110 
27. ROSACEyE. 
beiieiith acute at the base, sep. and jiinnce elongated naiTow, fruit 
(primordial) ovate rounded at the base. — E. B. S. 2(J53. — Pimiie 
of the ealy.x small, narrowly lanceolate, springing nearly at right- 
angles from the sej)als which have a linear-lanceolate limb. — 
Bridport, Warwickshire. Ileyford, Oxfordshire. Sh. VI. E. 
*** Shoots mostly without seta, leaves without glands. 
t Styles distinct, included, or nearly so. 
15. R. canina (L.); prickles uniform hooked, 1. naked or 
slightly hairy without glands the serratures simple or comj)ound, 
sep. pinnate deciduous, styles distinct. — a. canina ; leaHets naked 
keeled serratures simple. Leaflets narrowly elliptical, not rounded 
below, often with a twisted point, green or grey. R. canina 
Woods, E.B. 992. — j3. sarrnentacea (Borr.) ; leaflets naked 
keeled serratures compound. R. sarrnentacea Woods, E. B. S. 
2595. — y. surculosa (Borr.) ; leaflets naked flat serratures simple. 
Leaflets roundish or elliptical with irregular serratures. R. sur- 
culosa Woods. — 5. dumetorum (Borr.); leaflets hairy on both 
sides flat. Terminal leaflets often nearly cordate. R. dumetorum 
Woods, E. B. S. 2(iU). — e. Forsteri (Borr.); leaflets more or less 
hairy not flat. Leaflets concave or keeled, hairy on both sides 
or only beneath. R. Forsteri Sm., E.B. S. 2611. — See Borrer’s 
detailed account of this s])ecies in Hook. Br. FI. ed. 3. — Hedges 
and thickets. Sh. VI. VII. Dog Rose. 
16. R. bractescens (Woods); “calyx-tube globose, prickles 
hooked, leaflets simjfly serrated downy beneath, bracteas over- 
topping the fruit.” H oods. — Styles woolly. Fr. globose. — Ll- 
verston, Laucash. ; Ambleside, Westm. Mr. IVoods. Sh. E. 
17. R. ceesia (Sm.) ; prickles uniform uncinate, leaflets doubly 
serrate downy without glands, sep. distantly and sparingly pin- 
nate, fr. elli])tical smooth. — E. B. 2367. — Difficult to (hstinguish 
on ])ai)cr from R. canina Init more resembling R. tomentosa in 
appearance. — In the north. Sh. VI. 
ft Styles united in a column, mostly exserted. 
18. R. systyla (Bast.?); prickles uniform uncinate, leaflets 
simply serrate without glands, sej). sparingly pinnate deciduous, 
central germens stalked, styles hairless, stigmas forming a conical 
head, shoots nearly erect. — E. B. 1895. — Sen’atures tow’ards the 
upper end of the leaflets usually converging. Germens in the 
centre of the calyx on stalks as long as themselves. Column of 
styles variable in length. L. nearly glabrous or hairy on both 
sides. The strongly arched shoots often rise to the height of 
10 — 12 feet. — Hedges and thickets. Sh. VI. VII. E. I. 
19. R. arvensis (Huds.); prickles uncinate those on the ra- 
muli feeble, leaflets sim))ly serrate deciduous without glands. 
