Attributes / relations provided by
♦ 1Ecology of Commanster♦ 2The reproductive ecology of Medicago citrina (Font Quer) Greuter (Leguminosae): a bee-pollinated plant in Mediterranean islands where bees are absent, C. Pérez-Bañón, A. Juan, T. Petanidou, Ma A. Marcos-García and M. B. Crespo, Plant Systematics and Evolution Volume 241, Numbers 1-2, 29-46 (2003)
♦ 3Predator-Prey Database for the family Asilidae (Hexapoda: Diptera) Prepared by Dr. Robert Lavigne, Professor Emeritus, University of Wyoming, USA and Dr. Jason Londt (Natal Museum, Pietermaritzburg)
♦ 4Temporal Variation in Food Web Structure: 16 Empirical Cases, Kenneth Schoenly and Joel E. Cohen, Ecological Monographs, 61(3), 1991, pp. 267298
♦ 5Robertson, C.
Flowers and insects lists of visitors of four hundred and fifty three flowers. 1929. The Science Press Printing Company Lancaster, PA.
♦ 6Jorrit 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.
♦ 7Dupont YL, Hansen DM and Olesen JM (2003)
Structure of a plant-flower-visitor network in the high-altitude sub-alpine desert of Tenerife, Canary Islands. Ecography 26:301-310