1. The problems of studying pollen transport and the relation of transport to the evaluation of pollen analyses of sedimentary cores are reviewed. 2. A series of eight pollen-collecting stations was ...
Saccate pollen grains extracted from the Pennsylvanian synangiate fructification Idanothekion glandulosum and from five species of the extant genus Picea are described and compared. Morphological and ...
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