232 j. b. cleland and e. cheel. 



Explanation of Plates. 

 Plate XXIV. 



a. Aseroe rubra. A group of plants showing three specimens in 



egg-stage, two fully developed and an empty volva. 



b. Lysurus Gardneri (L. australiensis). Specimen in egg-stage 



opened at the apex to show the seven incurved free lobes 

 with the gleba inside, and an empty volva. 



c. Lysurus Gardneri (L. australiensis). Sketch of a transverse 



section of receptacle, to show cellular structure. 



d. Lysurus Gardneri (L. australiensis). Showing two of the 



lobes united at the tips. 



e. Lysurus Gardneri (L. australiensis). Fully developed plant 



with five free lobes. 



Plate XXV. 

 /. Geaster Bryantii. 



g. Aseroe rubra. Fully developed plant with volva at base. 



h. Jansia rugosa. Fully developed plant and an undeveloped 

 plant in the egg-stage. 



t. Anthurus Archeri. Fully developed plant showing two lobes 

 united at the tips with a thin membrane. 



;*. Aseroe rubra. Showing upper rugose surface of the receptacle. 

 * * * * * * 



We would like to express our indebtedness to Mr. A. G. 

 Hamilton for the photographs of Aseroe rubra, Plate XXIV (a), 

 and Plate XXV (g) and (j); of Lysurus Gardneri, Pl.te XXIV 

 (b) and (e), and of Jansia rugosa, Plate XXV (h). 



