326 NOTES AND EXHIBITS. 



long, and from |-3 inches broad. — (7) Notelrea lo7igi/olia Yent., 

 showing leaf-variation : ovate-lanceolate to orbicular. Some 

 measurements : 7 x 3; 6 x 1 J; 44 x 3: 4 x 1; 3 x J; 2 x 2 inches. 



On behalf of Mr. C. T. Musson, Mr. Fletcher showed specimens 

 of the coral-like surface-roots of Macrozamia spiralis [N.O. 

 CYCADEiE], and transverse sections mounted in the fresh condi- 

 tion, showing the presence of an endophytic green alga, Anahcena 

 cycadearum {Nostocacece) [vide Tubeuf, Diseases of Plants, p. 542]. 



