116 BOTANY. 
Rosa Cauirornica, Ch. & Schl—The Survey has specimens from 
Nevada and Utah, which, according to Mr. Watson, are the same as those 
considered by him in King’s Report as R. blanda. 
AMELANCHIER ALNIFOLIA, Nutt.—Colorado (386); Nevada. 
SAXIFRAGEZ. 
Saxirraca Hircuxuvs, L.—Stem 2-8’ high, strict, and with lanceolate, 
entire leaves (at base 3-6” long), regularly diminishing in size to the sum- 
mit of the stem; pedicels and summit of the stem more or less densely 
clothed with a rusty tomentum (nearly glabrous sometimes) ; flowers 1-4, 
yellow, 5-8” in diameter ; sepals obtuse, reflexed, and one-fourth as long as 
the petals —T win Lakes, Colorado (799). 
SAXIFRAGA CURYSANTHA, Gray (Proc. Am. Acad. xii, p. 83). (8. ser- 
pyllifolia, Gray, in Report of Wheeler’s Survey, 1874.) Perennial, stolons 
creeping, leafy, filiform; leaves at base of scape spatulate, obtuse, 2-4” 
long, entire, thickish; shining, midrib indistinct; scape, 1—-2-flowered, 1-3’ 
high, slender, with 2-6 bract-like leaves ; flowers bright yellow, 6-8” in 
diameter; petals sessile or with a very short claw, truncate at base, rounded 
at apex, 2-3 times longer than the reflexed sepals; slightly 2-lobed capsule 
broad-ovate-—Silver Heels Mountain, Colorado, at 12,000 feet altitude 
(799 bis). 
SAXIFRAGA FLAGELLARIS, Willd.—South Park, Colorado, at 12,500 feet 
altitude (797). 
SAXIFRAGA BRONCHTALIS, L.—Stems ascending, 1-6’ high, from among 
the old leaves of the previous year ; radical leaves lanceolate, acute, densely 
crowded, and ciliated with projecting, cartilaginous hairs, mucronate, 3-7” 
long. Stem-leaves linear, less ciliated, and somewhat appressed to the 
stem ; flowers corymbose, with a bract at each branch of the corymb ; petals 
white, spotted with purple, exceeding the sepals—Twin Lakes, Colo- 
rado (802). 
SAXIFRAGA ADSCENDENS, In. (S. controversa, Sternb.)—Low, 1-2' high ; 
root-leaves clustered, somewhat cuneate at base and 3-parted at the apex; 
short stems with a few bract-like leaves, few-flowered ; calyx-lobes obtuse, 
not longer than the tube; petals yellowish white, a little longer than the 
