RHINANTHACEAE. 317 



i6. Castilleja Haydeni (A. Gray) Cockerell. (C. pallida Haydeni A. Gray) 

 On the higher mountains of Colo. — Alt. about 12,300 ft. — Cumberland Mine, 

 La Plata Mountains. 



17. Castilleja linearis Rydb. In the mountains of Colo. — Alt. 8500-12,000 

 ft. — Gibb's Peak, Custer Co. ; West Spanish Peak. 



18. Castilleja hispida Benth. On hills and mountains from Mont, and 

 Wash, to Colo, and Utah. — Alt. about 7500 ft. — Mountains, Larimer Co. ; 

 Dolores ; Cimarron ; Pinkham Creek. 



19. Castilleja occidentalis Torr. (C pallida occidentalis A. Gray) On 

 the higher mountains from Alb. and B. C. to Colo. — Alt. 11,000-14,000 ft. — 

 Near Empire; Pike's Peak; Gray's Peak; Ward; Mt. Ouray; Alpine Tunnel; 

 Cameron Pass ; Mt. Garfield ; Berthoud Pass ; Beaver Creek ; Ethel Peak ; 

 summit of North Park Range, Routt Co. 



20. Castilleja luteovirens Rydb. In mountain meadows from Wyo. and 

 Colo. — Alt. 7000-9000 ft. — Headwaters of Clear Creek; Seven Lakes, near 

 Pike's Peak; Veta Pass; Hamor's Lake, north of Durango; Chicken Creek, 

 west of Mt. Hesperus; Sangre de Cristo Creek; Wahatoya Creek. 



21. Castilleja sulphurea Rydb. In the mountains from S. D. and Wyo. to 

 Colo, and Utah. — Alt. 7000-10,000 ft. — Rabbit-Ears, Larimer Co. ; Mt. Har- 

 vard; Georgetown; Andrews' Shetland ranch; Grayback mining camps and 

 Placer Gulch ; Steamboat Springs ; Cameron Pass ; Columbine ; Denver ; Gun- 

 nison; Chambers' Lake; Ward; Ruxton Dell; North Park; Empire; Lake 

 Moraine, Pike's Peak ; Silver Plume ; Graymont ; Rico ; Twin Lake ; Walton 

 Creek; Leroux Creek. 



22. Castilleja wyomingensis Rydb. In the mountains from Mont, to Colo, 

 and Utah. — Alt. 7500-9000 ft. — Wahatoya Creek; Red Mountain road, south 

 of Ouray. 



23. Castilleja lineata Greene. In the mountains of Colo. — Alt. 9000-10,000 

 ft. — West Spanish Peak; Pagosa Springs. 



24. Castilleja puberula Rydb. In the mountains of Colo. — Alt. 8000-12,000 

 ft. — "Colorado"; Empire; Berthoud Pass. 



25. Castilleja brachyantha Rydb. (C. breviUora A. Gray) In the moun- 

 tains of Wyo. and Colo. — Alt. 8000-10,000 ft. — Headwaters of Clear Creek; 

 North Park, near Teller; Grizzly Creek. 



26. Castilleja flava S. Wats. In dry valleys from S. D., Mont, and B. C. 

 to Colo, and Utah. — Alt. about 8000 ft. — Upper Laramie River; Pinkham 

 Creek. 



27. Castilleja sessiliflbra Pursh. On dry plains from Ills, and Ass. to Mo., 

 Tex. and Ariz. — Alt. 4000-7000 ft. — Table Rock; Ft. Collins; Colorado 

 Springs; near Pueblo; Tobe Miller's ranch; Colorado City. 



14. ORTHOCARPUS Nutt. 



Corolla yellow; spike densely flowered; seeds costate. i. O. luteus. 



Corolla white, turning rose-purple ; spike lax ; seeds with a loose reticulate coat. 



2.X). purpureo-albus. 



I. Orthocarpus luteus Nutt. On dry plains and in sandy soil from Sask. 

 and Wash, to Colo, and Nev.— Alt. 4000-10,000 ft. — Grizzly Creek; South 

 Park ; Georgetown ; foot-hills, Larimer Co. ; Pagosa Springs ; Trimble 



