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ophis: branching inflorescence, jerusalem artichoke
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ophis: ray flowers initially erect and pleated
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ophis: large ovate leaves with wing-margined petioles, jerusalem artichoke
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ophis: base of stem, jerusalem artichoke
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ophis: edible tubers, jerusalem artichoke
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ophis: maturing flower head, jerusalem artichoke
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ophis: maturing head, jerusalem artichoke
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ophis: head with most flowers removed, jerusalem artichoke
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ophis: wilted corollas, chaffy scales, and infertile achenes, jerusalem artichoke