RHINANTHACEAE. 
311 
6. CHIONOPHILA Benth. 
i. Chionophila Jamesii Benth. In the higher mountains of Colo, and 
Southern Wyo.—Alt. 11,000-14,000 ft.—Mt. Hayden; near Pagosa Peak; 
Pike’s Peak; Gray’s Peak; mountains above Boreas; Massif de l’Arapahoe; 
Douglass Mountain, Georgetown; Beaver Creek; Mt. Bartlett; Mt. Robinson; 
Red Mountain; Ethel Peak. 
7. MIMULUS L. Monkey-flower. 
Calyx oblique, decidedly inflated in fruit; upper tooth much larger than the 
rest; corolla yellow. 
Calyx-teeth acute; stem neither rooting at the nodes nor floating. 
Perennials, usually tall and erect, 3-6 dm. high; corolla 2-3 cm. long; 
calyx-teeth not much unequal. 
Leaves glabrous; stem pubescent only above. 1. M . Langsdorfii. 
Leaves and stem pubescent throughout. , 2. M. puberulus. 
Annuals, slender or low ; corolla 2 cm. or less long; upper calyx-tooth much 
elongated. 
Corolla 1.5-2 cm. long, at least twice as long as the calyx. 
3. M. nasutus. 
Corolla 5-8 mm. long, about half longer than the calyx. 4. M. Hallii. 
Calyx-teeth obtuse; stem decumbent or floating, rooting at the nodes. 
5. M. Geyeri. 
Calyx neither oblique nor inflated; its lobes nearly equal. 
Perennials; flowers 1-4 cm. long; sepals linear-lanceolate. 
Tall, with erect stem, 3-10 dm. high; corolla crimson or rose. 
6 . M. Lewisii. 
Low or slender, weak; corolla yellow. 7. M. moschatus. 
Annuals ; flowers 0.5-1 cm. long; sepals ovate, triangular or broadly lanceolate. 
Leaves petioled ; blades cordate to ovate-lanceolate. 8. M. floribundus. 
Leaves sessile, oblong, lanceolate or linear. 9. M. gratioloides . 
1. Mimulus Langsdorfii Sims. ( M. luteus A. Gray; not L.; M. minor A. 
Nels.) In swamps and along streams, especially in muddy places, from Ass. 
and Alaska to N. M. and Calif.; also in Mex.—Alt. 8000-12,000 ft.—Hahn’s 
Peak; Chambers’ Lake; Van Boxle’s ranch, above Cimarron; Grayback min¬ 
ing camps and Placer Gulch; Manitou; headwaters of Sangre de Cristo 
Creek; Ouray; Twin Lakes; bank of Michigan; Cameron Pass; Twin Lakes; 
Four-mile Hill; Gypsum Creek Canon; Berthoud Pass; Empire; between 
Sunshine and Ward; Gray’s Peak; Veta Pass; Silver Plume. 
2. Mimulus puberulus Greene. In wet places in the mountains of Colo.— 
Alt. 7500-10,000 ft.—Four miles west of Cameron Pass; Villa Grove, Steele 
Canon; Breckenridge; Dix; Bob Creek, West La Plata Mountains; Red 
Mountain; Pagosa Springs; west of Ouray. 
3. Mimulus nasutus Greene. In wet places in the mountains from Ida. 
and B. C. to Colo, and Calif.—Alt. 9000-10,000 ft.—Rico; Ouray; Horsetooth 
Gulch; Pennock’s. 
4. Mimulus Hallii Greene. In wet places in the mountains of Colo.—Alt. 
up to 8500 ft.—Georgetown; Piedra; Florsetooth Gulch; gulch west of Pen¬ 
nock’s. 
5. Mimulus Geyeri Torr. (M. Jamesii T. & G.) In water from Mich, 
and N. D. to Ills, and Colo.—Alt. 4000-7000 ft.—Boulder; Colorado Springs; 
Cucharas Valley, near La Veta; Montrose; Spring Canon; New Windsor. 
6. Mimulus Lewisii Pursh. Along streams from Minn., Mont, and B. C. 
to Colo., Ariz. and Calif.—North Park. 
