FUNGI OF IMPORTANCE IX THE DECAY OF TIMBERS. 45 
(26) Jaczewski. Arthui; de. 
1910. Note sur le geotropisme er le phototropisme chez les champig- 
nons. In Bui. Soo. Mycol. France, t. 26. fase. 4. p. 404-10S, 
6 fig. 
(27) Keitt, G. W. 
1915. Simple technique for isolating single-spore strains of certain 
types of fungi. In Phytopathology, v. 5, no. 5, p. 266-269, 
1 fig. 
(28) Learn, C. D. 
1912. Studies on Pleurotus ostreatus Jacqu. and Pleurotus ulmarius 
Bull. In Ann. Mycol.. v. 10, no. 6. p. 542-556. pi. 16-18. 
Bibliography, p. 552-554. 
(29) Long, W. H.. and Harsch. R. M. 
1918. Pure cultures of wood-rotting fungi on artificial media. In 
Jour. Agr. Research, v. 12. uo. 2, p. 33-82. Literature cited. 
p. Sl-82. 
(30) Ludwig, Friedkich. 
1880. Ptychogaster albus Corda, die Conidiengeneration von Polyporus 
Ptychogaster n. sp. In Ztschr. Gesam. Naturw.. Bd. 53. (Folg. 
3, Bd. 5), p. 424-431, pi. 13-14. 
(31) Lyman, George Richard. 
1907. Culture studies on polymorphism of Hymenomycetes. In Proc. 
Boston Soc. Nat. Hist., v. 33, no. 4, p. 125-209, pi. 18-26. 
Literature, p. 203-209. 
(32) Marryat, Dorothea C. E. 
1908. Chlamydospore-formation in the basidioruycete Pleurotus sub- 
palmatus. In- New Phytol.. v. 7. no. 1, p. 17-22, 1 fig., pi. 1. 
(33) Mas see, George. 
1889-90. A monograph of the Thelephoreae. In Jour. Linn. Soc. 
[London], Bot., v. 25, no. 170, p. 107-155, pi. 45-47. 1889; v. 
27, no. 181-182, p. 95-204, pi. 5-7, 1890. 
(34) Matritchot, Louis. 
1897. Recherches biologiques sur les champignons. In Rev. Gen. Bot., 
t. 9, no. 99, p. 81-102, fig. 16-34, pi. 4. 
(35) Mez, Carl. 
1908. Der Hausschwamm und die iibrigen holzzerstbrenden Pilze der 
menschlichen Wohnungen. Ihre Erkennung, Bedeutung und 
Bekampfung. 7. 260 p., 90 fig., 1 col. pi. Dresden. Nachweis 
der im Buch zitierten Literatur, p. 250-254. 
(36) Moller, Alfred. 
1907. Hausschwammuntersuchungen. In his Hausschwammforschungen 
in amtlichem Auftrage, Heft 1. p. 29-52, pi. 1-5. Jena, 
i 37) Munch, Ernst. 
1909. Lber die Lebensweise des " Winterpilzes," Collybia velutipes 
Curt. In Naturw. Ztschr. Land u. Forstw., Jahrg. 7. Heft 12, 
p. 569-577. 3 fig. 
(38) Murrill, W. A. 
1915. Agaricales. Agaricacese. 26. Lentodium Morgan. In- No. Amer. 
Flora, v. 9, pt. 4, p. 296. New York. 
