Ranunculus bullatus


Ranunculus bullatus, commonly known as autumn buttercup, is a perennial member of the buttercup family Ranunculaceae, native to Europe and north Africa, including most Mediterranean islands.

Description

Its leaves, which only grow at the base of the stem, are 2–6 cm long, oval, and have broad rounded teeth. Each plant has 1 or 2 flowers which are yellow, scented and about 25mm in diameter. Each has 5-12 petals which are slightly irregular. It flowers from October to December, often covering large areas of ground.

Distribution and habitat

Grows throughout the Mediterranean region, including north Africa, in rocky places, olive groves and dry fields, from sea-level up to 900m.

Etymology

In Latin Rānunculus means "little frog", from rāna "frog", and bullatus means "inflated".

Subspecies

There are three subspecies, Ranunculus bullatus subsp. bullatus which grows in the Iberian Peninsula, France and Italy; Ranunculus bullatus subsp. cytheraeus which grows in the eastern Mediterranean including Libya; and Ranunculus bullatus subsp. supranudus
which grows in Morocco, Algeria and Tunisia.