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

References

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• 2011. Lamiales of North America Update
• Abrams, L. & R. S. Ferris. 1960. Bignonias to Sunflowers. 4: 732 pp. In L. Abrams Ill. Fl. Pacific States. Stanford University Press, Stanford.
• Anonymous. 1986. List-Based Rec., Soil Conserv. Serv., U.S.D.A. Database of the U.S.D.A., Beltsville.
• Applequist, W. L. 2006. (1714-1715) Proposal to reject the names Plantago psyllium and P. cynops (Plantaginaceae). Taxon 55(1): 235–236.
• Brako, L. & J. L. Zarucchi. (eds.) 1993. Catalogue of the Flowering Plants and Gymnosperms of Peru. Monogr. Syst. Bot. Missouri Bot. Gard. 45: i–xl, 1–1286.
• Brummitt, R. K. 2009. Report of the Nomenclature Committee for Vascular Plants: 60. Taxon 58(1): 280–292.
• F.N., Hepper., & I. Friis.   (1994).  The Plants of Pehr Forsskal's "Flora Ageyptiaco-Arabica". Kew: Kew Publishing..  
• Fernald, M. 1950. Manual (ed. 8) i–lxiv, 1–1632. American Book Co., New York.
• Flora of China Editorial Committee. 2011. Fl. China 19: 1–884. Science Press & Missouri Botanical Garden Press, Beijing & St. Louis.
• Foster, R. C. 1958. A catalogue of the ferns and flowering plants of Bolivia. Contr. Gray Herb. 184: 1–223.
• Gleason, H. A. & A. J. Cronquist. 1991. Man. Vasc. Pl. N.E. U.S. (ed. 2) i–910. New York Botanical Garden, Bronx.
• Gleason, H. A. 1968. The Sympetalous Dicotyledoneae. vol. 3. 596 pp. In H. A. Gleason Ill. Fl. N. U.S. (ed. 3). New York Botanical Garden, New York.
• Great Plains Flora Association. 1986. Fl. Great Plains i–vii, 1–1392. University Press of Kansas, Lawrence.
• Hess, H. & al. (1976-1980). Flora der Schweiz. Ed. 2. Birkhäuser, Basel.
• Hickman, J. C. 1993. Jepson Man.: Higher Pl. Calif. i–xvii, 1–1400. University of California Press, Berkeley.
• Hitchcock, C. H., A. J. Cronquist, F. M. Ownbey & J. W. Thompson. 1984. Ericaceae through Campanulaceae. PartIV: 1–510. In Vasc. Pl. Pacif. N.W. University of Washington Press, Seattle.
• Jørgensen, P. M. & C. Ulloa Ulloa. 1994. Seed plants of the high Andes of Ecuador---A checklist. AAU Rep. 34: 1–443.
• Jørgensen, P. M. & S. León-Yánez. (eds.) 1999. Catalogue of the vascular plants of Ecuador. Monogr. Syst. Bot. Missouri Bot. Gard. 75: i–viii, 1–1181.
• L., Boulos.   (Submitted).  Flora of Egypt. Cairo: Al Hadara Publishing..  
• 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.
• Macbride, J. F. 1937. Plantaginaceae, Flora of Peru. Publ. Field Mus. Nat. Hist., Bot. Ser. 13(6/2): 265–281.
• Marticorena C & R Rodríguez . 1995-2005. Flora de Chile. Vols 1, 2(1-3). Ed. Universidad de Concepción, Concepción. 351 pp., 99 pp., 93 pp., 128 pp. Matthei O. 1995. Manual de las malezas que crecen en Chile. Alfabeta Impresores. 545 p.
• Munz, P. A. & D. D. Keck. 1959. Cal. Fl. 1–1681. University of California Press, Berkeley.
• Munz, P. A. 1974. Fl. S. Calif. 1–1086. University of California Press, Berkeley.
• Nasir, E. & S. I. Ali (eds). 1980-2005. Fl. Pakistan Univ. of Karachi, Karachi.
• 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.
• Radford, A. E., H. E. Ahles & C. R. Bell. 1968. Man. Vasc. Fl. Carolinas i–lxi, 1–1183. University of North Carolina Press, Chapel Hill.
• Rahn, K. 1975. 184. Plantaginaceae. 4: 25–38. In G. W. Harling & B. B. Sparre (eds.) Fl. Ecuador. University of Göteborg and Swedish Museum of Natural history, Göteborg and Stockholm.
• Scoggan, H. J. 1979. Dicotyledoneae (Loasaceae to Compositae). Part 4. 1117–1711 pp. In Fl. Canada. National Museums of Canada, Ottawa.
• V., Täckholm.   (1974).  Students’ Flora of Egypt, 2nd Ed. Cairo: Cairo University Press..  
• V., Täckholm., & M. Drar.   (Submitted).  Flora of Egypt. Bulletin of the Faculty of Science. Cairo: Cairo University Press..  
• Voss, E. G. 1996. Michigan Flora, Part III: Dicots (Pyrolaceae-Compositae). Cranbrook Inst. of Science, Ann Arbor.
• Welten, M. & R. Sutter (1982). Verbreitungsatlas der Farn- und Blütenpflanzen der Schweiz. Birkhäuser, Basel.
• Zuloaga, F. O., O. Morrone, M. J. Belgrano, C. Marticorena & E. Marchesi. (eds.) 2008. Catálogo de las Plantas Vasculares del Cono Sur (Argentina, Sur de Brasil, Chile, Paraguay y Uruguay). Monogr. Syst. Bot. Missouri Bot. Gard. 107(1): i–xcvi, 1–983; 107(2): i–xx, 985–2286; 107(3): i–xxi, 2287–3348.