AFRO-INDIAN REGIONS. 



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Mucuna (compare No. 1 Taheiti to Tongatabu) ; under surface of the dried leaflets 

 whitish and sericeous ; pods swelling, hispid, with several oblique alaj. " Northern 

 base of Mauna Kea," Brackenridge. 



(No. 4) ; leaves smooth, the under surface green ; hairs on the calyx ; flowers in 



a dense cluster, green ; pod smooth and devoid of oblique alas. Seen only at the 

 spring or natural reservoir, at the elevation of about fifteen hundred feet back of Kaimo 

 on Hawaii. 



(Gen. Mucunoid) ; bis (No. 1) Feejee Islands. Leaflets ovate, roundish, smooth on both 

 sides, with stipels at base of petioles ; scarlet Erythrinoid flowers. Growing in wild 

 situations in woods, on Oahu, and also near Hilo. 



Kennedyoid (No. 3) ; compare Canavalia ? second sp. A vine, leaves thin, penninerved ; 

 flowers purple, with a long carina. On the Mauna Kaala ridge, and elsewhere. 



Canavalia (compare No. 1 Samoa to the Feejee Islands), but the pod seeming larger; 

 leaves penninerved. Tauai ; and along the Northern coast of Hawaii. 



Erythrina monosperma. Hook. (No. 3) ; a remarkable species ; well-named, but the pod 

 sometimes having two seeds. A small tree. Growing on the Southern flank of the 

 Mauna Kaala ridge, and along the Southeast coast of Hawaii. 



Guilandina; bis (No. 1 Samoa to the) Feejee Islands. Frequent along the sea-coast. 



nov. sp., (No. 8); flowers yellow; seeds dark brown. Growing in the Interior, 



and not seen within a. mile of the sea; somewhat rare. 



Acacia heterophylla, (No. 3) ; the " koe." One of the two principal forest-trees of the 

 Hawaiian Islands ; seen ninety feet high with the trunk five feet in diameter, and 

 stocks of larger growth were spoken of. Intermediate in character between the pin- 

 nate-leaved and the phyllodia-bearing species ; phyllodia being present in every stage 

 of development, or more or less free from pinnae of leaflets. 



Osteomeles anthyllidifolia, (No. 1) ; near Sorbus. A straggling clustered shrub, four to 

 eight feet high ; the fruit white, sweet, and astringent. Frequent throughout the 

 Group, from the elevation of 1000 to 4500 feet on Mauna Roa, and to G500 feet on 

 Mauna Ilaleakala. 



Rubus (No. 2) ; flowers red, large, resembling those of R. odoratus. Usually a shrub ; 

 but in the deep forest on Mauna Kea, arborescent, thirty feet high, with a smooth 

 trunk five inches in diameter. Occurring abundantly as a shrub on Tauai, Mauna 

 Haleakala, around the Great Crater, and elsewhere ; on the Windward flank of Mauna 

 Kea, extending from the elevation of 1500 to 7500 feet. 



Lythrum (No. 1 ; compare Chili and Peru); flowers purple, and rather small. Abound- 

 ing between Hilo and the Great Crater; and in moist places, very generally diff'used 

 throughout the Group. 



Gen. Myrtac. (No. 1). A tree " twenty feet high ;" leaves long-obovate ; axillary. 



Cajanus Indicus, (No. 1). Introduced by colonial Whites ; and now often cultivated by 

 the natives. 



Poinciana pulcherrima, (bis Taheiti to Tongatabu) ; always remaining a shrub. Seen 



only in the gardens of colonial Whites. 

 Cassia Occidentalis, (No. 8, bis Taheiti to Tongatabu). Naturalized in waste places ; 



and growing in wild situations on the lava-covered Southeast portion of Hawaii. 



( scandeiis. Introduced, and cultivated for ornament, by colonial Whites.) 



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