The protected area "Luncă cu firuță" is located in the territory of the commune Bursuceni, Singerei district, on an area of 12 ha in a meadow of the affluent of the river Ciulucul Mic. It is a protected area of national interest which corresponds with the category of area with multifunctional management. It was declared a protected area by the Law on Fund of Natural Areas protected by the State (1998). The study presents vegetable associations described in the protected area "Luncă cu firuță" during the 2010 year. Study of vegetation was realized, using method of phytosociological relevées, collected in the July-August, from the plot areas of 50-100 m2. Based on conducted research were identified 7 associations of plants included in the following cenotaxonomic system: I. PHRAGMITI - MAGNOCARICETEA Klika in Klika et Novác 1941 PHRAGMITETALIA Koch 1926 Phragmition communis Koch 1926 1. As. Phragmitetum vulgaris Soó 1927 MAGNOCARICETALIA ELATAE Pignatti 1953  Magnocaricion elatae Koch 1926  Subal. Caricenion gracilis (Neuhäus 1959) Oberd. et al. 1967 2. As. Caricetum otrubae Burescu 1999; Dihoru (1969) 1970 II. MOLINIO - ARRHENATHERETEA R. Tx. 1937 MOLINIETALIA CAERULEAE Koch 1926 Agrostion stoloniferae Soo (1933) 1971 3. As. Alopecuretosum  arundinaceae (Tirenschi 1966) Chifu 1995 POTENTILLO – POLYGONETALIA R. Tx. 1947 Potentillion anserinae R. Tx. 1947 4. As. Rorippo austriacae – Agropyretum repentis (Timar 1947) R. Tx. 1950 III. FESTUCO - BROMETEA Br.-Bl. et R. Tx. in Br.-Bl. 1949 FESTUCETALIA VALESIACAE Br.-Bl. et R. Tx. ex Br.-Bl. 1949 Festucion valesiacae Klika 1931 Subal. Jurineo arachnoideae – Euphorbinenion nicaeensis Dobrescu et Kovács 1971 corr. Sârbu, Coldea et Chifu 1993 5. As. Artemisio austriacae – Poëtum bulbosae I. Pop 1970  IV. PUCCINELLIO - SALICORNIETEA Ţopa 1939 PUCCINELLIETALIA Soó 1940 Puccinellion peisonis [Wendelbg. 1943] 500 – 1957 6. As. Puccinellietum distantis Soó 1937; Knapp 1948 Juncion gerardii Wendelbg. 1943 7. As. Juncetum gerardii (Warming 1906) Nordhagen 1923; Wenzl 1934