130 PROCEEDINGS OF THE AMERICAN ACADEMY 



On dead leaves, Nicaragua. — Has the habit of Strigula. 



171. Meliola dichotoma, Berk. & Curt.: subiculo velutino ; pe- 

 ritheciis inagnis, appendiculis uni - bifurcatis, ramulis elongatis. 



On leaves of some climbing plant, Japan. 



CYSTOTHECA, Berk. & Curt. 



Perithecia globosa, e floccis rigidis brunneis oriunda. Ascus unicus, 

 saccule hexagono-celluloso circumdatus. — Genus pulcherrimum Myxo- 

 thecio, PisomyxcE, &c. aifine, foliis innascens. 



172. Ctstotheca Wrightii, Berk. & Curt. Forming thin choco- 

 late-colored patches on the under surface of leaves. Perithecia globose, 

 5-^ij inch in diameter, containing a single hyaline, globose, beautifully 

 reticulate sac, within which is an ascus of the same form. Sporidia in 

 our specimens imperfect. 



173. AscOMYCES DEFORMANS, Berk. Mss. (Vide Gard. Chron. 

 1856, p. 470) : candidissimum, compactum, matricem deformans. 



On Trientalis, Petropaulowski, Kamtschatka. 



174. Sph^ria CuLLUMiiE, Berk. & Cui-t. : primum cpidermide 

 tecta, subpustulata, demum nuda, subglobosa, obtusa, ore minutissimo 

 perforata ; ascis brevibus curvis ; sporidiis biseriatis clavato-lanceo- 

 latis demum uni — triseptatis. 



On leaves of Cullumia squarrosa. Cape of Good Hope. — Sporidia 

 at first simple, then binucleate, at length uniseptate, or very rarely tri- 

 septate, brown, x-^Vtr i^cli long, lanceolate, but broader at the upper 

 end. — On the same leaves there is a minute Leptostro^na, but without 

 fruit. 



Four buudred and iifty-eiglith meeting. 



January 11, 1859. — Monthly Meeting. 



The President in the chair. 



The Corresponding Secretary read letters from the War 

 Department, accompanying Vols. II. - VIII. of the Pacific 

 Railroad Surveys ; from the Minister of the Interior of the 

 Netherlands, presenting folio 14 of the Geological Maps of 

 Holland ; and from Dr. I. I. Hayes of Philadelphia, acknowl- 

 edging the receipt of a copy of the resolutions of the Acad- 

 emy upon the subject of his proposed Arctic expedition. 



