Anchusa Anchusa The genus Anchusa belongs to the tribe Boragineae of the borage family (Boraginaceae). It includes about 40 species. These species grow in Europe, North Africa, South Africa and Western Asia. They are introduced in the United States. They consist of annual plants, biennial plants and perennial plants with the general characteristics of the borage family. They are generally herbs, covered with bristly hairs. The leaves are simple or undulate, covered with stiff hairs. The small radially symmetrical flowers are sapphire blue and retain their colour a long time. The plants show numerous flowers with 5 sepals, united at their
Borage Borage Borage (; Borago officinalis), also known as a starflower, is an annual herb in the flowering plant family Boraginaceae. It is native to the Mediterranean region and has naturalized in many other locales. It grows satisfactorily in gardens in the UK climate, remaining in the garden from year to year by self-seeding. The leaves are edible and the plant is grown in gardens for that purpose in some parts of Europe. The plant is also commercially cultivated for borage seed oil extracted from its seeds. The plant contains pyrrolizidine alkaloids, some of which are hepatotoxic, mutagenic and carcinogenic (see