1924] 
GRANT—A MONOGRAPH OF THE GENUS MIMULUS 307 
California: Sierra Co., 1874, Lemmon (G and M); Soda Springs, 
Nevada Co., 7000 ft. alt., 22 July, 1881, Jones 2459 (G and 
Stanford) ; Twin Lakes (Grassy Lake), Lassen Co., 7300 ft. 
alt., 10 June, 1910, Jepson 4112 (Calif., TYPE, M, and Cornell). 
93. M. Whitneyi Gray, Syn. Fl. №. Am. ed. 2, 27: Suppl. 445. 
1886; Smiley in Univ. Calif. Publ. Bot. 9: 336. 1921. 
Eunanus bicolor Gray in Proc. Am. Acad. 7: 381. 1867; 
Greene in Bull. Calif. Acad. Sci. 1: 103. 1885. 
‚ М. nanus var. bicolor Gray in Bot. Calif. 1: 564. 1876; Syn. 
Fl. N. Am. 2:: 275. 1878, and ed. 2, 1886. 
Small glandular-puberulent plants, 2-4 em. high, commonly 
freely branched from the base; leaves entire, elliptical to linear, 
rarely spatulate, 1-2 cm. long, 1-1,5 mm. broad, acute, tapering 
to а slender base; flowers numerous, pedicels 1-2 mm. long; 
calyx campanulate, 3-4 mm. long, teeth unequal, frequently 
ineurved, lanceolate-subulate, about half as long as the tube, 
throat oblique; corolla funnelform, 1-1.2 em. long, pubescent 
externally, marcescent, tube reddish or rarely yellow, slender, at 
least twice as long as the calyx, throat short, broad, and with 
few scattered hairs below the lower lip, lobes quadratish, nearly 
equal, yellow, usually with several broad, club-shaped blotches 
or lines of reddish-purple down the throat, occasionally the whole 
corolla reddish-purple or yellow; stamens included, the anthers 
small mostly sparingly hispid, filaments of longer pair with 
retrorse hairs toward the base; style and stigma slightly longer 
than the upper pair of stamens, stigma-lobes oblong, the lower 
about half as long as the upper; capsule oblong, obtuse, usually as 
long as the calyx; seeds smooth, oval, apiculate at both ends. 
Distribution: restricted mainly to the high Sierra Nevada Mts. 
of Fresno and Tulare Counties, California. First collected by 
Brewer on Lieut. Whitney's Expedition. 
Specimens examined: 
ifornia: High Sierras, Fresno Co., 1863, Brewer 2785 (G, 
TYPE); Markwood Meadow, Fresno Co., 5800 ft. alt., June, 
1900, Hall & Chandler 877 (Calif.); Mt. Silliman, Tulare Co., 
10000 ft. alt., 22 Aug., 1905, K. Brandegee (G and Calif.); 
Open woods near Old Mt. Whitney, 10000-11000 ft. alt., 
