244 



THE BOTANICAL MAG A /INK, 



[Vol. XXIX. No. 346. 



14. Hemigraphidetum reptar.tis. 



15. Panicetum sanguinalis. 



16. Peperomietum pellucidae. 



17. Cenchretum calyculati. 



18. Fleuryetum ruderalis. 



19. Vernonietum cinerae. 



20. Piletum microphyllae. 



Pemphis acidula forms dense littoral thickets reaching down 

 to the high-tide-level, along the lagoon side of atoll. Next come 

 Scaevola frutescens and Tournefortia argentea on either shore, 

 especially the Scaevola forming a thick impenetrable mass. As- 

 sociated with them are Guettarda speciosa and AUophylus 

 timorensis, and frequently Morinda citrifolia,Triumfetta procum- 

 bens and Barringtonia speciosa. Within this mass of bushes 

 come Coconut palms and Screw-pines, the former have been 

 artificially planted only in a few places, but over the larger part 

 of the island they have grown wild. The undergrowth beneath 

 the palm-forest is often veiw thick, consisting generally of 



A. MATSTT3IURA phot. 



The halophilous forest and bushland. Pemphis on the left, 

 Scaevola on the right, and COCOS forest on the back. 



