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Il It comes from the same wood engraving. It represents a cultivated type with only one big head. Leaves are drawn as alternate, although they are in fact opposite decussate. Read [[:fr:Tournesol (Candolle, 1882)|Candolle]]'s and [[Helianthus (Sturtevant, 1919)|Sturtevant]]'s articles.
== Uses ==