ROSA INVOLUTA VAR. ROBERTSONI 35 
petioles: sfese solitary peduncles are — unimportant—in fact, 
racilis sometimes has sree pedun 
ef ‘Bakers No. 3, quoted by him an exsiccata, is from 
Sowerby, Yorks. It bears a name of R involuta Winch on the 
label inch, like many other botanists, used this name in a very 
aggregate sense. It has its main prickles few, aciculate, some 
which are not principally on the ribs, as Mr. Baker says. The 
midribs only are slightly glandular, the serra ation usually slightly 
mall and even reduced to subsessile glands. Petioles subglabrous 
points. This sein t, though making some edna to R. gr ie 
differs but little rise f. Sabin, unless perhaps in its less 
hairy leaflets and less compound though still quite biserrate 
t 
A plant which grows in some quantity near Ham Common, 
Surrey, has i accepted by Mr. Baker and others as var. Robert- 
orbicular, never even subacute at apex, and often subcordate 
glandular, with very small aii s. “Supls pubescent on hack, 
strongly gland-ciliate, with lanceo 8 vacant auricles. Pe- 
duncles 1 to 3, usually 2, rather ee canned glandular hispid. 
Fruit ahd rarely maturing, small, globose, usually g 
hispid at base, occasionally thinly so all over. Sepals irregularly 
d 2 
