AFRO-INDIAN REGIONS. 487 



of the lava-surface at the elevation of G500 feet. On Mauna Haleakala, at the eleva- 

 tion of 6700 feet. 



Botvychium (No. 1) ; near B. fumarioides, but taller, and a short stem. " In deep 

 woods in the district of Puna," rare, Brackenridge. Growing also, on the tabular sum- 

 mit of Tauai. 



Polypodium (No. 24) ; like P. vulgare, but larger. Frequent in the environs of the 

 Great Crater, but becoming more rare on Mauna Boa; though extending fi'om the ele- 

 vation of 3000 to 9300 feet. On the " North flank of IMauna Kaala, at the elevation of 

 fifteen hundred feet," Rich and Brackenridge. And on the tabular summit of Tauai. 



(No. -5); frond narrow, lanceolate, rigid; sori in two rows, large. On trunks of 



trees in the environs of the Great Crater ; and on the ground, in a cave at the eleva- 

 tion of 6200 feet on Mauna Boa. On Mauna Haleakala, to the elevation of 8000 feet. 



Pteris (bis No. 1 lower down, and compare Taheiti to the Feejee Islands, and) P. aquilina. 

 At the elevation of 6500 feet on Mauna Boa, very rare. On Mauna Kea, to the eleva- 

 tion of 11,200 feet. And on Mauna Haleakala, from the elevation of 2000 to Q.iOO 

 feet. 



(No. 16) ; near P. palmata and P. geraniifolia, but more divided. At the upper 



base of Mauna lloa. And apparently the same species in the pastoral district on 

 jMauna Kca. 



(No. 17) ; referred by Mr. Brackenridge to "P. ternifolia of the Peruvian Andes." 



Ill the environs of the Great Crater and on Mauna Boa, from the elevation of 1500 to 

 10,000 feet. On Mauna Kea, to the elevation of 11,500 feet. On Mauna Haleakala, 

 commencing at the elevation of 3500 feet. Growing also on the tabular summit of 

 Tauai. 



Aspidium (bis No. 10 lower down). Frequent in the inferior portion of the pastoral district 



on Mauna Kea. The sp. with rectangular subdivisions growing also on the North flunk 



of 31auna Haleakala, as far as the elevation of 7200 feet. 

 (bis No. 12 lower down). The paleaceous sp. of Mauna Kea growing on the 



North flank of Mauna Haleakala, as far as the elevation of 7200 feet. 

 (No. 17); rachis paleaceous; frond narrow, bipinn., the pinn. dentate. On 



Mauna Kea, along the upper limit of the P^dwardsia trees, at the elevation of about 



9500 feet; rare. 



nov. sp., (No. 18) ; frond bipinn. ; the segments quadrangular, toothed at apex ; 



paleae on the rachis ; no fructification. In the pastoral district on Mauna Kea, the 

 precise locality not recollected. 



Woodsioid (No. 1). Small, eight inches high; frond tenderly herbaceous, bipinn., nar- 

 row; indusium half-adhering, tent-shaped or with a central apex. On Mauna Kea, at 

 the elevation of 9500 feet, rare. Apparently the same species, on Mauna Halea- 

 kala; on the Mauna Kaala ridge; and (recorded as) Asplenium with almost Woodsia 

 habit, on Mauna Boa, from the elevation of 6 100 to 9500 feet, growing in cracks of the 

 lava-surface. 



(No. 2). Fronds bipinn., four to six inches high; often only one or two inches 



high and simply pinn. and lobed. On the face of a rock on the North flank of Mauna 

 Haleakala, at the elevation of 7700 feet. 



Asplenium '/ (No. 35) ; habit of Trichomanes ; sori several. On Mauna Boa, from the 

 elevation of 6100 to 9500 feet. On Mauna Kea, to the elevation of 12,000 feet. On 

 Mauna Haleakala, from the elevation of 3500 to 10,000 feet. Perhaps tiie same species, 



