AFRO-INDIAN REGIONS. 



293 



Myrtus ? (No. 2) ; leaves an inch long, ovate, subsessile ; calyx apparently 5-fid ; style 

 single ; fruit sessile, of the size of a cherry. On the niountain-ridge in Tutuila, at the 

 elevation of two thousand feet. 



(Syzygium, No. 1); gen. Myrtac. A small tree; leaves short-petioled, elliptical, acute 

 at each end; inflorescence terminal, corymbose; margin of calyx nearly even. Fre- 

 quent at the elevation of five hundred feet on Tutuila, on ridge exposed to the sea. 



( ?, No. 2); gen. Myrtac. Leaves oblong, acute at each end, the under surface 



whitish; terminal, opposite-branched panicles ; calyx turbinate, the margin nearly en- 

 tire ; petals and fruit not seen. Upolu and Savaii, growing along the coast. 



( ?, No. 3) ; congeneric with the last, forming perhaps a second species. The 



leaves green on both sides. Savaii. 



(Metrosideros No. 2) ; differing from the Taheitian species. A spreading tree, thirty feet 

 high, with the trunk a foot in diameter; the leaves smooth; the flowers scarlet, but not 

 very showy. On the mountain-ridge in Tutuila, at the elevation of eighteen hundred 

 feet; rare, and no specimens. 



Gen. (Syzygioid, No. 1) ; Myrtac. Leaves petioled, oblong-elliptic, eight inches by two ; a 

 terminal panicle; calyx 4-fid. "Upolu," Rich and Brackenridge. 



( ?, No. 2) ; Myrtac. Leaves obovate, reticulate, entire, pellucidly-punctate ; 



terminal, opposite-branched corymbs ; calyx turbinate, corticose, slightly 4-fid ; stamens 

 very long and numerous. " Sea-rocks of Tutuila," Brackenridge ; and observed by 

 myself on Savaii. 



Barringtonia speciosa, (bis No. 1 Metia and Taheiti). Tutuila and Savaii ; abundant. 



racemosa. Lam. (No. 2) ; a second species. A large, weak-stemmed shrub, 



having the habit of Marcgraavia, and very long, pendulous racemes ; calyx 4-fid ; petals 

 four; stamens red, and exceedingly numerous ; style single. Tutuila, growing along 

 the banks of streams. 



(Melothria Samoensis of Gray?, No. 1); gen. Cucurbitac. Slender, creeping, with del- 

 toid, many-angled, denticulate leaves, and small white flowers. Frequent on Tutuila 

 and Upolu. 



(Lufla insularum of Gray, No. 1) ; leaves with a deep sinus at base, 5-angled, denticu- 

 late ; fruit oblong, two inches in length, the interior fibrous. Upolu. 



; compare the preceding species. Leaves 7-angled, denticulate, scabriusc; flowers 



of medium size, yellow, and in long racemes; the fruit not seen. Savaii, ascending 

 trees. 



(Citrullus) ; the water-melon. Introduced; probably from the United States, (by trading 

 and colonial Whites) ; the fruit inferior to that produced in New Jersey. 



Carica papaya, (bis Metia and Taheiti, and No. 1 Tropical America). Cultivated on 

 Tutuila and Savaii. 



Portulaca (No. -3); smaller and more delicate than P. oleracea. Prostrate, multicaul ; 



hairs at the base of the leaves ; five yellow petals. Introduced (by aboriginal settlers), 



and growing only around houses. Savaii. 

 Hydrocotyle (No. 1). Creeping; leaves reniform, dentato-crenate, the crenaturcs rather 



large ; fruit axillary, pedicelled. Introduced (by aboriginal settlers), and growing only 



around houses. Savaii. 



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