ROSA INVOLUTA VAR. NICHOLSONITI 49 
near Rubiginose in its characters, from which it differs by its 
prickles, its much earlier white flowers, its smooth peduncles, &c. 
his species occupies a very extended space, and if it were a 
hybrid, as Mr. Schultz considers, one would be et Hod to find 
it more abundant than its pare 
Déséglise has five sheets in is herbarium, of which four come 
from the same station near Bourges, in Central France. Two of 
these have been marked “ vidit Boreau.”” The main prickles in 
some are hooked and stout, but less so and only curved or declining 
in others. e minor armature in very abundant area in those 
specimens with large hooked prickles, well marked off therefrom, 
but in others the prickles are mixed and of all sizes, while one has 
os its vacate weak = slender. Leaflets 7, small and broadly 
ed a 
deltoid. Peduncles solitary, rarely two, short, quite smooth 
Fruit smooth, rather large, broadly ovoid, tendency to urceolate, 
quite 
but in one specimen ovoid, it is always quite globose when 
young. Sepals spreading or reflexed at first, ultimate erect and 
somewhat connivent, d deal pinnate not glandular on back, 
8 Pp 
sib om ciliate, persisting till at least September. Styles 
cannot be se 
here is no saseks about this being a pimpinellifolia x rubigt- 
nosa hybrid, i typical form of which has not been found in 
Britain, but forms very near it have been gathered at grea! 
Perth. 
completely mixed, like that of R. pimpinellifolia. The flowers of 
the Boxley plant are rose, not white as in the type. I do not 
ow the colour of the Caputh specimens. 
Though these may be sufficient grounds a giving a varietal 
name to our British form, I hesitate to do Great va: rh 
must be expected in hybrids, and the naming ret everal ‘differen 
forms has already given rise to great confusion in the impinelli- 
folia x tomentosa group. 
Rosa INvotuTaA var. NICHOLSONII 
itepin in Bull. de la Soc. Roy. de Bot. de Belg. xxi. p. 119 eee: 
“T eae seen no specimen of the, poe can only supplement 
Journan or Borany, Aprit, 1910. “agile é 
