Scleranthus

Scleranthus, the knawels, are a genus of herbaceous plants in the family Caryophyllaceae. It includes 12 species native to Europe, Siberia, western Asia, north Africa, Ethiopia, New Guinea, and Australia.

==Species== 12 species are accepted. Scleranthus annuus L. – German-knotweed, knawel or annual knawel, native to Africa, Europe, Asia and naturalised elsewhere. Scleranthus biflorus (J.R.Forst. & G.Forst.) Hook.f. – knawel, cushion-bush or two-flowered knawel, native to Australia and New Zealand Scleranthus brockiei P.A.Will. – native to Australia and New Zealand Scleranthus delortii Scleranthus diander R.Br. – tufted knawel, native to Australia Scleranthus fasciculatus – native to Australia, introduced to New Zealand Scleranthus × intermedius Scleranthus minusculus F.Muell. – native to Australia Scleranthus perennis L. – perennial knawel Scleranthus pungens R.Br. – native to Australia Scleranthus singuliflorus (F.Muell.) Mattf. – one-flowered knawel, native to higher alpine areas in Australia Scleranthus uncinatus Scleranthus uniflorus