
A very prickly character indeed, the Spanish Oyster Plant, with its green leaves and numerous bright yellow flowers, flourishes even in the hottest weather. A member of the Daisy (Asteraceae) family, thsi wildflower is idespread throughout the region, where it colonises all sorts of unlikely places including urban locations - as the plant shown above has done. Spanish Oyster Plant flowers from May to September.
This specimen was photographed in the Algarve, southern Portugal, in May.