Schoenus (plant)

Rust Red head Ried ( Schoenus ferrugineus )

The genus head Ried ( Schoenus L.) is a genus of the family of sour grass plants. The name derives Schoenus schoinos from the Greek word for bulrush from. The German name " Ried " it has received from its occurrence in the bog = Ried.

Description

The head Ried is a perennial plant that can form dense lawn. It is up to 60 (130 ) cm high. The leaves are mostly all basal, very narrow and shorter than the stems. The inflorescence consists of spikelets arranged in a narrow panicle, raceme or spike. In the European species it is terminal and consists of capitate crowded, few-flowered spikelets. The husk of the lowest spikelet often covers the entire inflorescence. The spikelets contain 1-3 usually hermaphroditic flowers, rare flowers 4-9. Each hermaphrodite flower contains 1-6 stamens and 2-3 scars. The perianth consists of 3-6 bristles or absent. The nut fruit is blunt triangular.

Occurrence

The main distribution area of ​​the head Ried species is Australia ( about 70 species), New Zealand, New Guinea, including Asia, South America and the Pacific islands. In Europe, only two species occur, of which the Auburn head Ried to Europe is limited, while the black head rush is the only species of the genus, which occurs in several parts of the world.

System

The genus head Ried ( Schoenus ) comprises more than 100 species. In Europe occur only:

• Rust Red head Ried ( Schoenus ferrugineus L.)
• Black head Ried ( Schoenus nigricans L.)