tripinnate

Updated: May 5, 2025

This is a beautiful species, and an old inhabitant of English gardens. Leaves composed of usually three oval-shaped leaflets, and unusually bright of tint. The flowers are very large, and pure white. It should be planted in a warm sheltered corner against a wall. C. GRAVEOLENS. This is a dwarf shrub, with neatly tripinnate leaves, and solitary, strongly-scented yellow flowers of medium size.

Angus Duncan Webster - Hardy Ornamental Flowering Trees and Shrubs

But the young plants and even the young shoots when developing from the rootstocks under water comply with the above rule, producing very compound, finely and pectinately dissected leaves. From a systematic point of view these leaves indicate the origin of the water-parsnips from ordinary umbellifers, which generally have bi- and tripinnate leaves.

Hugo de Vries - Species and Varieties, Their Origin by Mutation