds ' Expedition to the headwaters of the Missouri 

 and Yellowstone Rivers, Hay den (Mo. Bot. Gard. Herb.) ; 

 Laramie Mountains, Hay den (Gray Herb, and Mo. Bot. Gard. 

 Herb.) ; Laramie Mountains, 17 Aug., 1899, Schuehut (U. S. 

 Nat. Herb.). 



Colorado: Cascade Canon, July, 1880, Eurney (Mo. Bot. 

 Gard. Herb.) ; Rocky Mountains, Hall <& Harbour 327, in part 

 (U. S. Nat. Herb, and Mo. Bot. Gard. Herb.); Pike's Peak, 

 alt. 3050 m., 25 Aug., 1915, Drushel <& Dougan (Drushel Herb.) ; 

 Manitou, Aug., 1881, Fritchey 14 in part (Mo. Bot. Gard. 

 Herb.), form. 



var. Kingii (Rydb.) Greenm. comb. nov. 

 Senecio Kingii Rydh. Bull. Torr. Bot. Club 37 : 468. 1910. 

 S. eremophilus Eaton, Bot. King Exp. 191. 1871, as to plant 

 of Watson. 



S. Watsoni Greenm. Monogr. Senecio, I. Teil, 23. 1901, 

 and in Engl. Bot. Jahrb. 32 : 19. 1902. 



Leaves oblanceolate to oblong-lanceolate, coarsely dentate 

 to pinnatisect with relatively broad divisions; but through 

 several specimens connecting directly with the above species. 



Specimen examined: 



Utah: Cottonwood Canon, alt. 2590 m., Aug., 1869, Watson 

 676 (Columbia Univ. Herb, and Gray Herb.), type. 



11. S. Townsendii Greenm. 1 



Herbaceous perennial, glabrous throughout; stem 6 to 10 

 dm. high, striate, often purplish; leaves coarsely, unequally 



1 Senecio Townsendii Greenm. sp. nov., herbaceus perennis ubique glabrus; 

 caule 6-10 dm. alto, striato saepe purpurascenti ; foliis inaequaliter et remote 



