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 plant is copses. The habit is of the bush or shrub type. The plant is spreading, the stem and branches prickly, with 1-3 thorns at the base of the branches. The leaves are plaited in the bud. They are rounded, 3-5-lobed, the margin cut, scalloped, smooth or hairy, grouped on short, lateral branches. The flowers are green, drooping, the flower-stalk short, downy, 3-flowered, having 2 bracts below. The calyx is bell-shaped, with turned-back, purplish sepals, which are inversely egg-shaped, and round petals, erect, and small. The fruit in the wild form is smooth, stiffly hairy in the cultivated one. The plant is 2-4 ft. in height, and flowers in April and May, being a deciduous shrub.
The habitat of the plant is woods in the N.E. The branches do not bear spines. The leaves are smooth or with a few hairs, with 3 acute, deeply-toothed lobes, shining below, egg-shaped, the leaf-stalk slender. The plant is dioecious. The flowers are in erect, glandular, hairy racemes, the larger male flowers in a dense raceme, 20-30 flowers, the female short, 8-10, the flowers yellow, the female greener. The bracts are linear, and longer than the flower-stalks, lance-shaped. The petals are shorter than the sepals, the calyx smooth, and the limb flat. The berry is round, scarlet, insipid. The styles are short and cleft. The plant is 2-4 ft. in height, flowering in April and May, and is a deciduous shrub.
The habitat of this plant is woods, thickets, brushwood, stream sides, etc. The habit is the bush or shrub habit. The leaves are 3-5-angled, blunt, smooth, the leaf-base heart-shaped, the lobes triangular, scalloped, the leaf-stalk downy or bristly. The flowers are in smooth, glandular racemes, drooping in fruit, with egg-shaped bracts less than the flower-stalks. The calyx is smooth, with a flat limb. The greenish-yellow flowers are numerous. The petals are small. The fruit is red and acid. The plant is 3-5 ft. in height, flowering in April and May, and is a deciduous shrub.
The habitat of this plant is woods, thickets, damp swampy places. The habit is the shrub habit. The stem is not spinous. The leaves are odorous, glandular, dotted below, angled, 5-7-lobed, the lobes acute, triangular, toothed. The leaf-stalk is slender, downy. The flowers are yellowish-green, in drooping racemes, loose, woolly, without glands, a separate flower-stalk for each, the bracts awl-like, not so long. The calyx is downy, bell-shaped, glandular. The petals are small. The berry is large, round, black. The plant is 3-5 ft. in height, flowering in April and May, and is a deciduous shrub.