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Contributions from the United States National Herbarium v.36 (1968)
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A revision of the South American species of Parmelia determined by Lynge
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By: Hale, Mason Ellsworth, Jr.,
Type: Article
In: Contributions from the United States National Herbarium
Volume: 36
Issue: 1
Date: 1960
Page Range: 1--41
Publication info: Washington, D.C, Smithsonian Institution Press, 1890-
The lichen family Graphidaceae in Mexico
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By: Wirth, Michael - Hale, Mason Ellsworth, Jr.,
Type: Article
In: Contributions from the United States National Herbarium
Volume: 36
Date: 1983
Page Range: 63--119
Publication info: Washington, D.C, Smithsonian Institution Press, 1890-
Studies on Parmelia subgenus Parmelia
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By: Hale, Mason Ellsworth, Jr., - Kurokawa, Syo,
Type: Article
In: Contributions from the United States National Herbarium
Volume: 36
Date: 1964
Page Range: 121--191
Publication info: Washington, D.C, Smithsonian Institution Press, 1890-
A monograph of Parmelia subgenus Amphigymnia
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By: Hale, Mason Ellsworth, Jr.,
Type: Article
In: Contributions from the United States National Herbarium
Volume: 36
Issue: 5
Date: 1965
Page Range: 193--358
Publication info: Washington, D.C, Smithsonian Institution Press, 1890-