292 A MANUAL OF MOSSES 



Washington : Linn and Simonton. (Porter's Cata- 

 logue) ; on log on shaded hillside, three 

 miles southwest of Library, April 22, 

 1906. O. E. J. 

 2. Campylium chrysophyllum (Bridel) Bryhn. 

 (Hypnum chrysophyllum Bridel ; Chrysohypnum chrysophyllwm 

 Loeske; Amblystegium chrysophyllum DeNotaris). 



(Plate X LI) 

 Cespitose in low, lax, or dense, bright golden-green tufts: 

 stems slender, rather long, prostrate, more or less regularly 

 pinnate, the branchlets erect or spreading; leaves close, small, 

 1-L5X0.4— 0.7 mm., squarrose-spreading from a sub-clasping 

 base, sometimes secund, stem-leaves ovate-cordate to tri- 

 angular-cordate, decurrent, narrowed abruptly to a long some- 

 what channeled acumination, entire or very slightly denticu- 

 late at base; branch-leaves similar but smaller and narrower; 

 costa single, reaching about to the middle or higher ; median 

 leaf-cells about 5-10:1, about .005-.010 mm. wide, rather in- 

 crassate, the alar forming a group of small, incrassate, sub- 

 ppaque, sub-quadrate cells: seta castaneous, about 2-2.5 cm. long, 

 slender, flexuous ; capsule oblong-cylindric, inclined to horizontal, 

 arcuate, castaneous to orange ; annulus large, compound ; peris- 

 tome normally hypnoid, the teeth yellowish, hyaline-margined, 

 strongly trabeculate, dorsally lamellate, cross-striolate below, 

 hyaline and papillose above ; the segments not usually carinate- 

 ly split, the cilia stout, nodose, 2 or 3, and about as long as 

 segments, basal membrane one-half as high as segments; 

 spores in early summer, light brown, smooth, .010- .012 mm.: 

 dioicous. 



On earth, stones, roots of trees, etc., in moist places; Eu- 

 rope, Asia, and, in North America, from Canada to Louisiana. 

 Common in our region. 



Allegheny : Laschell Hollow, June 15, 1902. J. A. S. ; 

 Schenley Park, Pittsburgh, August 20, 

 1905, Power's Run, June 17, 1909, Guya- 

 suta Hollow, October 25, 1908. O. E. J. 

 Beaver : Beaver Falls, May 14, 1907. O. E. J. 



Crawford : Pymatuning Swamp, Linesville, May 10- 



11, 1906, and May 12, 1908. O. E. J. 

 (Figured). 

 Fayette : Ohio Pyle, May 13, 1905, May 30-31, 1908. 



O. E. J. ; Ohio Pyle, September 1-3, 1906. 

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

 Westmoreland : Hillside, May 23, 1908. O. E. J. 

 McKean : Langmade, April 28, 1897, and Marilla 



Brook, August 28, 1898, near Bradford. 

 D. A. B. 



