In some instances the protective glass was cemented directly to the emulsion, generally with a balsam resin.
Lauraceae and Burseraceae are particularly favoured, and the young are fed regurgitated Lauraceae by the female.
Like all of the keys in the Torch Keys, this key was probably named for the native torchwood tree, Amyris elemifera L. The north end of the key is the site of a former settlement which was abandoned in 1938 when the highway was relocated.
The remaining component of the thickets is dominated by members of the Burseraceae, Euphorbiaceae, Anacardiaceae and Fabaceae families of plants, all which have representatives elsewhere.
Canarium acutifolium is a forest tree species, of the plant family Burseraceae, growing naturally in New Guinea, the Moluccas, Sulawesi, New Britain, New Ireland, Bougainville and in lowland north-eastern Queensland, Australia.