Pachystegia is a genus of shrubs in the family Asteraceae, known as Marlborough rock daisies, with distinctive leathery leaves and daisy-like flowers.

minor;[3] eventually he decided the species was sufficiently different from tree daisies to warrant its own genus, Pachystegia, meaning “thickly covered”, referring to the dense hairs on the undersides of its leaves.

Their white daisy flowers have distinctive large buds covered with overlapping scales.

[5] Hybridisation between described and undescribed species is common; some hybrid cultivars of P. insignis and P. minor are popular around the world as garden plants.

[7] Pachystegia species are often found on the coast, but they occur as far inland as Molesworth Station and the Upper Awatere River valley.