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Helianthus tuberosus ~ Jerusalem artichoke

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Helianthus-tuberosus-~-Jerusalem-artichoke

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Characteristics:

FAC
Michigan C Value: 6
also known as tall sunflower
stems scabrous and/or with spreading hairs
petioles of main mid–cauline leaves are usually much more than 5mm long
phyllaries with marginal cilia mostly less than 0.8mm long
leaf blades ovate–elliptic
largest leaves often are at least 3.5cm broad
largest leaves have long (>1.5cm), conspicuously winged petioles
native

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