488 



DISTRIBUTION OF PLANTS. 



but the sori .seeming fewer and larger, growing throughout the forest on Mauna Kea, 

 from the saw-inill to tlie upper margin, or from the elevation of 2000 to G700 feet. 



(No. 36); like A. ruta-muraria, hut larger; frond tripinn., the pinn. dentate. 



On Mauna Eoa, at the elevation of 12,200 feet, "a quarter of a mile above the 2d Sta- 

 tion," Brackenridge. On IMauna Haleakala, to the elevation of 9.500 feet. On the 

 Mauna Kaala ridge. And on the tabular summit of Tauai. 



Jungermannia. Various species observed, growing at the elevation of 6700 feet on the 

 North flank of Mauna Haleakala. 



Hjpnum (No. 10); near II. plumosum, but more dist. branch.; ornamental. In a cave 

 on Jlauna Roa, at the elevation of about 9200 feet. 



Anyctangioid (No. b) ; seeming a congener of No. 2, but having a fringe of about twelve 

 teeth in a single sei'ies ; leaves narrower. In the pastoral district on Mauna Kea, 



Br) uni ? (bis lower down). On Mauna Haleakala, at the elevation of 10,000 feet. Per- 

 haps the same species, in the pastoral district on Mauna Kea, tenderly herbaceous, 

 green, atid silky. 



Gen. Bryoid, (No. 1); full of short branches at right angles. In dense tufts, a foot or 

 more in diameter, often covering holes and crevices in the immediate neighborhood of 

 the Great Crater. Growing also in the pastoral district on Mauna Kea, the leaves ter- 

 minating in a white bristly point; and lower down, at the elevation of only 2000 feet, 

 tlie fringe-teeth not made out. Also on IMauna Haleakala, at the elevation of 6700 feet. 



■ ■? (No. 2) ; seeniing distinct Stems tall ; the leaves curled ; fringe-teeth about 



twelve. In the pastoral district on Mauna Kea. 



Orthotrichum ? (No. 3). In a cave on Mauna Boa, at the elevation of about 9200 feet. 

 Perhaps, the "moss" found by Capt. Wilkes in a slight steani-crevice on the summit 

 of Mauna Boa. — Three species of Mosses were growing on Mauna Kea at the elevation 

 of 11,000 feet. 



Encalypta (No. 1). Fre(|uent on the trunks of the Edwardsia trees in the pastoral 



district on Mauna Kea. 

 Tortula ? (No. 1). On the North flaidc of Mauna Haleakala. 



Parmelia? (bis No. 6 lower down) ; Sticta-like, with a yellow margin. On Mauna Halea- 

 kala, to the elevation of 8000 feet. 

 (No. 7) ; near P. parietina. On Mauna Kea, at the elevation of 11,000 feet. 



And near the summit of 3Iauna Haleakala. 

 Usnea (bis lower down). In the pastoral district on Mauna Kea, to the elevation of 



10,000 feet. On Mauna Haleakala, growing on bushes, at the elevation of 7500 feet. 

 Cenomyce rangiferina, (No. 4, bis United States and Terra del Fuego) ; the rein-deer 



lichen. Growing on the ground in the environs of the Great Crater, and frecjuent at 



the elevation of 6500 feet on Mauna Boa. 

 Endocarpus (No. 1); smaller and thinner than Gyrophora ; exceedingly brittle, the under 



surface bristly. On Mauna Kea, at the elevation of 11,000 feet. 

 Lecauora ? (No. 1) ; white; no fructification. On Mauna Kea, as far as the elevation of 



11,500 feet. 



? (No. 2); Parmelia-like, but crustaceous. On the bark of Edwardsia trees?, ia 



the pastoral district on Mauna Kea. 

 Lecidea geographica ? (No. 1, bis alpine summits in New Hampshire, and in Terra del 



Fuego). On Mauna Kea, from the elevation of 11,000 to 12,000 feet. On Mauna 



Haleakala, at the elevation of 10,000 feet. 



