72 THE FLORAL ENVELOPES IN GEAMINE;E AND CYPEKACE/E. 



reditced to a very minute scale placed laterally ; and I have recorded 

 an instance in which this inner glume was replaced hy two 

 scales inserted symmetrically side by side, the two taken together 



Fig. 18. — Panicle o( Serrafalcus arvensis with leaf-like srtaceous bracts. 



occupying the position of the usual inner glume, thus shewing a 

 tendency in the floral envelopes to become divided, which tendency 

 may be seen in the axillary bract (ochrea of Duval Jouve) of Carex. 



