Page:The Living Flora of West Virginia and The Fossil Flora of West Virginia.pdf/57

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WEST VIRGIXIA GEOLOGICAL SURVEY 33 A. FLAVI'S Lk.. Also found on Lachnoladinis semirestitum neglected in plant press (Nuttall, 1877, 760). Conidia 4 to 6 diameter, STERIGMATOCYSTIS Cram. S. NICRA v. Tiegh. On dried peach in garden, Aug. 15, 1893 (Nuttall, 1170). L'ENCILLIUM Link. P. GLAUCUM Link. On Hydium sp. and Polyporus varians, Aug. 16, 1893 (Nuttall, 1164, 136). BOTRYTIS Mich. B. OLIVACEA E. & E. Field Mus. Bot., 1:88 (1896). TYPE HABITAT: On dead log. Short Creek, alt. 1,800 ft., Feb. 26, 1894 (Nuttall, discov. 1411, 381). Fungi Columbiana, 593. N. A. F., 3187. Forming thin olivaceous patches 2 to 4 cm. in extent, composed of olive-brown, septate threads, about 4 u thick, and dichotomously or oppositely branched above, the short (15 to 25 ) branches sub-attenuated above, and bearing the obovate or elliptical, olive-brown, 6 to 8 x 4 to 4.5 m conidia at their tips. B. TORTA E. & E., Proc. Phila. Acad., 1894, 375. TYPE HABITAT: On dead leaves Care: Fraseri, Dec. 1o. 183 (Nuttall, discov. 1248, 257). Hyphæ siniple, sparingly branched, twisted above as in B streptothrix or in Streptothrir atra B. & C., brown, 80 to 100 X 3 to 4 M, forming numerous small brownish-black tufts, effused or gregarious, on both sides of the leaf. Conidia elliptical brown, 5 to 6.5 x 3 to 3.5 ft. Differs from B. streptothrir (C. & E.) in its much smaller conidia and more dwarfish growth. B. VULGARIS Fr. On leaves Magnolia Fraseri, alt. 2,000 ft., July 12, 1893: on burs of Xanthium Canadense, Nov. 1, 1893; on pedicels of Ipomoea pandurata, Feb. 17, 1894; on decaying Brassica oleracea, Jan. 18, 1894; on Cicuta maculata, March 18, 1894 (Nuttall, 116). VERTICILLIUM Nees, V. OSTEOPHILUM E. & E.. Field. Mus. Bot., 1:89 (1896). TYPE HABITAT: On jaw bone of calf, in woods, Nov. 27, 1894 (Nuttall, discov. 1761, 647). Digišzed by Google