Page:The Living Flora of West Virginia and The Fossil Flora of West Virginia.pdf/91

Rh WEST VIRGINIA GEOLOGICAL SURVEY

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Spots light brown (wood color), irregular in shape, small. 1.5 to 2 mm., inconspicuous and indistinctly margined. Perithecia immersed, small (65 to 70 /1) barely visible with a lens. Sporules 40 to 50 x 2 to 2.5 ц, not strongly curved, nucleate, hyaline. Brassicae É. & E., Field Mus. Bot., 1 :117 (1896). Type habitat: On leaves Brassica nigra, Nov. 26, 1894 (Nuttall, discov. 1759, 646). Spots suborbicular or subangular, 3 to 4 mm. diameter, dull white with a narrow, darker and sometimes slightly raised border. Perithecia epiphyllous, numerous, sublenticu lar pale brown, coarsely cellular, broadly perforated above, 100 to 115 ц diameter. Sporules numerous, curved, obtuse, continuous, hyaline, 25 to 45 x 2 to 3 ц. Closely allied to 5". Sisymbrii Ell., but that has the spots greenish at first and never becoming more than whitish and the sporules 1 to 3-septate. Rubi West. On living leaves Rubus Canadensis, Wood Co., Lockhart's Run, 1891 (Millspaugh). On same host July 26, 1894 (Nuttall, 1627). Corm-maris Sacc. On Cornus florida, alt. 1,700 ft., July 19, 1894 (Nuttali 1612). coRNicoLA Desmz. On Cornus alternifolia, Sewell Vallev, Aug. 6, 1894 (Nuttatl, 1647). KALMIAECOLA (Schw.) B. & C. On living leaves Kalmia latifolia, 1891, Monongalia Co., at Camp Eden (Millspaugh) . OCHROleUCA B. & C. On leaves Castanea dentata, June 30, 1894. Maximum number of perithecia in a single macula 20 (.V ut tall, 1579). microsperma Peck. On Betula lenta, alt. 1,200 ft., Oct .24. 1894. Sporules + 18 x .25 ц (Nuttall, 1722). Polymniae E. & E., Proc. Phila. Acad., 1894, 368. Type habitat : On leaves Polymnia Uvedalia, June 29. 1894 (Nuttall, discov. 1595, 543). Spots, scattered, angular, limited by the veinlets, 2 to 4 mm. diameter, dirty green. Perithecia epiphyllous, minute, 75 ц diameter, scattered, innate, inconspicuous. Sporules fili form, continuous, 35 tO 50 X I tO 1.25 ц. Trautvetteriae E. & E., Proc. Phila. Acad., 1894, 368. Type habitat: On Trautvetteria Carolinensis, July 20. 1894 (Nuttall, discov. 1632, 564). Spots irregular, subangular, partly limited by the veinlets