Page:The Living Flora of West Virginia and The Fossil Flora of West Virginia.pdf/80

56 THE WEST VIRGINIA FLORA P. Smilacina (Peck) Sacc. On Smilax rotundifolia, Aug. 17, 1894. 18 X 6 to 7.5 ц (Nuttall, 1660).

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APOSPHAERIA Berk. A. i'ezizoides E. & E., Proc. Phila. Acad., 1894, 358. Type habitat: On decorticated trunks of Platanus occidentalis, Salix nigra faleata, Betula nigra, Fraxinus sp., and Liquidambar Styraciflua. on abrasions made by drift wood and ice. where it seems to grow exclusively and al ways below high-water mark, April, 1894 (Nuttall, discov. 1458,432). Perithecia erumpent-superficial, seriate-aggregate, hemis pherical, about .75 mm. diameter, with a distinct papilliform ostiolum, at length collapsing and pezizoid or discoid. Sporules elliptical or ovoid, 4 to 6 x 2.5 /u, ends obtuse. DENDROPHOMA Sacc. D. Therryana Sacc. & Roum. On Platanus occidentalis, April 19, 1894 (Nuttall, 1463).

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SPHAERONAEMA Fries. Phvsocarpi E. & E., Proc. Phila. Acad., 1894, 358. Type habitat: On dead stems Opulasler opulifolius, May, 1894 (Nuttall, discov. 1504, 484). Perithecia gregarious, erumpent-superficial. hemispherical, 150 ц diameter, with a straight, stout beak 90 to 115 ц long. Sporules narrow-elliptical, hyaline, 2 to 3-nucleate, 7 to 9 X 2.5 ¡i. iNFUSCANS E. & E. Field Mus. Bot., 1: 109 (1896). Type habitat : On dead dry wood Jugians cinerea., Dec. 5, 1894 (Nuttall, discov. 1766, 661). Perithecia gregarious, erumpent-superficial, hemispherical, brownish-black, about .25 mm. diameter, with a short cyl indrical (.33 mm.), shining-black, obtuse, perforated ostio lum. Sporules abundant, elliptical, continuous, hyaline 3 to 4 x 1.5 /1 on basidia simple or branched below, about 12 /1 long and .5 thick at the base, narrowed above. The surface of the wood is blackened. Acerin им Peck. On Acer rubfuт, June 12, 1894 (Nuttall, 1543). CORNEUM C. & E. On Onagra biennis. Jan. 21, 1895 (Nuttall, 1791, 682 in part).