Polygala rupestris Pourr.
Family: POLYGALACEAE
Genus: Polygala
Province distribution: Alacant. Balearic Islands. Barcelona. Castelló. Girona. Lleida. Tarragona. València.
Distribution in the islands: Mallorca. Menorca. Ibiza. Formentera. Cabrera.
General distribution (Phytogeography): West Mediterranean
IUCN Category: Least concern
Flowering time: JanFebMarAprMayJunJulAugSepOctNovDec
Life-forms: Chameophyte.
Habitats: Rock crevices and cliff faces. Wild olive trees and other sclerophyllous shrublands. Juniperus phoenicea subsp. turbinata forest. Pine wood and shrubland with rosemary and thyme garigue. Rocky surfaces and dry stone walls. Dry and stony soils. Rock creviceses.
Characteristics: This species lives in rock crevices, always in dry, hot spaces. Its herbaceous branches are relatively long and are covered with lanceolate leaves with thickened margins. The flowers have a petal that is very divided (laciniate) with two wings applied to the corolla; they are greenish white in colour. Flowering during the spring to summer.