Attributes / relations provided by
♦ 1Derived from
Allergy-Free Gardening OPALS™, Thomas Leo Ogren (2000)
♦ 2Plants For A Future licensed under a
Creative Commons Attribution 4.0 License♦ 3USDA Plants Database, U. S. Department of Agriculture
♦ 4Spermophilus lateralis, Molly A. Bartels and Doug P. Thompson, MAMMALIAN SPECIES No. 440, pp. 1-8 (1993)
♦ 5Clements, R. E., and F. L. Long. 1923,
Experimental pollination. An outline of the ecology of flowers and insects. Washington, D.C., USA, Carnegie Institute of Washington.