370 CARDUACEAE. 



19. Antennaria anaphaloides Rydb. On hillsides from Mont, to Colo, and 

 Ore. Alt. 8000-11,000 ft. Engelmann's Canon; Massif de 1'Arapahoe; Crys- 

 tal Park; Iron Mountain; near Veta Pass; Marshall Pass; Manitou; Artists' 

 Glen ; West Indian Creek ; Green Mountain Falls ; Soldier Canon ; Howe's 

 Gulch ; gulch west of Pennock's ; Stove Prairie. 



20. Antennaria dimorpha T. & G. On dry hills from Mont, and B. C. to 

 Neb., Colo, and Nev. Alt. about 7000 ft. Cimarron. 



38. ANAPHALIS D. C. PEARLY EVERLASTING. 



i. Anaphalis subalpina (A. Gray) Rydb. (A. margaritacea subalpina A. 

 Gray) In open mountain woods from S. D. and B. C. to Colo, and Calif. 

 Alt. 8000-11,000 ft. Empire City; Middle Park; Cameron Pass; La Plata 

 Canon ; near Pagosa Peak ; Red Mountain road, south of Ouray ; Sangre de 

 Cristo; Ruby; Stove Prairie Hill; Empire; between Sunshine and Ward; 

 Ft. Collins; Fish Creek Falls. 



39. GNAPHALIUM L. CUDWEED, EVERLASTING. 



Heads not leafy-bracted ; involucres well imbricated ; its bracts scarious, white 



or tinged with brownish, rose or yellow ; plants mostly tall. 

 Leaves tomentose on both sides ; plants little if at all glandular. 



Leaves narrowed at the base, not at all decurrent. i. G. Wrightii. 



Stem-leaves not narrowed at the base, more or less decurrent, or at least 

 auricled. 2. G. sulphur esc ens. 



Leaves on the upper surface green and decidedly glandular, decurrent. 



3. G. decurrens. 

 Heads leafy-bracted ; involucres little imbricated ; its bracts brown or greenish ; 



plant low. 

 Plants loosely floccose ; leaves broad, spatulate, oblong or oblanceolate. 



4. G. palustre. 

 Plants appressed-tomentose ; leaves except the lowest narrowly obla'nceolate 



or linear. 

 Stem diffusely branched ; glomerules crowded, cymosely disposed. 



Upper leaves narrowly oblanceolate. 5. G. uliginosum. 



Upper leaves narrowly linear. 6. G. angustifolium. 



Stem mostly simple, erect ; glomerules spicately disposed. 



7. G. s trie turn. 



1. Gnaphalium Wrightii A. Gray. On dry ground from Colo, to N. M. 

 and Calif. ; also in Mex. Meadow Park ; Lyons. 



2. Gnaphalium sulphurescens Rydb. In sandy soil from northern Wyo. and 

 Wash, to Tex. and N. M. Alt. 5000-6000 ft. Poudre, near La Porte; Ft. 

 Collins ; Boulder ; New Windsor. 



3. Gnaphalium decurrens Ives. In open ground from N. S. and Ida. to 

 Pa. and Colo. Alt. 6000-10,000 ft. Greeley; Marshall Pass; Ouray; Box 

 Canon, west of Ouray ; Horsetooth Gulch ; Steamboat Springs. 



4. Gnaphalium palustre Nutt. In wet places from Mont, and B. C. to Colo. 

 and Calif. Alt. 5000-7500 ft. Alamosa; twenty miles below Steamboat 

 Springs ; along Bear River ; Gunnison ; Hotchkiss. 



5. Gnaphalium uliginosum L. In wet places from Newf. and B. C. to Va., 

 Colo, and Ore. Twin Lakes. 



6. Gnaphalium angustifolium A. Nels. In wet places in Wyo. and Colo. 

 Alamosa ; Honnold ; North Platte River, near Hebron. 



