Attributes / relations provided by
♦ 1i-Tree Species v. 4.0, developed by the USDA Forest Service's Northern Research Station and SUNY-ESF using the Horticopia, Inc. plant database.
♦ 2Kattge, J. et al. (2011b)
TRY - a global database of plant traits Global Change Biology 17:2905-2935
♦ 3USDA Plants Database, U. S. Department of Agriculture
♦ 4Jérôme Chave, Helene C. Muller-Landau, Timothy R. Baker, Tomás A. Easdale, Hans ter Steege, Campbell O. Webb, 2006.
Regional and phylogenetic variation of wood density across 2,456 neotropical tree species. Ecological Applications 16(6), 2356 - 2367
♦ 5Norrbom, A.L. 2004.
Fruit fly (Tephritidae) host plant database. Version Nov, 2004.
♦ 6HOSTS - a Database of the World's Lepidopteran Hostplants Gaden S. Robinson, Phillip R. Ackery, Ian J. Kitching, George W. Beccaloni AND Luis M. Hernández
♦ 7del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.).
Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
♦ 8Ben-Dov, Y., Miller, D.R. & Gibson, G.A.P.
ScaleNet 4 November 2009
♦ 9Golden Parakeet, BirdLife International (1992) Threatened Birds of the Americas. Cambridge, UK: BirdLife International.
♦ 10OIL-COLLECTING BEES AND RELATED PLANTS: A REVIEW OF THE STUDIES IN THE LAST TWENTY YEARS AND CASE HISTORIES OF PLANTS OCCURRING IN NE BRAZIL, Isabel Cristina Machado, Solitary Bees Conservation, Rearing and Management for Pollination, International Workshop on Solitary Bees and Their Role in Pollination, held in Beberibe, Ceará, Brazil, in April 2004, pp. 255-280