ve THE BRITISH ROSES 
3 persistent until the decomposition of the receptacle ............++ 
Sepals all entire, rising immediately after flowering, and usually 
‘Outer sepals furnished with conspicuous lateral appendages ........- 6 
4 eaflets; receptacle in fruit usually of a blackish red when quite 
or 
seti 
prickles regularly geminate under the leaves ...... innamomeek 
Flowering-branches prickly, the prickles not regularly geminate ... 6 
Middle leaves of the flowering-branches 5-foliolate ; flowers large, 
usually solitary and ebracteate; stem with hooked prickles usually 
intermixed with glandular acicles Galli 
Middle leaves 1-foliolate; inflorescence usually many-flowered, 
bracteate Cant 
{a Bikes soul unarmed or densely gerous, or with the 
Ci 
cluding the non-British ones, the most marked is the Pimpinelli- 
folie, but as hybrids with at least three out of the four sub- 
sections of Canin@ are not infrequent, a clear distinction becomes 
obscured. The connection between the other sections will be 
dealt with under each. 
SECTION I. SYNSTYLA. 
none, and the connation is usually much less perfect the 
nstyle the sepals are sually quite entire or very slightly 
pinnate, and peduncles very long and almost s more or less 
I st alwa 
covered with small subsessile or shortly stipitate panda: There 
are, however, varieties which run very close to the Stylose, 
rendering a clearly defined distinction impossible, so that Désé- 
glise combined them 
GROUP OF ROSA ARVENSIS. 
This, as has already been stated, is a tolerably natural and 
well-defined group, at least in its British forms, baton the Conti- 
nent a subgroup of such species as R, conspicua Bor., R. rusticana 
éségl., and R. dibracteata Bast. forms a connecting-link in habit 
and other characters with the Stylose, and they are often regarded 
as hybrids therewith. It is doubtful whether we have the true 
