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Bulletin - United States National Museum - Smithsonian Institution

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88 FLORA OF WASHINGTON AND VICINITY.<br />

t Aster corymbosus, Ait.<br />

Middle of August to last of September.<br />

Aster macrophyllus, L.<br />

The form found here differs from the northern form in the size of the leaf and of the<br />

heads and in the number of flowers in the heads, and seems to be intermediate between<br />

that and A. coryniiosus. The large radical leaves, 12

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