116 
26. BOSACE-S. 
rounded below, often with a twisted point, green or ^ey. E. B. 
992. — /3. R. sarmentacea (Woods) ; leaflets naked keeled serra- 
tures compound. E. B. S. 2595. — y. R. surcidosa (Woods) ; 
leaflets naked flat serratures simple. Leaflets roundish or 
elliptic with irregular sen-atures.— S. R. dumetomm (Woods) ; 
leaflets hairy on both sides flat. Temiinal leaflets often nearly 
cordate. E. B. S. 2610. — e. R. Forsteri (Sm.) ; leaflets more or 
less hairy not flat. Leaflets concave or keeled, hairy on both 
sides or only beneath. E. B. S. 2611. — See Bon-er's detailed ac- 
count of this species in Hook. Br. Fl. ed. 3. — Hedges and thickets. 
Sh. VI. VII. Dog Rose. Briar. E. S. I. 
14. R. bractes'cens (Woods); "calyx-tube globose, prickles 
hooked, leaflets simply serrate downy beneath, bracteas over- 
topping the fruit." Woods. — "Styles wooUy. Fr. globose." — 
Ulverston, Lancash. ; Ambleside, Westm. Mr. Woods. Sh. E. 
15. R. ccB'sia (Sm.) ; prickles uniform hooked, leaflets doubly 
sen-ate downy, sep. distantly and sparinghj pinnate, fr. oval 
smooth. — E. B. 2367. — Difiicult to distinguish on paper fi-om 
R. canina, but more resembling jR. tomentosa in appearance. — 
In the North. Sh. VI. E. S. I. 
tt Styles united in a column, usually projecting. 
16. R. systy 'la (Woods) ; prickles uniform hooked, leaflets 
simply serrate, sep. sparingly pinnate deciduous, centred germetis 
stalked, styles hairless surrounded by a convex disk, stigtnas forming 
a conical head, shoots twariy erect. — E. B. 1895. — Towards the 
upper ends of the Its. the teeth usually converge. Germens in 
centre of calyx on stalks as long as themselves. Column of 
styles variable in length. L. nearly glabrous or hairy. The 
strongly arched shoots often rise to the height of 10 — 12 feet. — 
Hedges and thickets. Sh. VI. VII. E. S.?L 
17. R. arvcn'sis (Huds.) ; prickles hooked those on the 
shoots feeble. Its. simply serrate deciduous without glands, sep. 
sparingly pinnate deciduous, germens all sessile, styles hairless 
surrounded by a nearly flat disk, stigm. forming a round head, 
shoois trailing. — E. B. 188. — Fl. white, scentless. — Hedges and 
thickets. Sh. VI. VII. E. S. I. 
Suborder III. Pomea. 
15. Crat.s;'gu8 Linn. Hawthorn. 
1. C. O.vyacan 'tha (Ij. ) ; spinose, 1. obovate 3 — 4-lobed cut and 
serrate cuneate at the base, fl. corynnbose, cal. not glandular, 
styles \—^.—E. B. (var. /3. ?) 2504.— a. C. Oryacantha (L., 
Jacq.) ; 1. lobed, ped. and cal. usually glabrous, cal. -lobes trinn- 
