The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.
References
- Cohen, James I., and Jerrold I. Davis. 2009. Nomenclatural changes in Lithospermum (Boraginaceae) and related taxa following a reassessment of phylogenetic relationships. Brittonia, vol. 61, no. 2. 101-111
- Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera. (editores generales) 2012. Rubiaceae a Verbenaceae. Fl. Mesoamer. 4(2): 1–533.
- Flora of China Editorial Committee. 1995. Fl. China 16: 1–479. Science Press & Missouri Botanical Garden Press, Beijing & St. Louis.
- Gibson, D. N. 1970. Boraginaceae. In Standley, P. C. & L. O. Williams (eds.), Flora of Guatemala - Part IX, Numbers 1 and 2. Fieldiana, Bot. 24(9/1–2): 111–167.
- L. D. Harris and L. Paur, A quantitative food web analysis of a shortgrass community, Technical Report No. 154, Grassland Biome. U.S. International Biological Program (1972), from p. 17.
- Luteyn, J. L. 1999. Páramos, a checklist of plant diversity, geographical distribution, and botanical literature. Mem. New York Bot. Gard. 84: viii–xv, 1–278.
- Nasir, E. & S. I. Ali (eds). 1980-2005. Fl. Pakistan Univ. of Karachi, Karachi.
- USDA, NRCS. 2007. The PLANTS Database (http://plants.usda.gov). National Plant Data Center, Baton Rouge.
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