Page:The Living Flora of West Virginia and The Fossil Flora of West Virginia.pdf/77

Rh WEST VIRGINIA GEOLOGICAL SURVEY

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P. Sambuci Desm. On leaves Sambucus Canadensis, July 20, 1894 (Nuttall, 1614). P. Labruscae Thum. On living leaves Vitts cult. (Concord), Wood Co., near Lockhart's Run, 1891 (Millspaugh). On leaves of V. óesti valis and rupestris, June 29, 1894 (Nuttall, 1569). P. coRNicoLA (D. C.) Rabh. On Cornus florida, Nov. 5, 1894 (Nuttall, 1748, 638). P. CooKEi Sacc. On leaves Magnolia acuminata, Aug. 9, 1894. Sporules 15 to 20 X 6 to 7.5 /1 (Nuttall, 1655, 577). P. TiLiAE Sacc. On leaves Tilia Americana, Aug. 10, 1894. Sporules 7 to 8 X 2.5 to 3 ц (Nuttall, 1672, 579). P. Chionanthi Thum. On Chionanthus Virginica, Aug. 10, 1895. Spots darker than in type (from Portugal). Spores round or oval, 5 M or 7.5 X 5 ц (Nuttall, 1833, 724). P. LlRIodENDRICA SaCC. On leaves Liriodendron Tulipifera, June 16 and Oct. 29, 1894. Sporules 7.5 to 10 X 2 to 3 ц (Nuttall, 1 571 ). P. Liriodendri, Cke. P. Ulm i West? On leaves Ulmus pubescens, July 9. 1894. Sporules + 16 X 7.5 ц (Nuttall, 1 631, 563). P. PHOmiFORmis Sacc. On leaves Quercus Prinus and Q. alba, July 4, 1894. Sporules 15 to 30 X 6 to 8 ц (Nuttall, 1585). P. Castaneae E. & E., Proc. Phila. Acad., 1894, 357. Type habitat: On leaves Castanea pumila (not on Cas tanca vesca as originally published), July 26, 1894 (Nuttall, discov. 1639, 570). Spots orbicular, rust-color, with narrow dark-shaded mar gin. Perithccia epiphyllous, scattered on the spots, dark, semierumpent, 100 ц diameter, often collapsing. Sporules oblong, hyaline, 5 to 7 x 2 to 2.5 ц. P. Lappae Sacc. On Arctium Lappa, July 20, 1894 ( Nuttall, 161 3). P. Dioscoreae Cooke. On leaves Dioscorca zñllosa, Tune 29, 1894 (Nuttall, 1570). P. Opaca E. & E. Field Mus. Bot., 1 :io6 (1896). Type habitat : On leaves of Ilex opaca. Oct. 5, 1895 (Nuttall, discov., 1881). Spots mostly marginal or terminal, of irregular shape, i and 2 cm. across, dirty-white, with a raised subferruginous narrow border. Perithecia evenly scattered, subepidermal,