Papers Presented at the Boston Meeting, Under the Auspices of the Linnaean Fern Chapter, August 24, 1898.Linnaean Fern Chapter1899EN
Papers presented at the Boston meeting, under the auspices of the Linnaean fern chapter. August 24, 1898. Printed for the Linnæan fern chapter.American Fern Society.1899EN
Fernwort Papers Presented at a Meeting of Fern Students, Held in New York City, June 27, 1900, Under the Auspices of the Linnaean Fern Chapter ... .American Fern Society.1900EN