Galium palustre L. subsp. elongatum (Presl) Lange
Family: RUBIACEAE
Genus: Galium
Spanish common name: Galio palustre.
Province distribution: Alacant. Balearic Islands. Barcelona. Castelló. Girona. Tarragona. València.
Distribution in the islands: Mallorca. Menorca. Ibiza.
General distribution (Phytogeography): Some regions
IUCN Category: Least concern
Flowering time: JanFebMarAprMayJunJulAugSepOctNovDec
Life-forms: Hemicryptophyte. Hydrophyte.
Habitats: Litoral marshes and riparian. Non-saline wetlands (intermittent watercourses, streams, artesian wells, ditches). Humid soils and marshes.
Characteristics: A large sized perennial plant with whorled obtuse leaves (4-6). Stems and leaves are glabrous. The inflorescences are multifloral cymous terminations of small white flowers that surpass the leaves a great deal. Pedicles remain erect after fructification. Fruits are small, 2-3,5 mm. without hairs and smooth.