Colobanthus
Colobanthus is a large genus of small, cushion-like herbaceous plants in the family Caryophyllaceae, sometimes known as "pearlworts", a name they share with plants of the related genus Sagina. C. quitensis is the world's southernmost dicot, and one of only two native extant flowering plants of Antarctica.
Colobanthus acicularis Hook. f.Colobanthus affinis Hook. f.Colobanthus apetalus Druce synonym = Spergula apetala Colobanthus bolivianus PaxColobanthus brevisepalus KirkColobanthus buchananii KirkColobanthus caespitosus ColensoColobanthus canaliculatus KirkColobanthus curtisiae J.G. WestColobanthus diffusus Hook. f.Colobanthus hookeri Cheeseman Colobanthus kerguelensis Hook. f.Colobanthus lycopodoides Griseb.Colobanthus masonae L.B. MooreColobanthus monticola PetrieColobanthus muelleri Kirk = C. billardieri var. brachypodaColobanthus muscoides Hook. f.Colobanthus nivicola M. GrayColobanthus pulvinatus F. Muell.Colobanthus quitensis Bartl., = C. alatus, C. aretioides, C. billardieri, C. cherlerioides, C. crassifolius, C. crassifolius var. aretioides, C. maclovianus, C. meingeni, C. quitensis var. alatus, C. saginoides, Sagina crassifolia, S. quitensis, Spergula affinis?Colobanthus repens ColensoColobanthus squarrosus CheesemanColobanthus strictus CheesemanColobanthus subulatus Hook. f.Colobanthus wallii Petrie