194 Rhodora [SEPTEMBER 
Robinson no. 249; roadside, Kingston, August 3, 1899, A. A. Eaton 
no. 150; East Kingston, June 24, 1900, A. A. Eaton; Hampton Falls, 
August 5, 1899, A. A. Eaton. 
VERMONT: woods, Hancock, bag 5, 1905, E. F. Williams; Manches- 
ter, July 21, 1898, M. A. Day no 
MASSACHUSETTS: great swamp, "Amesbury, June 24, 1899, A. A. 
Eaton no. 49; Boston, C. E. Faxon; id. W. Faxon; rich shady woods, 
West Roxbury, July 13, 1902, F. G. Floyd no. 1044; wet rich shady 
woods, Hyde Park, July 6, 1902; F. G. Floyd no. 1032A; shady 
woods, Milton, July 5, 1902, F. G. Floyd no. 1028; sandy bank, 
Concord, August 10, 1908, EF. F. Williams 
Connecticut: low woods, uktnatias July 18, 1899, C. H. Bissell. 
New York: Trout Lake, Hermo n, September 4, 1900 (two col- 
Lae’ B. D. Gilbert; Clay ville, a 25, 1899, B. D. Gilbert (type 
material of aught s A. filix-foemina rubellum); bottom woods, 
Gouverneur, July E. C. Anthony; river bank, Pine Grove, 
July 8, 1894, a Gilbort. 
PENNSYLVANIA: Friendsville, September 1, 1906, M. H. Grant. 
Ontario: Ottawa, August 21, 1915, Fr. Rolland no. 135; Plevna, 
August 11, 1902, J. Fowler 
Outo: Newark, May 6, 1905, H. A. G 
ICHIGAN: moist woods, Hamlin lake “Ludington, Mason Co., 
July 7, 1910, Ralph W. Chaney no. Phe among rocks in low places, 
Keweenaw Co., August, 1889, 0. A. F arwell], 
ILLINOIS: Lincoln, July 4, 1899, pete vd H. A. Gleason no. 778. 
WISCONSIN: Milwaukee, ee 
Minnesota: White Bear Lake, uly 17, 1885, J. H. Schuette. 
Missourt: Canton, May 30, 1906, John Davis; rich woods, Sibley, 
June 30, 1906, B. F. Bush no. 3999. 
Souta Dakota: Sylvan Lake, org Hills, altitude 6000-6500 ft., 
July 20, 1892, P. A. Rydberg no. 
GG. Pinnae acute, pan pinnules oblong, obtuse, ob- 
scurely toothed, membraneous wing along the rachis of 
the pinna strongly epsiheerat 
A. angustum var. laurentianum. 
ATHYRIUM ANGUSTUM var. laurentianum, var. nov., frondibus ac 
fertilibus ac sterilibus consimilibus membranosis, pinnis pinnatifidis 
acutis, pinnulis oblongis obscure serratis ala membranosa conjunctis, 
soris haud confluentibus ex pinnae costa remotis. 
A northeastern variety with fronds corresponding to those of young 
plants of the variety rubellum, but the ample fruiting, and the strongly 
developed rootstock indicate clearly that the plants are mature. 
The range of this plant is indicated by the following list of the speci- 
mens in the Gray Herbarium: 
Laprapor: Wabeck — August 4, 1891, Bowdoin College 
expedition to Labrador no. 
NEWFOUNDLAND: en pen on hill southwest of Tilt Cove, 
