ROSA CHABOISSI 43 
Rosa CHABOISS#I 
Grenier, Fl. Chaine Jurassique, p. 241 (1864). 
‘‘ Petioles pubescent, glandular, and prickly. Leaflets more or 
less pubescent below, biserrate, the secondary teeth glandular. 
id. F white or rose es glabrous, close together or 
ited in a column. ruit ovoid.—Belongs to systyla by its 
styles, but to biserrata or dumalis by its leaves.’ 
edi and 
other s in herb. Déséglise has Grenier’s own note 
upon it, that it is zdentical with his species. In this the leaflets 
French botanists appear to have disagreed considerably about 
this species, but in all cases they r it as a Canina, not as a 
though Déségli - D 
glise’s key characters of R. Chaboissai Gren. are: “Styles entirely 
; leaflets oval, with acute teeth; calyx- 
tube ovoid; flowers rose”; its nearest allies being R. Carioti 
Chab., with roundish oval leaflets and white flowers, and R. ob- 
longa Déségl. & Rip., with pee i calyx-tube, rose flowers, 
Lo : “ 
is very similar to Grenier’s own specimen refer “to 
above, except that it has rather small oblong obovoid fruit, and 
