1905] Fernald,—— North American Species of Eriophorum 91 
32,285) : MAINE, larch swamps, St. Francis River, Aug. 13, 1902; 
swale, St. Francis, June 18, 1898 —no. 2085; marl, Fort Fairfield, 
June 22, 1898 — no. 2084; cedar swamp, Blaine, June 23, 1898 — 
no. 2083; wet meadows, Island Falls, June 10, 1898 — no. 2082; 
low woods and thickets, Dover, June 24, 1895 — no. 224 (all M. Z. 
Fernald): New HAMPSHIRE, Flume, Franconia, June 29, 1855 
(Wm. Boott) ; wet meadow, Crawford, July 1, 1898 (Æ. +. Willams) : 
VERMONT, Manchester, July 5, 1898 (M. A. Day, no. 289): Massa- 
CHUSETTS, Ashburnham, June 22, 1896 (S. Harris); vicinity of Bos- 
ton, 1892 (Biltmore Herb., no. 373a) ; open wet ground, Buckland, 
May 30, 1902 (F. & Forbes); swale, Williamstown, May 31, 1898 
(J. R. Churchill): Ruope IsLaND, North Providence, May, 1846 
(G. Thurber); Morris Swamp, Providence, May 24, 1891 (/. & Col 
lins): CONNECTICUT, swamps, Southington, June 30, 1897 (C. H. 
‘Bissell, no. 708) ; Kent, June 3, 1894 (C. A. Averill): New YORK, 
western part of state (4. Gray, Gram & Cyp., no. go); marsh near 
Utica, June 4, 1901 (/. K. Haberer, no. 1162): OHIO (Sullivant) : 
MICHIGAN, swale, Keweenaw Co., August, 1888 (O. A. Farwell, no. 
691); Port Huron (C. A. Dodge): Wisconsin, Elkhart Lake, Green 
Bay, June, 1879 (J. H. Schuette). 
Very unlike the European Æriophorum latifolium, Hoppe, which 
has the thin membranous dark scales with nerveless tips, and the 
bases of the involucre and the summits of the upper sheaths dark- 
girdled as in £. polystachion. 
Var. Fellowsii. Spikelets all sessile or subsessile in a dense 
glomerule.— Æ. polystachion, var. Vaillantii, Fernald, Rhodora, iv. 
82 (1902); Hoffmann, Rhodora, vi. 203 ; not Duby. —MaINE, Peaks 
Island, Portland Harbor, June 16, 1901 (D. W. Fellows): MASSA- 
CHUSETTS, Sheffield, June 1, 1902 (M. LZ. Fernald). 
+ + Scales of the spikelets with several prominent ribs: stamen 1. 
E. vircinicum, L. Culms slender, wiry, terete below, trigonous 
above, smooth, 4-12 dm. high: leaves with close sheaths, elongate- 
linear, firm, scabrous on the margins, flat except at tip, the upper- 
most 1-2.5 dm. long, 1.5-4 mm. wide: involucral bracts 2 to 5, very 
unequal, somewhat divergent, the longest 4-12 cm. long: spikelets 
few to many, mostly crowded in a dense glomerule (1.5-6 cm. thick), 
in anthesis elliptic-ovoid, 6-10 mm. long, in fruit 1-2 cm. long: 
scales ovate-oblong, blunt or acutish, 3-5 mm. long, the strongly 
