Open English Wordnet
Nouns
(n)Christmas bush, Christmas tree, Ceratopetalum gummiferumAustralian tree or shrub with red flowers; often used in Christmas decoration
(n)flame tree, fire tree, Christmas tree, Nuytsia floribundaa terrestrial evergreen shrub or small tree of western Australia having brilliant yellow-orange flowers; parasitic on roots of grasses
(n)European silver fir, Christmas tree, Abies albatall timber tree of central and southern Europe having a regular crown and grey bark
(n)amabilis fir, white fir, Pacific silver fir, red silver fir, Christmas tree, Abies amabilismedium to tall fir of western North America having a conic crown and branches in tiers; leaves smell of orange when crushed