The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

  • 1996. database, The PLANTS Database
  • 2000. database, The PLANTS Database
  • A. LOMBARD, mars 2001. In Muséum national d'Histoire naturelle [Ed]. Conservatoire botanique national du Bassin parisien, site Web. http://www.mnhn.fr/cbnbp.
  • Aeschimann, D. & H. M. Burdet (2005). Flore de la Suisse et des territoires limitrophes. Le Nouveau Binz. Ed. 3. Haupt, Berne.
  • Boraginaceae and Hydroleaceae of North America Update
  • Hess, H. & al. (1976-1980). Flora der Schweiz. Ed. 2. Birkhäuser, Basel.
  • Hilty, J. Editor. 2014. Illinois Wildflowers. World Wide Web electronic publication. flowervisitors.info, version 06/2014.
    See: Botanical Terminology and Line DrawingsEcological TerminologyWebsite DescriptionLinks to Other WebsitesReference Materials
  • Image metadata at Bioimages (http://bioimages.vanderbilt.edu/)   http://bioimages.vanderbilt.edu/baskauf/00000 External link.
  • Landolt, E. (1977). Ökologische Zeigerwerte zur Schweizer Flora. Veröff. Geobot. Inst. ETH Stiftung Rübel Zürich 64.
  • Landolt, E. (1991). Gefährdung der Farn- und Blütenpflanzen in der Schweiz mit gesamtschweizerischen und regionalen roten Listen / Plantes vasculaires menacées en Suisse: listes rouges nationale et régionales. BUWAL / OFEFP, Bern.
  • Lithospermum arvense
  • Orrell T. (custodian) (2013). ITIS Regional: The Integrated Taxonomic Information System (version Apr 2011). In: Species 2000 & ITIS Catalogue of Life, 11th March 2013 (Roskov Y., Kunze T., Paglinawan L., Orrell T., Nicolson D., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Hernandez F., De Wever A., eds). Digital resource at www.catalogueoflife.org/col/. Species 2000: Reading, UK.

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