84 



Polypodiaceae. 



Asplenium viilcanicum Bl. 

 Coll. Mr. MoussET, Tengger Mts. 1912. 

 Habitat Java. 



Leaf showing strong vivipary, also on the primary and 

 secondary plantlets (fig. 2). 



Gramineae. 



Sacharum officinarum L. 



Sent by Colonel Visser, Buitenzorg, July 1912. 



Cultivated at Modjosari. 



Bifurcation of the stem. 



P a 1 m a e. 



Caryota sp. 



Coll. J. J. S. in horto bog. 



Habitat the Mai. Archipelago. 



A germinating plant, proceeding from seed of a specimen 

 cultivated v B 67 in the Buitenzorg gardens, showed from the 

 very beginning the folioles of the normally bipinnate leaf grown 

 together to a very irregular, lobed, and wrinkled w^hole, with 

 several projecting edges. The grow^th of the plant was very slow, 

 and it finally perished owing to unjudicious treatment (fig. 8). 



Cocos nucifera L. 



Coll. Mr. H. A. Baupain, Kadoe Katjang, Bantam, Java, Dec. 1912. 



Habitat the Tropics. 



Fig. 4 represents a tw^o-celled coco-nut. The cells, unequal 

 in size, both contain a seed. If these seeds had come to 

 germination, the fact could have been looked at as a case 

 of polyembryony. In the present case, however, there is a dis- 

 tinct dissepiment and consequently a clear proof that instead 

 of one, two of the cells of the ovary grew out each containing 

 its own seed. As in Palms the development of three cells of 

 the ovary is of no rare occurrence, it appears advisable not to 



