celery pine: Australasian evergreen conifer having a graceful head of foliage resembling celery that is composed of phyllodes borne in the axils of scalelike leaves
conifer: any gymnospermous tree or shrub bearing cones
platypus: small densely furred aquatic monotreme of Australia and Tasmania having a broad bill and tail and webbed feet; only species in the family Ornithorhynchidae