568 SCROPHTTLARIACE^E. Mimulus. 



leaf : flowers very small : calyx short, ovate in fruit, the upper tooth prominently 

 largest : corolla yellow, barely 2 lines long. — Proc. Am. Acad. xi. 98. 



Mariposa Co., on the south fork of the Merced, at Clark's Ranch, Gray. A peculiar little 

 species. 



++ •*-+ Calyx not oblique or scarcely so, the teeth all equal : erect and small annuals. 

 = Leaves all distinctly petioled. 



1 6. M. Pulsiferae, Gray. Puberulent-glandular throughout and viscid, branched 

 from the base, barely a span high : leaves ovate-oblong or ovate-lanceolate, or the 

 radical roundish, sparingly denticulate or entire, 3-nerved at the acute or cuneate 

 base, about half an inch long (on petioles of 2 to 4 lines), about the length of the 

 peduncles : calyx with very short ovate-triangular teeth, the tube oblong in fruit 

 (3 or 4 lines long) : corolla yellow (5 lines long), barely twice the length of the 

 calyx. — Proc. Ajqi. Acad. 1. c. 



Sierra and Indian Valleys in the Sierra Nevada, Bolander, Mrs. Pulsifer Ames. 



= = Leaves all but the lowest sessile. 



17. M. inconspicuus, Gray. Glabrous throughout, 2 inches to a span high, 

 simple or branched from the base : leaves ovate or oblong-ovate, entire, more or less 

 3 — 5-nerved, all but the lowest closely sessile by a broad base (a quarter to half an 

 inch long), equalling or shorter than the peduncles : calyx with minute teeth, in 

 fruit oval and appearing truncate (4 or 5 lines long) : corolla about 5 lines long, 

 yellow or rose-color. — Pacif. E. Eep. iv. 120. 



Damp hillsides, from Los Angeles to the Sacramento River, Bigelow, Bridges, Rattan. An 

 ambiguous form with more evident calyx-teeth, Contra Costa Mountains, southwest of Monte 

 Diablo, Brewer. 



1 8. M. bicolor, Benth. Viscid-pubescent, from 2 inches to a span or more 

 high, simple or branched from the base : leaves linear-oblong or lanceolate with 

 tapering base, denticulate or toothed, very obscurely 3-nerved at base, seldom an 

 inch long ; the lower tapering into somewhat of a margined petiole ; the upper 

 shorter than the peduncles : teeth of the calyx conspicuous, triangular (about a line 

 long) ; the tube oblong, 4 lines long in fruit : corolla more than twice the length of 

 the calyx ; the limb comparatively ample, yellow, or the lower lip usually white. 



-PL Hartw. 328. M. Prattenii, Durancl in Jour. Acad. Philad. n. ser. ii. 98 

 (1855). 



Moist banks, not uncommon in the foot-hills of the Sierra Nevada, and through the central 

 part of the State. Calyx commonly dotted with purple. Corolla two thirds to three fourths of 

 an inch long. 



19. M. rubellus, Gray. Viscid- puberulent or even pubescent, varying to glabrous 

 with some viscidity, 1 to 6 inches high, branched from the base : leaves from spatu- 

 late-oblong to linear, narrowed at base, entire (rarely with one or two denticulations, 

 a quarter to two thirds of an inch long) ; the lowest often obovate or roundish, and 

 tapering into somewhat of a petiole ; the nerves obscure and the texture rather 

 fleshy : peduncles about the length of the flower : calyx oblong (mostly 3 lines long 

 in fruit) ; the teetli short and usually roundish : corolla either little or else double 

 the length of the calyx, yellow, red or crimson-purple. — Bot. Mex. Bound. 116; 

 Watson, Bot. King Exp. 225. M. montioides, Gray, Proc. Am. Acad. vii. 380, in 

 part. 



Var. latiflorus, "Watson, 1. c. A low and large-flowered form, blossoming almost 

 from the ground, nearly glabrous : corolla much surpassing the calyx, often half an 

 inch long, with narrow exserted tube rather abruptly expanded into an ample limb, 

 deep yellow with purple spots. — M. montioides, Gray, 1. c, mainly. 



Common through the Sierra Nevada and its foot-hills, and through the dry interior to the 

 Rocky Mountains and New Mexico. The variety near Carson, and in the high southern Sierras. 

 A polymorphous little species, the size of the flower varying wonderfully. There is also a form 



