Hybrid Sunflowers

1 September 1929

journal article
research article
Published by University of Chicago Press in The American Naturalist

Vol. 63 (688) , 470-475
https://doi.org/10.1086/280279

Abstract

Describes hybrids Helianthus argophyllus Xannuus, H. cucumerifolius Xannuus, H. suttoni (H. annuus X rigidus) (p. 473); H. annuus coronatus X decapetalus multiflorus grandi-florus, H. tuberosus X annuus coronatus, and H. annuus coronatus X subrhomboideus, all originating in garden cultures. Also records Helianthus annuus mut. inor-natus (p. 475).

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