(dysphemistic) A quantity of paper; a collection of paper such as a book or newspaper. / A tree that is still standing, but no longer alive. (compare: log, stump)

(botany) A North American tree, Liriodendron tulipifera, that has squarish leaves, cone-shaped fruit and an aromatic odour. / (botany) A West Indian malvaceous tree in genus Thespesia.

The tea plant (Camellia sinensis), from which black, green, oolong and white tea are all obtained. / The tree Melaleuca alternifolia, from which tea tree oil is obtained.

A division in altitude (or latitude) above which trees tend not to grow on mountains.

The edge of the habitat at which trees are capable of growing; the timberline.

(botany) Any tree that bears apples, principally Malus domestica but also certain wild species.

All the tissues of a tree external to the vascular cambium; includes epidermis, cortex and phloem.

The main structural member of a tree.

An Asiatic tree (Ailanthus altissima) having foliage similar to that of the sumacs and ill-scented staminate flowers, much used in traditional Chinese medicine, but considered invasive and often subject to control efforts.

A tropical American tree (Albizia saman) having bipinnate leaves, globose clusters of flowers with crimson stamens, and sweet-pulp pods eaten by cattle, also used as an ornamental.