OF \VESTERX PENNSYLVANIA 



313 



leaves lance-ovate to lanceolate, about 0.5-1.5 mm. long, short- 

 acuminate, otherwise similar to the stem-leaves ; median leaf- 

 cells linear-flexuose, about 12-20:1, prosenchymatous, the alar 

 inflated, rather incrassate, large, forming a quite distinct 

 auricle, bordered above by a few considerably smaller and 

 chlorophyllose cells ; costa rudimentary or none, or double and 

 short ; perichzetial leaves spreading, abruptly filiform-acumi- 

 nate, the inner non-plicate ; paraphyllia large and numerous : 

 seta about 2.5 cm. long, lustrous, castaneous, when dry sinis- 

 trorse ; capsule long-cylindric, dull-castaneous, curved, sub- 

 erect to more or less inclined, about 4-6:1, urn about 2.5-3 

 mm. long, the lid conic and obliquely short-rostrate; peris- 

 tome-teeth confluent at base, transversely striolate and yel- 

 lowish below, strongly trabeculate, the divisural and the dorsal 

 lamellae usually faint; segments slightly carinately cleft, be- 

 low more or less faintly transversely striolate-papillose. above 

 papillose, about as long as the teeth ; cilia usually single and 

 shorter, sometimes two and rudimentary, or sometimes none, 

 articulate ; spores granulose, yellowish-brown, somewhat in- 

 crassate, about .015-.016 mm., mature in late fall or winter. 



On earth, humus, rocks\ rotten logs, etc., in woods; Eu- 

 rope, Asia, and, in North America, from Nova Scotia to Mon- 

 tana and southwards to the Gulf States. Very common in our 

 region. 



: Thirteen pockets determined from various 

 ravines and hollows in the countv. Fisr- 



- o 



tired from specimens from V\ ikhvood 

 Road Hollow, November 10. 1908. O. E. 

 J. and G. K. J. 



: Kittanning. D. R. Sumstine. 1904. 



: Swampy woods near Crider's Corners. 

 April 26, and December 29. 1908. O. E. J. 



: Ebensburg. T. P. James. (Porter's Cata- 

 logue). 



: Pymatuning Swamp. Linesville. May 18, 

 1905. O. E. J.; Hartstown, May 29-31, 

 1909. O. E. J. and G. K. J. 



: McMinn. (Porter's Catalogue ). 



: Ohio Pyle, September 1-3. 1907. O. E. J. 



and G/K. J. 

 : Four localities near Bradford, 1894-1896. 



D. A. B. 



Allec'henv 



Armstrong 

 Butler 



Cambria 



Crawford 



Elk 

 Fayette 



McKean 



