The leaf-scars are somewhat three-lobed on the young parts, with three dots, indicating the fibro-vascular bundles, which ran up into the leaf.

When favourably situated, it often reaches 6 feet in height, with three-lobed, neatly-toothed leaves, and with large, showy blossoms that are borne towards the end of summer.

This is a very handsome early-flowering shrub, that is at once recognised by the generally three-lobed leaves.

P. floribunda Toringo (Toringo Crab) is a Japanese tree of small growth, with sharply cut, usually three-lobed, pubescent leaves, and small flowers.

A tall-growing species with whitish, spiny stems, and simple three-lobed leaves that are tomentose on the under sides.

This is a distinct species with horizontally arranged branches, small, roundish, three-lobed leaves, and white flowers arranged in umbel-like corymbs.

It grows to fully 4 feet in height, and is well supplied with neatly three-lobed leaves, these in the autumn turning to a deep crimson.