by Charles Arthur Hollick
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The Upper Cretaceous floras of Alaska
The flora of the Saint Eugene Silts, Koo...
Additions to the palaeobotany of the Cre...
The flora of Richmond County, New York
A new American fossil moss
A review of the fossil flora of the West...
The Wollemi pine
Die Flora des Bernsteins und ihre Bezieh...
Die Blüten der Coniferen
The distribution of conifer and taxad ge...
Koniferen der Oberkreide und ihre Relikt...