1924] . 
GRANT—A MONOGRAPH OF THE GENUS MIMULUS 208 . 
or diffusely branched, slightly quadrangular and winged; leaves 
in few pairs, broadly ovate, 1-2 em. long, 7-11 mm. wide, sessile 
by a broad base, thin, 3-5-nerved from the base, denticulate, 
occasionally hirsute, internodes 2-4 times as long as the leaves; 
pedicels slender, almost filiform, much longer than the leaves, 
curved, divaricate, often deflexed; calyx narrowly campanulate, 
5-6 mm. long, in fruit chartaceous, 7-9 mm. long, 3-4 mm. wide, 
teeth short, triangular, sharply subulate, ciliate, equal; corolla 
bilabiate, 1.3-1.5 em. long, pale pink to rose-purple, tube slightly 
exserted, throat narrowly funnelform, deep pink on the outside 
with two yellow spots below the lower lip, lobes unequal, usually 
emarginate, spreading, paler pink, often more or less tinged with 
yellow; stamens included, filaments glabrous, anthers subglobose, 
villous; style glabrous, included, stigma-lips equal; eapsule short- 
stipitate, oblong, obtuse, placentae separating at the apex. 
Distribution: in the foothills of the Sierra Nevada Mts., from 
Fresno Co. to Tulare Co., California. 
Specimens examined: 
California: King’s River Mountains, 4000 ft. alt., April, 1877, Eisen 
(G, type collection); Toll House, Fresno Co., 2050 ft. alt., 13 
June, 1904, Hall & Chandler 21 (U. S., M, and Stanford) ; road- 
Side between Dunlap and Pinehurst, Fresno Co., 24 May, 1921, 
Otlley 1356 (Wellesley, Cornell, and M); Limekiln Creek, 
Tulare Co., 23 May, 1907, Jepson 2797 (Calif.); Eschom Creek 
Redwoods, Kaweah River Valley, 23 July, 1896, Dudley 1382 
(Stanford). 
33. M. Grayi Grant! Pl. 6, fig. 2. 
M. acutidens Hall, Yosemite Fl. 223. 1912, not Greene. 
Glabrous or nearly glabrous annuals, simple or branched from 
the base; stem 8-20 cm. high, slender, somewhat quadrangular, 
internodes long, usually several times the length of the leaves; 
" Mimulus Grayi Grant, sp. nov., annuus valde glabrus; caulibus tenuibus, 8-20 
cm. altis, internodiis elongatis, plus minusve quadrangularibus; foliis paucis, late 
"toos acutis, sessilibus, base latis, 3-5-nervibus; pediculis foliis brevioribus; calyce 
mm. longo, late ovato in fructu, 9-10 mm. longo, 5-6 mm. € vermes! ciliatis, 
mature fere truncatis; corolla — 1.2-1.5 em. longs, lobis 
ontheris » Subglobosis; stigmae laciniis inaequalibus gum. stipitata.— 
Collected at Mariposa, May, 1882, Congdon nea Herb., TYPE). 
