(Vor. 11 
178 ANNALS OF THE MISSOURI BOTANICAL GARDEN 
Puberulent to nearly glabrous annuals, rarely pubescent; 
stem usually branched from the base, erect or ascending, .5-6 
dm. high, quadrangular, frequently winged, fistulous when grow- 
ing under very favorable conditions; leaves 3—5-nerved, round- 
ovate or oblong, .5-11 em. long, nearly as broad, irregularly and 
coarsely dentate or lobed, often with additional small lobes at the 
base of the blade, more or less tinged with red on the lower 
surface, lower leaves with long, broad, clasping petioles, the upper 
leaves sessile; inflorescence racemose, pedicels nearly glabrous, 
2-3 times as long as the mature calyx, erect, becoming strongly 
recurved in fruit; calyx appressed-puberulent, with short white 
hairs at the sinuses, frequently tinged with red, much inflated 
when mature, .6-1.8 cm. long, 3-11 mm. wide, teeth acute, the 
upper about 3 times as long as the others, the latter folding over 
and appearing as though truncate with a long index-finger point- 
ing outward; corolla varying greatly in size from .7 to 2.3 cm. 
long, the lower lip densely bearded, spreading and much longer 
than the upper lip, usually with a reddish-brown blotch below 
the middle lobe and numerous smaller dots down the throat; 
style puberulent, stigma-lips unequal; capsule short-stipitate, 
oblong; seeds reticulate. 
Distribution: in moist places from the Rocky Mountain states 
and British Columbia, south to northern Mexico; especially 
abundant in the foothills of California. 
Specimens examined: 
Idaho: brook edges, Big Willow, Canyon Co., 3000 ft. alt., 1 
June, 1910, Macbride 170 (M and R. Mt.); near Lewiston, 
Nez Perces Co., 1500-2000 ft. alt., 29 May, 1896, Heller & 
Heller 3143 (Cornell and M); wet bank, Salmon, 23 June, 
1920, Payson & Payson 1754 (M). 
New Mexico: Van Patten's, Organ Mts., Dona Ana Co., 14 Мву, 
1899, Wooton 28, in part (U. S. and Greene). 
Arizona: Fort Lowell, 2400 ft. alt., 25 April, 1903, T'hornber 579 
(M); banks of the Rillita, 9 April, 1881, Pringle (М). 
Nevada: Verdi, May, 1890, Sonne (M). 
British Columbia: Cadboro Bay, Vietoria, 1 May, 1908, Macoun 
87662 (Cornell); rocky cliffs, Victoria, 4 April, 1914, Henry 
(R. Mt.). 
