134 



^ 



Wm. i\r. Canby. JUaryland. — Win. M. Canby. Kentucky. 

 Hooker. 



i 



' Type in Herb. Col. Coll. 



22. P, SKXECA, 1.. Spec. ri. 704, (1753). 



Se/ir^a officinalis ^ Spach, Hist. Veg. vii. 129, (1839). 



Sterns, usually several from a thick rootstock, erect or 

 ascending, straight or curved, 6'- 18' high, minutely puberu- 

 lent, usually simple, occasionally branching above, leafy; 

 leaves numerous, alternate, lanceolate, or some almost linear- 

 lanceolate, 5^'- 1)^' long, scabrous on the margin, often a few, 

 small and scale-like, at the bases ofthe stems; spikes cylindrical, 

 l'~i/^' l*^i^fe> 2'^-^^ in diameter; flowers white or greenish- 





white, nearly sessile, wings circular-obovate, concave, I'^-r)^ 

 long; crest of keel small, consisting of several short, thick 

 processes; stamens eight in number; style short, galeate, or 

 sharply curved, appendage wanting or represented by a min- 

 ute tuft of hairs; mature capsule nearly orbicular, compressed; 

 seeds obovoid, somewhat curv^ed, only moderately hairy, the 



two caruncle-lobes rather broad, collateral, about as long as 

 the seed. 



Canada. — Rocky Mts., Canmore. 1885, Macoun; Saskatch- 

 awan, 1858, E. Bourgeau, No. 40; Manitoba, Assinaboine 



River, 1879, Macoun; Lake Winnipeg Valley, 1837, Bour- 

 geau; E. coast of Hudson's Bay, 1879, C>^- Robert Bell, No. 

 23; Ontario, Belleville, 1865, 1867, 1878, Macoun. 



Dakota.~VA'^.cV Hills, 1887, Dr. W, H. Forwood; near 



Devil's Lake, *' Nicollet's northwest, exped.," 1839, Chas. A. 

 Geyer, (a stunted form). 



Minnesota. — Minneapolis, 1886, O. W. Oestlund; Henne- 

 pin Co., 1890, ex. Herb. J. H. Sandberg. 



Wisconsin. — Madison, T. J. Hale. 



Maine. — Aroostook, 1882, Geo. U. Hay. 



Vermont. — Colchester, Oakes; Charlotte, 1877, C G. 

 Pringle. Neiv Frv-/^^— Albany, Herb. Torrey; Watcrtown, 

 1834, Dr. Gray; Penn Yan, 1852, Sartwell; near Painted 



