Click the number at the start of a key lead to highlight both that lead and its corresponding lead. Click again to show only the two highlighted leads. Click a third time to return to the full key with the selected leads still highlighted.

Key to Solidago, Key M: Key to "Appalachian squarrose goldenrods" -- with basally disposed leaves, cylindrical inforescensce, and squarrose phyllaries [subgenus Solidago, section Squarrosae]

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