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.
♦ 2Plants For A Future licensed under a
Creative Commons Attribution 4.0 License♦ 3Wood Janka Hardness Scale/Chart J W Morlan's Unique Wood Gifts
♦ 4PLANTATT - Attributes of British and Irish Plants: Status, Size, Life History, Geography and Habitats, M. O. Hill, C. D. Preston & D. B. Roy, Biological Records Centre, NERC Centre for Ecology and Hydrology (2004)
♦ 5ECOFACT 2a Technical Annex - Ellenberg’s indicator values for British Plants, M O Hill, J O Mountford, D B Roy & R G H Bunce (1999)
♦ 6Chave J, Coomes D, Jansen S, Lewis SL, Swenson NG, Zanne AE (2009) Towards a worldwide wood economics spectrum. Ecology Letters 12: 351-366.
Zanne AE, Lopez-Gonzalez G, Coomes DA, Ilic J, Jansen S, Lewis SL, Miller RB, Swenson NG, Wiemann MC, Chave J (2009) Data from:
Towards a worldwide wood economics spectrum. Dryad Digital Repository.
♦ 7HOSTS - a Database of the World's Lepidopteran Hostplants Gaden S. Robinson, Phillip R. Ackery, Ian J. Kitching, George W. Beccaloni AND Luis M. Hernández
♦ 8Biological Records Centre
Database of Insects and their Food Plants♦ 9Jorrit 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.
♦ 10Temporal Variation in Food Web Structure: 16 Empirical Cases, Kenneth Schoenly and Joel E. Cohen, Ecological Monographs, 61(3), 1991, pp. 267298
♦ 11Ben-Dov, Y., Miller, D.R. & Gibson, G.A.P.
ScaleNet 4 November 2009
♦ 12New Zealand Institute for Plant & Food Research
Plant-SyNZ database♦ 13CONTRIBUTION TO THE KNOWLEDGE OF THE DIET OF IRANIAN BIRDS, Abolghasem Khaleghizadeh, Mohammad E. Sehhatisabet, Екологія, Беркут 15, Вип. 1-2. 2006. pp. 145-150