Title
Pittier Numbers at the Gray Herbarium Lacking Determinations
By
Pittier, Henri, 1857-1950
Gleason, Henry A. (Henry Allan), 1882-1975
Pilger, R. (Robert), 1876-1953
Sprague, Thomas Archibald
Type
List
Date of Publication
1921-1922
Original Publication
Plant lists : Colombia, Costa Rica, and Venezuela
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