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 the plant is woods in hilly districts. The habit is the rosette habit. The radical leaves are 5-7-divided, palmate, the lobes egg-shaped, lance-shaped, toothed, the teeth bristle-pointed. The leaf-stalk is long. The flowers are pinkish-white. The involucre equals the umbel, and is silvery or straw-coloured, the bracts egg-shaped, lance-shaped, netted, white below, dark-green, tinged with pink, toothed. The flower-stalks are threadlike. The calyx teeth are longer than the petals and egg-shaped, lance-shaped, narrowed to an acute point. The fruit is egg-shaped, the carpels flattened, ribbed, furrowed. The styles are spreading. The plant is 1-2 ft. in height, and flowers in June and July, being a herbaceous perennial.
The habitat of this plant is thickets, oak coppices. The habit is the rosette habit. The stem is smooth, erect, round, furrowed, with panicled branches, the radical leaves on long stalks, flat, 2-3 ternate, the segments wedge-shaped, deeply divided into narrow lobes, long-stalked. The stem-leaves are in threes, lance-shaped, entire. The flowers are white. The umbels are on long stalks with rays of 10-20, nearly erect, furrowed, terminal, and axillary. The fruit is bladdery, in pairs. The carpels are not so broad as long, furrowed, the seeds loose. The plant is 1-3 ft. high. It flowers in July and August, and is a herbaceous perennial.
The habitat of this plant is moist copses and marshes. The plant has the pyramidal habit like Daunts Carota. The stem is angular, furrowed, with winged ridges, nearly smooth. The leaves are thrice pinnate. The leaflets are egg-shaped, the lower deeply divided to the base, the segments lance-shaped, linear, with a blunt point, toothed, or entire, with thickened margins. The leafstalk is long and slender. The flowers are white in flat-topped umbels, of 10-20 rough rays, the few bracts awl-like, the partial bracts or bracteoles numerous. The styles are slender and bent back. The fruit has the lateral ridges winged and spreading. The plant is 1-3 ft. in height. It is in flower in July and August, and is a herbaceous perennial.