English: Headland Zieria.
Genus: 40 to 60 species.
Region: Australia, New Caledonia.
Habitat: coastal heaths; well-draining soil; tolerates full sun, thrives in sheltered position, filtered light under trees; frost-hardy; tolerates coastal salt spray, but performs best in a and will not survive being walked across.
Ecology: endangered, threatened by invasion of weedy grasses and bitou bush, walkers and vehicles, fires.
Use: ornamental, rock garden.
BotanyShrubs, spreading perennial ground cover, forms mats and mounds; physically delicate.
Leaves: opposite; dark green; smooth, glossy; large; compound with three leaflets similar in shape but the middle leaflet slightly larger; aromatic oil glands, highly fragrant.
Inflorescence: in groups in the leaf axils.
Flowers: light-pink; bisexual; sepals 4, fused sepals; petals 4, alternating with the sepals; stamens 4; carpels 4, styles fused; flowering from August to October; resemble white stars against the dark green leaves.
Pollination: self-fertile, self-pollinating.
Fruit: inconspicuous; red-green; with four lobes, each containing one or two seeds; dotted with oil glands.
TaxonomySimilar to Boronia, but with 4 stamens.