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.
♦ 2USDA Plants Database, U. S. Department of Agriculture
♦ 3Kattge, J. et al. (2011b)
TRY - a global database of plant traits Global Change Biology 17:2905-2935
♦ 4Ben-Dov, Y., Miller, D.R. & Gibson, G.A.P.
ScaleNet 4 November 2009
♦ 5Resource Use, Competition, and Resource Availability in Hawaiian Honeycreepers, Stuart L. Pimm and June W. Pimm, Ecology, 63(5), 1982, pp. 1468-1480
♦ 6Habitat Requirements of the Socorro Mockingbird Mimodes graysoni, JUAN E. MARTÍNEZ-GÓMEZ, ALEJANDRO FLORES-PALACIOS, ROBERT L. CURRY, Ibis (2001) 143, 456-467
♦ 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.