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Lecanora calcarea

Class

Class

Bark of Abies arizonica

Men on Mt., trees

Pinus, spruce, aspen, meadow

Engelmann spruce, dead

Dead cork bark fir

Vegetation on mt.

Festuca arizonica, etc. camp

Dead fir

The valley

Vegetation of valley

Delphinium

Delphinium

View of arboretum

Fouquieria, Opuntia, etc.

Simmondsia, Opuntia, Carnegiea

Opuntia fulgida, Simmondsia

Plowing under Sesbania

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