Gnaphalium palustre Nutt.

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MEXICAN BOUNDARY SURVEY,
Collected under the direction of Majok W. II. Emory, Commissioned,
chiefly in the Valley of the Rio Grande, below Donana—by C. C. Parry,
M. D., J. M. Bigelow, M. D., Mr. Charles Wright, and Mr. A. Schott.
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