336 CARDUACEAE. 



Tips of the bracts not spreading ; leaf -blades 2-4 cm. long. 



3. C. albicaulis. 

 Tips of the bracts spreading, squarrose ; leaf-blades less than i cm. long. 



4. C. scaber. 

 Leaves subsessile or very short-petioled, spinulose-toothed ; bracts firm, 3-6 



mm. wide. 6. C. atractyloides. 



Leaves linear or oblong, sessile. S. C. Unifolius. 



1. Coleosanthus grandiflorus (Hook.) Kuntze. (Brickellia grandiAora 

 Nutt.) In cations, "bad-lands" and draws from Mont, and Wash, to Colo, 

 and Ore. — Alt. 4000-800Q ft. — Columbine; Trappers' Lake; canon north of 

 Palmer Lake; bank of Poudre, La Porte. 



2. Coleosanthus umbellatus Greene. {Brickellia grandiAora minor A. Gray; 

 Coleosanthus congestus A. Nels.) On hillsides and in cations from Wyo. to 

 N. M. and Ariz. — Alt. 5000-10,000 ft. — Colorado Springs; near Empire; 

 Boulder Canon, Boulder Co.; Pike's Peak; foot-hills, Larimer Co.; George- 

 town ; Trout Creek ; Jefferson Co. ; Golden ; Caiion City ; near Pagosa Peak ; 

 southeast of Ouray; Black Cation; Idaho Springs; La Poudre; Redstone; 

 mountains between Sunshine and Ward; Steamboat Springs; Elk Cation; 

 Powder River; Table Rock; Hayden; Roaring Fork, Larimer Co. 



3. Coleosanthus albicaulis Rydb. {Brickellia Wrightii Gray, in part.) In 

 cations and on foot-hills from Colo, and Utah to N. M. — Alt. 5000-8000 ft.— 

 Lower Boulder Canon; Trail Glen; Manitou; Golden; Mt. Harvard; foot- 

 hills, Larimer Co. ; near Boulder ; Spring Cation ; Glenwood Springs. 



4. Coleosanthus scaber Greene. On dry soil in Colo. — Alt. about 4700 ft. — 

 Deer River; Mesa Verde. 



5. Coleosanthus Unifolius (D. C. Eaton) Kuntze. {Brickellia linifolia D. C. 

 Eaton; C. humilis Greene.) In arid soil from Colo, and Nev. to Calif. — Alt. 

 4000-7000 ft. — Arboles ; Grand Junction ; canon of Smith's Fork ; betweei) 

 Porter and Durango. 



6. Coleosanthus atractyloides (A. Gray) Kuntze. {Brickellia atractyloides 

 A. Gray.) In desert regions from Colo, and Nev. to Ariz, and Calif. — 

 Southwestern Colo. 



5. LACINIARIA Hill. Blazing Star. 



Pappus plumose; leaves strongly punctate. i. L. punctata. 



Pappus merely barbellate. 



Heads in a short raceme-like inflorescence ; bracts obovate with dark rose- 

 purple, laciniate apices. 2. L. ligulistylis. 

 Heads in a long raceme-like inflorescence ; bracts spatulate or obovate-oblan- 

 ceolate with pale, merely erose apices. 3. L. scariosa. 



1. Laciniaria punctata (Hook.) Kuntze. {Liatris punctata Hook.) On 

 dry plains and hills from Iowa, Sask. and Mont, to Tex. and Ariz. — Alt. 

 4000-9000 ft. — Miller's ranch ; north slope of Cheyenne Mountain ; Ft. Collins ; 

 Boulder; Denver; Pike's Peak; dry plains northwest of Denver; Westcliffe; 

 Manitou ; Livermore, Larimer Co. ; Cucharas Valley, near La Veta ; New 

 Windsor; Gunnison; mountains between Sunshine and Ward; Table Rock; 

 Poudre Cation; Ft. Collins; Golden; Colorado Springs; Salida. 



2. Laciniaria ligulistylis A. Nels. On hills from Sask. to Colo. — Alt. 4000- 

 8000 ft. — Head of Redstone; Table Rock; La Veta; Alamosa; Twin Lakes; 

 Pagosa Springs ; Larimer Co. ; Parlin, Gunnison Co. ; Westcliffe ; Jack's 

 Cabin; Trout Creek; Sugar Loaf Mountain. 



