Catalan common name : Frare blau.
Province distribution : Alicante. Balearic Islands. Gerona. Lérida. Tarragona.
Distribution in the islands : Formentera. Ibiza. Mallorca. Minorca.
General distribution : South Mediterranean
Flowering time : June. July. August.
Life-forms : Terophyte.
Habitat : Parasite plant of Trifolium campestre (Fabaceae) Aetheorhiza bulbosa Hedypnois cretica i Sonchus oleraceus (Asteraceae)
IUCN Category : Poco preocupante
Characteristics : A pubescent plant with whitish stems and intense blue flowers slightly curved downwards, swollen at the base. The calyx is whitish and with lanceolate teeth. This species is very similar in appearance to O. mutelii or O. ramosa; some authors consider it to be a subspecies of O. ramosa.
Observations : Use of the detailed biography of this species is indispensable to be able to classify the different species of this genus.