tree branch; tree celandine; tree clubmoss; tree cotton; tree creeper; tree cricket; tree diagram; tree farm; tree farmer; tree farming; tree fern; tree frog; tree fuchsia; tree heath; tree house; tree hugger; tree kangaroo; tree line; tree lizard; tree lupine; tree mallow; tree martin; tree of heaven; tree of knowledge; tree of the gods; tree onion; tree poppy; tree shrew; tree sloth; tree sparrow; tree squirrel; tree stump; tree surgeon; tree surgery; tree swallow; tree swift; tree toad; tree tobacco; tree tomato; tree trunk; tree wallaby; tree-frog; tree-living; tree-shaped; tree-worship;