PLANT WORLD— Vol. IL 



Plate I. 



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PINN.E OF DRYOPTERIS CRISTAT A X MARGIN ALIS. 



Figs. I, 3, 4, Q. basal pinnre. Figs. 2, 5, 6, 7, 8, 10. upper pinnae. Pinnae lettered alike are taken 



from the same frond. 



