1134 



TV 



A TEXTBOOK OF THEORETICAL BOTANY 



5/s 









Fig. iio6.— Left, female flower of Tambonrissa elUptica. Right, male flower of T. lepto- 

 phyllo (Monimiaceae). Expanded receptacles bearing large numbers of sporangiate 

 parts. (After Baillon.) 



reason to doubt this, however, and to regard the cupule as formed, at least 

 in part, of an intercalary toral outgrowth bearing numerous bracteoles in 

 the shape of spines or scales. In the Lauraceae very similar cupules occur 

 which are apparently of double nature, the upper portion being calycular 



Fig. 1 1 07. — Nectandra puchitry. A, with 

 cupulate fruits. Phoebe elongata. B, Re- 

 ceptacle and perianth. C, The same, 

 with fruit in place. i = the zone at which 

 the perianth is abstricted. D, After 

 abstriction of the perianth; fruit and 

 cupule. {After Velenovsky.) 



