SfarbatS ®mbcrsitg 
herbarium; and laboratories 
CRYPTOGAMIC BOTANY 
W. G. Farlow, 24 Quincy Street 
R. Thaxter, 7 Scott Street 
C. 
Cambridge, Mass., U.S.A. 
f, 2 9 °/- 
- ~ 7 ? - s 
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