370 Bryophyten. 



Britton, E. G., Splachnobryum in greenhouses. (The Bryol. XIII. 

 p. 116-119. pl. 11. Nov. 1910.) 



Notes on the several species of Splachnohryinn which are found 

 occasionally in greenhouses, with description of a plant found in 

 greenhouses near Philadelphia, Pennsylvania, which does not 

 seem to differ from 6'. delicatulum Broth. S. delicatulum , S. Geheehii 

 FL, and 5. Wrightü C. M. are figured. Maxon. 



Calkins, W. W., Mosses of Cook county, Illinois. (The BrvoL 

 XIII. p. 107-111. Nov. 1910.) 



An enumeration of 51 species of mosses collected within the 

 past two years in Cook count3^ Illinois, within a radiusoffrom 10 

 to 22 miles from the city of Chicago. The specimens, collected by 

 the author and determined by several specialists, are listed by 

 name, with notes on distribution, habitat, etc. Maxon. 



Fpye, T. C, Grimmia olympica, a new species. (The Br3'ol. XIII. 

 p. 51—59. pl. 7. May, 1910.) 



Includes description and detailed figures of Grimmia olympica 

 E. G. Britton, sp. nov., from Washington, the type being from 

 Queets River Valley, near Humes Glacier, in the Olympic 

 Mts., altitude 5500 ft., Frye 614, August 14, 1907. The species is com- 

 pared with G. gyrnnostotna, from which it differs in having the capsule 

 exserted on a curved seta, the perichaetial leaves without a hj^aline 

 margin and with a very short hyaline point. Maxon. 



Haynes, C. C, An enumeration of the Washington and 

 Oregon Hepaticae collected by Mr. A. S. Foster, 1904—1909. 

 (The Bryol. XII. p. o5— 71. July, 1909.) 



An enumeration of some 63 species oi Ricciaceae, Mavchaiitiaceae, 

 Metsgeriaceae, Jungermanniaceae and Anthocerotaceae collected in 

 the States of Washington and Oregon by A. S. Foster. Special 

 locality data are given under each species, with notes on habitat. 



Maxon. 



Haynes, C. C, Pleuvoclada albescefis found in United States 

 of America. (The Bryol. XIII. p. 49-50. pl. 6. Ma5^ 1910.) 



Pletiroclada albescens (Hook.) Spruce, nct known previously from 

 the United States, is now reported by the writer from Mount 

 Ranier, Washington, altitude 6500 ft., Sperry Glacier, Mon- 

 tana, altitude 7500 ft. The species is illustrated and redescribed. 



Maxon. 



Haynes, C. C, Sphaerocarpos hians sp. nov,, with a revision 

 of the genus and illustrations of the species. (Bull. 

 Torrey Bot. Club. XXXVII. p. 215—230. pl. 25-32. 1910.) 



A monographic review of ihehe^aüc gerwxs Sphaerocarpos (^Wch.) 

 Ludwig, together with illustrations of all the species, füll descrip- 

 tions and a ke^^ One species is described as new: 5". hians Haynes, 

 based upon material collected at Pullman, Washington. 



Maxon. 



