Cladium mariscus Linnaeus, Pohl., 1810
Common names: Engl: Saw grass, Twig rush; Bulg: Rezhets kladium; Russ: Mech-trava obyknovennaya; Ukr: Mech-trava bolotna
Taxonomic descriptions: Perrenial herb with thick rootstock and round leaved stem 1-1.5 m in height. The leaves are linear. Flowers are associated in compound panicles with a head bunch with long lacerated bracteate leaves.
World level: NE
Black Sea Regional level: CR
Subregion level: CR
Habitats type, Critical habitats, Limiting factors: The European-Mediterranean relict with disjunctive area. The species covers the Black Sea coast, wet seaside sands.
Biology: Flowering during VI-VII. Fruit-bearing - IX. Reproducing by seeds and vegetatively.
Population trends: Not numerous populations.
Threats: Drying-meliorated works, dwelling places destruction, creation of residental zones.
Conservation measures taken: The species is protected in the Reserve “Dunayskiye Plavni” (Ukraine).
Conservation measures proposed: To organized protected territories where it occurs.
Compiled by: S.Dyatlov, T.Vasilieva