Originally and chiefly Australian. Any of certain Australian trees resembling an English oak esp. in the appearance of their wood; spec. (more fully…

Any of various evergreen trees and shrubs of the family Casuarinaceae, of Australasia and tropical Asia, which have photosynthetic twigs and…

any of several Australian trees of the genus Casuarina, or (more widely) the family Casuarinaceae, found on riverbanks or in moist ground, esp. C…

(a) the laurel oak, Quercus imbricaria; (b) the she-oak.

In the names of plants native to New Zealand. see oak, n. 5c.

In Australia. Name for various species of Casuarina: cf. she-oak, n.

any of several Australasian trees of the family Casuarinaceae; cf. she-oak, n.

any of several Australian trees of the genus Casuarina, esp. C. cunninghamiana (see river oak n.).

(see quot.).

a name given to several species of Casuarina, esp. C. luehmanni (cf. oak, n. 5b).

(see oak, n. 5b).