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Helianthus |
Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson | 0.49 sec. |
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Helianthus (hē'lēăn`thəs): see sunflower sunflower, any plant of the genus Helianthus of the family Asteraceae ( aster family), annual or perennial herbs native to the New World and common throughout the United States. ..... Click the link for more information. . How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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For example, Helianthus annus (sunflower) makes a small amount of low molecular weight rubber (figure 4). Scientists have been collecting wild sunflowers since 1976, amassing representative populations of the more than 50 known Helianthus species. University of California at Berkeley officials had identified the plant as the Helianthus parishii, called the Los Angeles sunflower, which grows up to 15 feet high and carries a dense wool underneath its leaf. |
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