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NORTH AMERICAN MUSCI PLEUROCARPI. 
By Dr. A. J. Grout. 
The eleventh fascicle of the above exsiccati, issued by Dr. A. J. Grout, 
appeared during the past summer and contains numbers 251 to 275, besides 
additional material of certain earlier numbers. Special attention should be 
called to the interesting material from Florida and from the west coast, which 
is being issued in these sets. The following species are of especial- note in 
the present fascicle: Alsia Calif ornica, Sull., (c. fr.), Brachythecium 
lampochryseum , C. M. & K., B. salebrosum mamilligerum (Kindb.) Grout, 
B. splendens, Aust., Fontinalis Neo-Mexicana Columbica, Card, (type col- 
lection), Hookeria cruceana , Duby, Hypnum Bestii , Ren. & Bryhn, H. 
occidentals, Sull. & Lesqr., Leptodon Floridanus , Lindb., Raphidostegium 
Kegelianum Floridanum , Ren. & Card. Edward B. Chamberlain. 
OFFERINGS. 
To Chapter Members only. For postage. 
Mrs. Mary A. Stevens, 39 Columbia street, Brookline, Mass. Ulota phyl- 
lantha Brid. 
Mr. Edward B. Chamberlain, 519 West 121st street, New York City. Neck- 
era pennata Hedw. 
Dr. John W. Bailey, 405-406 Walker Building, Seattle, Wash. Fissidens 
rufulus B. & S. ; Hypnurn circinale Hook. 
Mrs. Annie Morrill Smith, 78 Orange street, Brooklyn, New York. Plagio- 
thecium undulatum (L.) B. & S. ; Neckera Menziesii Hook.: Hylocom- 
ium loreum (L.) B. & S. ; H. triquetrum (L.) B. & S. Collected by A. J. 
Hill in British Columbia. 
Prof. J. Franklin Collins, 468 Hope street, Providence, R. I. Paludella 
squarrosa (L.) Brid. st. Collected in the Gaspe Peninsula. 
Dr. John L. Sheldon, Morgantown, West Virginia. An odd form of Scap- 
ania nemorosa Dumort. Duplicate det. by Muller. Collected at Sabra- 
ton, W. Va. 
Miss Mary F. Miller, 1109 M. street, Washington, D. C. Umbilicaria pustu- 
lata (L.) Hoffm.; U. Dillenii Tuckerm. Collected at Gapland, Md. 
top of Elk Ridge Mt. 
