15- 



M 



) 



By P. P. Fyson. 

 [With Plate IX.] 



ihe Pine-apple as is well known consists of an __ 

 ot numerous spirally placed flowers, the perianths of which 



contiguous and form the edible nnrt ^t +u 



e 



are 



r> 



£,..,: 4. 



NVvTTfW 



EXPLANATION OF PLATE IX. ^ 



Fig. 2. 



Fig. 3. 



Fig- 4 



ff^W-SW^ ™ the 



vascular bundles^ ^ bodies 



Section treated as for fig J^o g^ ^ ^e of 

 quite clearly near the margin, 



the figure. . showing &« 



xW'VH 



oparasitic fungi, and a somewhat similar phyllody of grain- 

 plants is known to be due to various species of Sclerospora, 

 °ne of the Oomycetes. I have not been able to find any record 

 °* Phyllody being traced to a plasmodiuni, as appears to have 

 b een the case here. 



