Notes on Minnesota Species of Laciniaria. 59 



(Ballard), Meeker and Kandiyoh counties (Frost), Pope 

 county (Taylor). 



FORMS. 



(A), solitaria, n. f. — Stems slender, 10 to 18 inches 

 nigh ; lower leaves linear-spatulate, gradually becoming 

 smaller as they approach the small subglobose solitary 

 head. Dry ground, rare. Cedar Lake (Holtz). 



(B). globosa, n.f. — Strict and stout, 6 to 18 inches high 

 from a branching rootstock, heads globose, sessile, bracts 

 spatulate with scarious white margined tips. Flowers from 

 rose purple to cream-colored. 



Crest of the Coteau des Prairies at Verdi, Lincoln 

 county, Minn. 



** Heads oblong, 5-flowered ; involucre squarrose by 

 the spreading of the colored tips. 



L. pycnostachya (Michx.) O. K. Hirsute or glabrous 

 below ; stem stout, 3 to 5 feet high, leaves crowded through- 

 out, the lower lanceolate and the upper very narrowly 

 linear; spike dense, cylindrical (5 to 10 inches long), heads 

 (4 to 6 lines long), all sessile; bracts of the involucre 14 to 

 16, oblong or the inner narrower; the more or less scarious 

 tipt purple, usually acute. Prairies, Indiana to Minnesota, 

 south to Arkansas and Texas. 



Frequent through the southern portion of the state. 



Specimens from Minnesota Lake, Glen wood (Taylor), 

 Springfield, Waseca (Sheldon), Montevideo (Moyer), Minne- 

 apolis (Oestlund). 



*** Heads from short-oblong to cylindraceous ; bracts 

 of the involucre all appressed, obtuse. 



L. spicata (L.) O. K. — Glabrous, or somewhat hairy; 

 stem tall and stout, 2 to 5 feet high, very leafy; heads 8 to 

 13-flowered, one-half inch long, almost erect. Closely sessile 

 and numerous in a dense spike 4 to 12 inches in length. 

 Moist grounds from Massachusetts - to Minnesota, and 

 south to Florida and Louisiana. 



South half of the state, rare. 



Specimens from Blue Earth county (Leiberg), Red Wing, 

 Cannon Falls (Sandberg), Minneapolis (Kassube), Lake 

 Benton, Verdi, Lincoln county, Sleepy Eye. 



March 8, 1892. 



