3. argute De Don, Xootstock rather slender, scaly; leaves orbicular® 
reniform, 3-6 cm, in diameter, the sinus broad, glabrous, coarsely crenate- 
ee eel 
| 
toothed, the teeth broadly ovate, cuspidate, 5-4 mm, tall, equal, not doubly 
wal’ 
toothed, on vetioles 5-4 times as long; flowering stems 30-50 om, tall, 
slender, glendular above, sccondary branches slender, bracts 3-6 ma, long, 
subule:e to linear, anicles 15-20 cm, long, diffuse; calyx-lobes 1.5 ma, | 
long, quickly reficxed, ovate, increasing somewhat in fruit and then oblong; 
petals white with tuo vellov dots near the base, orbicular, shortly clawed, 
2-3 ma, long, cuite variable on the sane viant; stamens 3 mn, long, anthers 
orange-red, filanents clavate; overy superior, the lobes 1/2-2/3 their lengths | 
+ 
cansule 7-9 mie long, oblong, splisting in the upper third, tue lobes soresaing 
seeds about .o ma. long. (S. punctate of Am, suth.; Micranthes argute Small). 
Fre-vent in rock crevices in moist places, 5000-7000 feet, throughout our | 
. ; 
region. 
j 
} 
ee cenkcnares eacil ; 
7 
3, lvallii sngler. Leaves erect or ascending, 1.5-6.5 em. longs, the blades 7 
i 
€labellete to suborbicular or reniform-flabellete, cuneste at base, coarsely 
aes : : 4 
ferretoothed above, flabrous or nearly so, narrowed to a vetiole nearly as 
; 4 
ed ; ; Lae) aaa - $3 
lons 2s the blade; sceves branehed above, tne inflorescence thus open, as ‘n Jy 
arruta, the flower stalks commonly nurples; sepels ovate, 1,0-5 mm. long, 
g pUry : 
elabrous, reflexeds; petols white, with 2 submedien blotches, shorteclaved ; 
follicles commonly 3-5 together. == Floral characters suggest fairly recent 
vbrid origin, eSve in aberrant carvels (Hacigalupi)e ‘To be exp. cted in 
northern Idahoe 
Ae Seas ee Se iS 
i 4 ren te eS ie 5 oi 
— 
= 
