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Specific and Varietal Characters in Annual Sunflowers
T. D. A. Cockerell
The American Naturalist
Vol. 49, No. 586 (Oct., 1915), pp. 609-622
Stable URL: http://www.jstor.org/stable/2456228
Page Count: 14
You can always find the topics here!Topics: Plants, Species, Bracts, Sunflowers, Leaves, Wild plants, Diameters, Corolla, Hybridity, Annuals
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