10 THE BRITISH ROSES 
Key to BritisH SpPeciss. 
1 eset ig hispid 2 
oth 
6 
Leaflets "hay, above, and rather densely so all over beneath. Flowers 
white stylosa Desv. 
* | Lealets glabrous above, hairy on nerves only, or iaiitoal = 
ath 
1 € rh gee a 1 (2% oe Be 1 sR y | 
ery sharp- 
ly serrate. Flowers white. Fruit dee. var. teaeada Christ. 
Leatiets not so. Flowers white 4 
oe ree © owers rose 5 
| 
ea ery long, arcuate-prostrate. Leaflets pale eens very 
oarsely deeply toothed, subglabrous on sede Dise very pro- 
minen 
Stiff, erect. Leaflets small, dark green, toting not coarse, midrib 
usually hairy. Dise flattish ; styles short ... ‘BR. leucochroa Desv 
Leaflets oval-elliptical, acuminate. Fruit ov oa ape R. systyla Baw: 
54 Leaflets elliptical- lanceolate. Fruit subglobose 
var. lanceolata Lindl. 
an quite glabrous both sides R. virginea Rip. 
ar. corymbosa Desv. 
Rosa sSTYLOSA 
Desyaux, Journ. de Bot. 1809, ii. p. 317 (1809). 
“ Calyx-tube ovate-elongate. Peduncles glabrous, subgeminate, 
rarely umbellate. Leaflets oval, acute, tomentose. Styles con- 
nate, elongate. Flowers white. 
ourn. de Bot. 1813, ii. p. 113, he says: :— Styles united into 
a glabrous column. calycine segments pinnatifid. Leaflets 
with entire teeth, yilidlig. beneath. Fruit glabrous oblong. Pe- 
duncles glandul 
Pan B tte foe Desv. (£2. leweantha Loisel) differs by its glabrous 
pedun 
This, _ the oldest name in the group, must stand for its 
typical species, but it is ce: certainly very rare in Britain, and even 
on the Continent appears to be much rarer than R. systyla Bast. 
There is a small and weak piece in herb. Déséglise, and another 
points. Their prickles are quite small but stout and hooked with 
bases. é leaflets of Déséglise’s Specimen are elliptical 
acuminat y narrowed at both ends, those the Kew 
beneath, ips the densely pubescent, n 
dular but prickly, the prickles = the Kew specimen especially 
ing numerous and very unequal; stipules broad road, hairy, not or 
scarcely mene Peduncles 1 to 4, long, not much glandular 
| hispid. narrow. Calyx-tube ellipsoid -ovoid ; sepals long, 
ae silica with foliaceous points. Styles ae rather long in 
Déséglise’s but not so in the a n, stigmas in a long 
cylindrical mass, dise very coni | 
