Attributes / relations provided by
♦ 1Derived from
Allergy-Free Gardening OPALS™, Thomas Leo Ogren (2000)
♦ 2Ammotragus lervia, Gary G. Gray and C. David Simpson, Mammalian Species No. 144, pp. 1-7 (1980)
♦ 3Perognathus merriami, Troy L. Best and Marian P. Skupski, MAMMALIAN SPECIES No. 473, pp. 1-7 (1994)
♦ 4Spermophilus spilosoma, Donald P. Streubel and James P. Fitzgerald, MAMMALIAN SPECIES No. 101, pp. 1-4 (1978)
♦ 5Jorrit 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.
♦ 6Robertson, C.
Flowers and insects lists of visitors of four hundred and fifty three flowers. 1929. The Science Press Printing Company Lancaster, PA.