1. Abrol DP, Kotwal DR (1996) Insect pollinators of linseed (Linum usitatissimum Linn.) and their effect on yield components. J Anim Morphol Physiol 43:157–161
2. Aeschimann D, Burdet HM (1994) Flore de la Suisse et de territoires limitrophes. Edition Griffon, Neuchâtel, pp 265–266
3. Barcelo FB (1979) Flora de Mallorca. Edotorial Moll, Mallorca, pp 102–106
4. Bari G, Godward MBE (1970) Interspecific crosses in Linum. Euphytica 19:443–446
5. Battandier JA (1888–1890) Flore de Algérie. Typographie Adolphe Nourdan, Algiers, pp 174–176