Syn.: Cheiranthus tricuspidatus L., Hesperis tricuspidata (L.) Lam., Triceras tricuspidata (L.) Maire in Bull.
Family: Brassicaceae Burnett
Matthiola tricuspidata
Distribution: Mediterranean species, it occurs almost throughout the area with the exception of the Adriatic coast.
Ecology: It grows on cliffs and sandy shores. It blooms from March to June.
Matthiola tricuspidata

Matthiola tricuspidata

Description: Annual herb, 10–30(–40) cm tall, gray-green, hairy. Stem ascending to erect, branched from the base. Leaves oblanceolate in outline, sinuate-crenate to pinnatisect, lobes ovate, rounded at the apex, basal leaves about 7 × 2 cm, upper cauline leaves only 3.5 × 1.3 cm. The inflorescence is a terminal raceme; flowers tetramerous, sepals 7–11 mm, petals 15–22 mm, pale purple, rarely white. The fruit is a cylindrical siliqua, 3–5.5 cm long, with 3 equal triangular horns at the apex.
Threat and protection: The Three-horned Stock is protected by law in France.
Note: The genus was named in honor of the Italian physician and botanist Pietro Andrea Matthioli (1501–78).
Matthiola tricuspidataMatthiola tricuspidata
Matthiola tricuspidata
These images were taken in Cyprus, Akamas (March 30, 2010).