MYRTACE^E 541 



Cotyledons very large, foliaceous, aerial, palmately seven- to 

 eleven-nerved and -lobed, reticulated, glabrous, membranous, sbining, 

 shortly petiolate, 5-6 cm. long including the petiole, 4-5-5 -2 cm. 

 wide ; middle segment lanceolate, obtuse, by far the longest, the 



FIG. 350. Bertholletia excelsa. Nat. siz 



others gradually becoming shorter towards the base ; petiole 2-5- 

 3 mm. long. 



Stem erect or arching, terete, pubescent, more or less flexuose, 

 ultimately woody; Istinternode 4 mm. long; 2nd 7 mm.; the others 

 gradually becoming a little longer. 



