Silene longiciliaSilene longicilia is a species of flowering plant of the family Caryophyllaceae. It is endemic to Portugal.Distribution and habitatThe species is endemic to west central Portugal and it ranges from Figueira [da Foz] and Coimbra in the north, to Sesimbra and a part of Alentejo in the south, and has its greatest extent in limestone soils at Serras de Aire e Candeeiros [Natural Park|Serras de Aire e Candeeiros], Serra de Montejunto, Serra De Sintra and an isolated population in Serra da Arrábida. It is commonly found in rock crevices from sea-level up to in altitude.