Hura crepitans, an evergreen tree of the spurge family Euphorbiaceae, native to tropical regions of North and South America.

(obsolete) The pomegranate tree, Punica granatum.

Alternative form of rain tree

Disposal of the dead by placing the corpse among the branches of a tree or in a hollow trunk.

A tree of the species Salacia arenicola (family Celastraceae), the seeds of which chimpanzees find worth sucking on for hours before spitting them out.

(computing theory) Synonym of trie (“data structure”)

(science fiction) A hypothetical genetically engineered plant that could grow in a comet.

(syntax) An ordered, rooted tree (data structure) that represents the syntactic structure of a string according to some context-free grammar.

The doum palm.

plural of tree fern