AFRO-INDIAN REGIONS. 



435 



(No. 7) ; a third species. Delicate; leaves very narrow, at right angles. " Pahu- 



hali" near the new lava-stream, Brackenridge. 



(No. 8). Small, blackish; creeping over white Parmelia. Hilo, C. P. 



? (No. 9). Ornamental; leaves crowded, almost setiform ; no flowers. On the 



mountains behind Honolulu. 

 (No. 10). Very minute. Growing on fronds of Hymenophyllum, on the moun- 

 tains behind Honolulu. 

 Marchantia (compare Taheiti and the Feejee Islands); large thin fronds. Growing 



around a cave at the Falls near Hilo. — This, or the next species, on Mauna Haleakala, 



at the elevation of 5500 feet. 

 (No. 3) ; fronds smaller, thicker, smooth, as if scaly; flower-stem hairy. Growing 



around a cave at the Falls near Hilo, C. P. 

 Anthoceros (No. 1). Growing around a cave at the Falls near Hilo; and also, beyond the 



elevation of 3500 feet, in the forest on Mauna Kea. 

 Gen. Riccioid, (No. 1). Habit of Riccia natans, but "growing on the trunks of trees;" 



frond dichotomously divided, the segments linear. " Puna," Brackenridge. 

 Hypnum ? ; compare (No. 2) Taheiti (to Samoa). Rambling from old branches ; no fr. 



At the Northern base of Mauna Kea; and apparently the same species, ornamental and 



very long, growing on branches of trees on Mauna Haleakala, at the elevation of about 



4000 feet. 



(No. 6) ; habit of H. dendroides, but longer and less rigid. In the forest on 



Mauna Kea, at the elevation of about 3500 feet, C. P. 

 '{ (No. 7) ; a second plumose species. On the Northern base of Mauna Kea, 



below the forest. 



nov. sp., (No. 8). Plumose; very large; stems two inches. At the " saw-mill 



near Hilo," Brackenridge. 



(No. 9); or compare Splanchum ?. Beautifully plumose ; about sixteen fringe- 

 teeth. At the Northern base of Mauna Kea. 



Polytrichum (No. 2) ; the dried leaves curling. Bank near our first encampment in the 

 forest on Mauna Kea, at the elevation of about 3500 feet; rare, not seen elsewhere. 



Anyctangioid (No. 2) ; or compare Gyninostomum. Leaves closely imbricate; fr. large, 

 sessile. On trunks of trees in the forest on Mauna Kea, at the elevation of about 3500 

 feet. 



Fontinalis? (No. 1) ; compare F. minor. Abounding in a stream at the Northern base of 

 Mauna Kea. 



Dicranum (No. 3) ; leaves linear and wiry. In woods, frequent; Puna. 



? (No. 4); oblong, obtuse? leaves. "Puna," Brackenridge. 



Bartramia (No. 1). On the banks of a torrent in the forest on Mauna Kea. 



Bryum ? (No. 1). Whitish; no fr. Between Hilo and the Great Crater. 



(No. 2). Short stem; simple; long green subulate leaves; fringe of about twenty 



teeth. In the forest on Mauna Kea. 

 ? (No. 3) ; but very large ; about sixteen simple fringe-teeth. In the forest on 



Mauna Kea. 



Sphagnum (No. 1). Rare; found by Mr. Brackenridge at the "saw-mill near Hilo;" 



(a locality to be suspected, as timber may have been brought there from Oregon). 

 Orthotrichum (No. 2); calyptra concealed by conspicuous tuft of yellow hairs. " Between 



the Great Crater and Puna, on rocks and on the trunks and branches of trees, fre- 



