1. any of several Australian evergreen perennials having short thick woody stems crowned by a tuft of grasslike foliage and yielding acaroid resins • Syn: grass tree • Hypernyms: arborescent plant • Member Holonyms: Xanthorroea, genus Xanthorroea 2. stout Australian shrub with narrow leaves crowded at ends of branches and terminal clusters of white or pink flowers • Syn: Richea dracophylla • Hypernyms: Australian heath • Member Holonyms: Richea, genus Richea