XVI INTRODUCTION. 
Besides these the following 24 species are considered to have 
been introduced by natives in prehistorical times*: Calophyllum 
Inophyllum, W., Paritium tiliaceum, St. Hil., Thespesia populnea, 
Corr., Eugenia (Jambosa) Malaccensis, L., Lagenaria vulgaris, Ser., 
Cucurbita maxima, Duch., Cordia subcordata, Lam., Ipomoea Batatas, 
Lam., Broussonettia papyrifera, Vent., Artocarpus incisa, L. f., 
?Boehmeria stipularis, Wedd., ?Aleurites Moluccana, Willd., Piper 
methysticum, Forst., Cocos nucifera, L., Colocasia antiquorum, Schott, 
Alocasia macrorrhiza, Schott, Musa sapientum. L., ?Zingiber 
Zerumbet, Rose., Curcuma longa, L., Tacca pinnatifida, Forst., 
Dioscorea pentaphylla, \.., Dioscorea sativa, L., Cordyline terminalis, 
Kth., Saccharum offcinarum, 1. 
They all extend through the whole of Polynesia into Malaysia, 
and have accompanied the Maoli race in their migrations, yielding 
them food, intoxicating beverage, and material for cloth, rope, 
and other domestic uses, while some were associated with religious 
worship or esteemed as littoral shade trees. The seedless bread- 
fruit tree, the sugar-cane, banana, taro, ete., could not possibly 
have reached the islands by any other than human agency. That 
the natives in remote times made voyages to southern island 
ps is abundantly established by their old meles or songs, 
In them the names Kahiki, Raiatea, Bolobola — islands of the 
Society group — are mentioned, as also the headland on the 
island from which they used to start; and the time of the year 
thus traversed, without compass, in open canoes, one is struck 
 * This list did not accompany the manuscript, but was copied from a memorandum 
found among the author’s papers. W. F. H. won 
