REPORT OF THE STATE BOTANIST FOR I924 67 



250 [x in diameter at the base, 150 /a high. Asci subcylindrical, 

 mostly reducing in size toward the summit, 60-70 x 10 /x paraphy- 

 sate ; sporidia three septate, hyaline, rounded at both ends, uniformly 

 narrowing from base {zY^'^SY^ f^ wide) to siunmit (25^-3 jx wide), 

 and 16-27 H- ""i length. 



On dead culms of Phragmitis Phragmitis (L). Karst., 

 Long Beach, Long Island. H. D. House, May 10, 1922. 



Acrospermum cuneolum Dearness & House, sp. nov. 



Perithecia thickly scattered, particularly in the angles of the 

 branchlets, erumpent, dark brown, wedge-shaped; edge 170 /x thick 

 at base, 50 /a at top, side 600-50 fx long, 300 /x wide, concentrically 

 ridged. Asci various in length, up to 550 /x, 6-7 /a in width, some of 

 them elongated to 50-80 /x below the sporidia; paraphyses filiform. 

 Sporidia smoky hyaline in mass, filiform, various in length, the 

 longest ones measuring over 500 fx in length by i /x in thickness. 



On dead twigs of Acer spicatum Lam. Newcomb, Essex 

 county. H. D. House, June 8, 1922. 



Ostropa mellea Dearness & House, sp. nov. 



Apothecia scattered, sparse, seated in the decorticated wood, 

 externally white, furfuraceous, melleus or salmon-colored in the 

 center of the disc, the stroma and dark part of the perithecial wall 

 concealed, the exposed cushion circular, .5-75 mm in diameter, ris- 

 ing .25-.28 mm above the wood. Asci linear-cylindrical, 300-500 

 X 6-9 fx, exceeded 20-60 p. by the linear paraphyses which are 

 1-.!^ IX thick. Conidia filiform, nearly as long as their containing 

 asci, multiseptate, the septation made plain by staining, i /i thick. 



On decorticated wood of Platan us occidentalis L. 

 Charlotte, Vermont. C. G. Pringle 490. 1880. 



PYRENOMYCETES 

 Dimerosporium balsamicola (Peck) E. & E. 

 Newcomb, Essex county, on dead leaves of Abies balsamea 

 (L.) Mill. H. D. House, June 12, 1921. 



Meliola Cookeana Sacc. 

 On leaves of S o 1 a n u m sp. Orange river valley near Juan Diaz, 

 Panama. E. P. Killip, November 11, 191 7. Appendages few, 200 

 X 10 fx, apex entire. A form on Bradbury a angustifolia 

 (H. B. K.) Kuntze, collected by Killip on the upper Juan Diaz river, 

 Panama, October 23, 1917, is apparently the same species; the 



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