This section is from the book "British Wild Flowers - In Their Natural Haunts Vol5-6", by A. R. Horwood. Also available from Amazon: A British Wild Flowers In Their Natural Haunts.
The habitat of this species is hedges, thickets, chiefly in hilly northern districts. The plant forms a compact bush. The rootstock is erect, arched. The leaflets are hairless or hairy, often bluish-green, egg-shaped, simply or doubly coarsely toothed, simple. The prickles are slender, equal hooked. The leaf-stalk is hairless. The flowers are rose-pink. The sepals are ascending after flowering or erect. The flower-stalk is naked, short, nearly hidden by the large bracts. The bracts, stipules, and branches turn red. The styles are woolly, free. The fruit is egg-shaped, pitcher-like, with a narrow mouth, or roundish, ripening in September. The disk is narrow. The plant is 3-8 ft. high, flowering in June and July, and is a deciduous shrub.
Rosa casia, Sm.=coriifolia, Dr. - The habitat of this plant is hedges, thickets, etc, chiefly in hilly or northern districts. The leaflets are hairy both sides, softly hairy below, or doubly toothed, grey-green. The flower-stalk is glandular. The stipules and bracts are downy on the back. The fruit is nearly round. The plant is 3-8 ft. high, flowering in June and July, and is a deciduous shrub.
The habitat of this species is hedges, chiefly in the south of England. The plant is a tall bush, rarely low, with an erect to arching stem. The root-shoots are erect, arched. The leaflets are usually simply toothed, hairy ' below, oblong, acute, rounded below. The leafstalks are glandular and bristly, like the flower-j stalks. The prickles are equal hooked. The flowers are 3-6, pale-pink or white. The sepals are bent back, falling, pinnate, with a tapered point. The styles are hairless, and protrude and fall short of the stamens. The disk is very prominent. The fruit is egg-shaped. The plant is 4-12 ft. high, flowering in June and July, and is a deciduous shrub.
The habitat of this species is hedges, thickets, and woods. The habit is trailing. The plant is a large bush, with long, arching branches or root-shoots, purple, bluish-green. The prickles are sometimes very large, unequal, those on the ramuli awl-like, stout, strongly hooked. The I leaflets are glandless, hairless, or slightly downy,: bluish-green below, simply toothed, nearly flat. The flowers are 4-6, white, with a yellow throat. i The sepals are naked on the back, short, broad, bent back, falling, simply pinnate, with a short point. The calyx is purple. The flower-stalk is glandular. The style is in a round head, united into an exserted column, hairless, as long as the stamens. The fruit is nearly round, small, with a convex, thickened disk, ripening late. The plant is 2-6 ft. high, flowering from June to August, and is a deciduous shrub.
This rose is a bushy shrub. The prickles are unequal. The stipules are narrow. The leaflets are 5-7, leathery, rigid, elliptic. The flowerbud is egg-shaped to ! round. The flowers are red, crimson, or white, single or double under cultivation. The sepals are spreading during flowering. The fruit is red, nearly round, very leathery. The calyx and flower-stalk are more or less hairy with glandular hairs, and sticky. The plant is 2-3 ft. in height. It flowers in June and July, and is a deciduous shrub. The fruit ripens in August.