Regions: North-East India

The biggest citrus, tolerant of humidity and common in eastern gardens.

Double-lobed aromatic leaves used across the north-east and the far south.

Flushes pink-red new leaves in spring; a broad, fast shade tree.

The dominant tree of eastern and central forest; only for reforestation planting.

Host tree of the lac insect, with brilliant red leaf flush in spring.

The fastest usable material on earth; one clump supplies poles for years.

Fruit in March, silkworm leaves all summer, and shade in between.

Slim palm of the wet south-west and north-east, grown in dense stands.

Sour fruit straight off the trunk, in constant supply on the wet coasts.

Ribbed yellow fruit several times a year on a compact tree.