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Mason E. Hale

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Stand Alone

How to Know the Lichens
Studies on Parmelia, Subgenus Parmelia
A Monograph of Parmelia, Subgenus Amphigymnia
Monograph of the Lichen Genus Parmelina Hale (Parmeliaceae).
A Monograph of the Lichen Genus Relicina (Parmeliaceae).
Monograph of the Lichen Genus Pseudoparmelia Lynge (Parmeliaceae).
Monograph of the Lichen Genus Bulbothrix Hale (Parmeliaceae).
Biology of Lichens
Morden-Smithsonian Expedition to Dominica: the Lichens (Thelotremataceae)
The Biology of Lichens
Lichens Of California
How to Know the Lichens (The Pictured Key Nature Series)