231 



EXPLANATION OF PLATES (264-267). 



PLATE 264. 

 Seeds. 



Series Neuroptera. 



1. E. Todtiana, natural size. 



la. Enlarged, showing the ventral surface and the more or less prominent nerves. 



lb. Enlarged, showing the ventral surface, the elongated hilum and the spreading nerves. 



lc. Enlarged, showing the dorsal surface and the semi-circumferential wing with its undulate, denticulate 



margin. 

 Id. Sterile seed enlarged, showing the broad, concave depression. (Perth, Dr. J. B. Cleland.) 



Series Murieatae. 



2. E. sepidcralis, natural size. 



2a. Enlarged, showing the ventral surface and the position of the hilum. 

 2b. Enlarged, showing the broad, smooth, dorsal surface. 



2c. Enlarged, showing the lateral surface of a very compressed seed. (Eyre's Range, via Bremer Bay, 

 Western Australia, J. Wellstead, December, 1919.) 



Series Pyramidal- D-shaped. 



3. E. gigantea, natural size. 



3a. Enlarged, showing the ventral surface of an ovate seed. 



3b. Enlarged, showing the ventral surface and the small hilum of a somewhat elongated, reniform seed. 

 3c. Enlarged, showing the ventral surface of an elongated seed. 

 3d. Enlarged, showing the lateral surface of a broad, reniform seed. 



3e. Enlarged, showing the ventral surface of a moderately smooth seed with the hilum in the centre of 

 a large depression at one end. (Tumberumba, N.S.W., J. L. Boorman, 1916.) 



4. E. marginata, natural size. 



4a. Enlarged, showing the ventral surface and the five ridges radiating from the large hilum. 



4b. Enlarged, showing the ventral surface of an irregular-shaped seed with the large hilum close to the 



upper end. 

 4c. Enlarged, showing the ventral surface of a Bhort, broad seed. 

 4i. Enlarged, showing the smooth, dorsal surface of an elongated seed. (King George's Sound, J. H. 



Maiden, September, 1909.) 



5. E. Preissiana, natural size. 



5a. Enlarged, showing the lateral surface of a D-shaped seed. 



56. Enlarged, showing the lateral surface of a long D-shaped seed. 



5c. Enlarged, showing the lateral surface of a very broad D-shaped seed. 



5d Enlarged, showing the ventral surface of an obliquely D-shaped seed. (Bremer Bay, Western 



Australia, J. Wellstead, May, 1919.) 



E 



