190 



branched stem and ovate-lanceolate leaves, giving it the general 

 aspect of our cultivated mock-orange or Philadelphus. 



There are many species of Pandanus in cultivation, showing 

 all sorts of variation in habit. The trunks may be straight or 

 crooked, erect or branching; the prop-roots few or many, thick 

 or slender, straight or crooked, smooth or covered with lichens; 

 the leaves long or short, green or glaucous, spreading or erect, 

 straight or flexuous. One species, with very numerous branching 

 prop-roots and divergent freely branched stems, receives and 

 deserves the name Pandanus labyrinthicus . The prop-roots of 

 one unnamed species are enormous, standing out perfectly 



Fig. 19. 



Pandanus sp. with unusually large prop-roots. 



straight at an angle of 45° from the stem, and reaching a diam- 

 eter of six inches. Even these huge roots terminate in a regular 

 root-cap, four inches in length and diameter. This particular 

 tree was at least forty feet tall, with only three branches, and 

 with leaves ten feet long. Many species bear fruit, varying 

 from one to six inches in diameter, yellow or red in color, and 

 looking rather like a pineapple. They fall to the ground when 

 still hard, and decay under the trees, unless picked up by the 

 natives. 



Across from the pandan collection an opaque hedge of shrub- 



