Silene hifacensis Rouy ex Willk.
Family: CARYOPHYLLACEAE
Genus: Silene
Province distribution: Alacant. Balearic Islands.
Distribution in the islands: Ibiza.
General distribution (Phytogeography): Mediterranean (Iberico-balearic)
Plants protected by law: Bern Convention. Habitat Directive.
IUCN Category: Vulnerable
Life-forms: Hemicryptophyte.
Habitats: Rock crevices and cliff faces. Rock creviceses and slopes near the sea.
Characteristics: A robust, good sized (up to 50 cm.), perennial plant. Lower leaves are large and grouped in rosettes, very pubescent, elliptic and with long petioles. The flowers are grouped in symmetric inflorescences with opposite branching; and dewy, deeply bilobate petals. The calyx is cylindrical with 10 not very well defined nerves. The height and the appearance of the bisymmetrical inflorescence make it unmistakeable for another plant.