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
♦ 4Wood Janka Hardness Scale/Chart J W Morlan's Unique Wood Gifts
♦ 5Forest Inventory and Analysis DB version 5.1, May 4, 2013, U.S. Forest Service
♦ 6An Ecological Survey of Endemic MOUNTAIN BEAVERS (Aplodontia rufa)
in California, 1979-83, Dale T. Steele', State of California, THE RESOURCES AGENCY, Department of Fish and Game
♦ 7New Zealand Institute for Plant & Food Research
Plant-SyNZ database♦ 8Ben-Dov, Y., Miller, D.R. & Gibson, G.A.P.
ScaleNet 4 November 2009
♦ 9Tamias quadrimaculatus, Robin G. Clawson, Joseph A. Clawson, and Troy L. Best, MAMMALIAN SPECIES No. 469, pp. 1-6 (1994)
♦ 10Tamias speciosus, Troy L. Best, Robin G. Clawson, and Joseph A. Clawson, MAMMALIAN SPECIES No. 478, pp. 1-9 (1994)
♦ 11ECOLOGY OF THE ENDEMIC MEARNS’S SQUIRREL (TAMIASCIURUS MEARNSI) IN BAJA CALIFORNIA, MEXICO, Nicolas Ramos-Lara, Dissertation, UNIVERSITY OF ARIZONA (2012)
♦ 12Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014).
Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.