Ranunculus trilobus Desf.

Family: RANUNCULACEAE

Genus: Ranunculus

Sinònims: Ranunculus sardous Crantz subsp. trilobus (Desf.) Rouy & Foucaud

Province distribution: Balearic Islands.

Distribution in the islands: Mallorca. Menorca. Ibiza. Formentera.

General distribution (Phytogeography): Mediterranean

IUCN Category: LCLeast concern

Flowering time: JanFebMarAprMayJunJulAugSepOctNovDec

Life-forms: Terophyte.

Habitats: Cultivated fields, path and road sides, disturbed zones. Non-saline wetlands (intermittent watercourses, streams, artesian wells, ditches). Humid soils.

Characteristics: An annual plant with ascendant stems (up to 60 cm.), which distinguishes it from the rest of the buttercup species mainly by: leaves petiolate, trilobite and 1-3 dentate; the upper leaves are sub sessile. The flowers are a brilliant yellow (up to 16 cm. in diameter) opposite the leaves; the sepals are reflexed and membranous. The achenes (seeds) are lenticular with a thick margin and tuberculate lateral faces.