ROSA. ROSACE. 169 
oblong-obovate by a more gradual attenuation of the base, 4-6 lines long. 
Ou rocky ridges and canyons, Idaho to the Eastern States and Canada. 
R. spithamea Watson Bot. Cal. ii, 444. Stems slender, 2-12 inches 
high, sparingly branched: stipules narrow, acuminate, glandular-ciliate : 
rachis of the leaves glandular and more or less prickly; leaflets 5-9, ellip- 
tical or oblong, smooth, rather coarsely and doubly serrate, 6-18 lines long: 
flowers 12-18 lines broad, in few-flowered corymbs, pedicels receptacle and 
calyx usually densely glandular-hispid; sepals lanceolate, with or without 
a foliaceous serrate appendage, 6-10 lines long; petals broadly obovate, 
8-12 lines long; fruit not seen. Common on wooded hillsides, southwest- 
ern Oregon and northern California. 
R. pisocarpa Gray Proc. Am. Acad. viii, 382. Stems slender, armed 
with straight, stout or slender, ascending or spreading spines, sometimes 
naked, not prickly: leaflets 5-9, oblong to oblong-ovate, shortly acuminate 
to obtuse, rounded or subcuneate at base, sessile or nearly so, smooth 
above, paler and pubescent beneath, simply toothed, 4-12 lines long: 
flowers small, corymbose or often solitary, on short branches; pedicels 
slender, smooth or rarely sparingly hispid: sepals more or less glandular- 
hispid, triangular acuminate, with entire lanceolate appendages; p tals 
obcordate, 6-5 lines long: fruit globose, 3-5 lines in diameter, contracted 
- above toa very short neck. Common in low places, Brit. Columbia to 
Oregon. 7 
R. Californica Cham. & Schlecht. Linnea ii, 35. Sterns often tall, 
with usually stout more or less recurved or sometimes straight spines, 
frequently scattered or wanting, often prickly: stipules mostly narrow, 
usually naked, sometimes glandular-ciliate; rachis of the leaves pubescent 
or prickly; leaflets 3-7, round or broadly elliptical to oblong-ovate, usually 
sessile, slightly pubescent or glabrous above, villous or tomentose be- 
neath, simply toothed, 6-18 lines long: flowers corymbose or sometimes 
solitary, on slender usually short and naked pedicels; sepals and recepta- 
cle glabrous or villous or rarely hispid; petals 5-6 lines long: fruit ovate- 
globose, with a usually prominent neck, about 6 lines long by 4 broad. 
Brit. Columbia to California. 
R. Fendleri Crepin Bull. Soc. Bot. Belg. xv, 452. Stems often tall, 
with mostly rather siender straight or recurved spines, often scattered or 
wanting: stipules mostly narrow, usually naked; rachis pubescent or 
rickly ; leaflets 5-9, oblong or oblong-obovate, more or less cuneate at 
eee often petiolulate, usually glaucous, very finely pubescent beneath or 
glabrous or somewhat resinous, serrate with usualy simple teeth, 6-18 
lines long: flowers small, often solitary: the short. pedicels receptacle 
and sepals glabrous; sepals lanceolate, with linear-lanceolate entire ap- 
pendages: fruit globose or broadly ovate, with little or no neck. From 
the Columbia river to New Mexico and Texas, and north to beyond the 
British boundary. . / 
* * Styles few, distinct, deciduous with the entire calyx from the 
very contracted top of the neck of the receptacle: sepals short and 
entire.’ . & 
R. gymnocarpa Nutt. T. & G. Fl. i, 461. Stems slender and. rather 
weak, 2-10 feet high, with straight slender infrastipular and scattered 
spines and more or less prickly: stipules usually narrow, glandular cili- 
ate: rachis prickly and more or less glandular; leaflets 5-9, usually 7, 
from round elliptical and obtuse to narrowly oblong and acute, glab ous, 
_rarely somewhat tomentose or resinous, doubly glandular-serrate, sessile 
or nearly so, usually small, 4-12 lines long: flowers in 1-few-flowered 
corymbs, on hispid or sometimes glabrous pedicels; sepals. usually 3-4 
lines long, lanceolate, the outer ones often glandular-ciliate all aristate 
and usually smooth; petals broadly obcordate, 6-8 lines long: fruit 
_smouth; oblong-obovate to globose, few-seeded.. Common in: forests and 
wooded districts, Brit. Columbia to California and Mentana. 
