212 Mr. Woops on the British Species of Rosa. 
probably as many more, without meeting with any other instance: 
of such an anomaly ; nor has a similar one been observed in any 
other species. | | 
The artificial character which separates this from R. cæsia seems 
to be slight; yet it is I believe constant; and as there is no ap- 
proximation in habit, there will be no difficulty in distinguishing 
the plants. No synonym of any foreign author can be referred: 
with certainty.to this species. | 
17. Rosa czsia. 
R. receptaculis ellipticis, pinnis calycinis raris, aculeis uncina- 
tis subæqualibus; foliolis hirsutis eglandulosis duplicato- - 
serratis. i 
Rosa cæsia. Engl. Bot. xxxiii. t. 2367. 
Frutex densus, 5-pedalis. Rami suberecti, fasco-purpurei, glaucitie conspieuá induti; 
_ aculeati ; aculei uneinati, subæquales, plerumque binato-stipulares, Petioli tomen- 
, tosi, glandulosi, plerumque inermes. Stipulce lineares, glanduloso-serratæ, tomen- 
_ tose ; eæ floribus etiam solitariis propiores latiores, et demum foliis deficientibus in 
bracteas ellipticas acuminatas immutate. Foliola 5 vel 7 > par superius et foliolunr 
| impar ceteris majora, elliptica, venulis subtus prominentibus hirsutis ;. pagina inferiore 
hirsuta et interdum quoque superiore, serraturis glandüloso-serratis. Pedunculi sub» 
solitarii, glabri, bracteis breviores. Receptaculum eilipticum, primo glaucitie indu- 
tum, dein fuscum, glabrum. Calycis foliola eglandulosa, lanceolata, acuminata, 
pinnata; pinnz rare, lineares, nunc glanduloso-dentate nune integerrimæ, Flores 
rubescentes, Sty/i inclusi; stigmata hemispherica. Fructus ellipticus : maturi faciem. 
nescio. - 
At Taynuiltin Mid Lorn, Argyleshire; and in Strath Tay, between 
.. Dunkeld and Aberfeldie, Mr. Borrer. Side of Loch Tay, Mr. 
G. Anderson. : A 
I have endeavoured in the description of R. Borreri to show 
the differences between that species and the present. R. collina 
is still nearer in character; and I fear that in the prese 
- eee à nt state of 
our knowledge I can only point out the few and smal 
l pinne of 
the 
