C0MP03ITAE. 



[Vol. hi. 



Lacinaria squartosa intermedia (Lindl.) Porter, Mem. Torr. Club, 5: 314. 

 Lialrh inlerntedia I.indl. Bot. Reg. pt. 94S. 1825. 

 Lialris sqiiarrom var. intermedia DC. Prodr. 5: 129. 1836. 



Heads narrower; tips of the bracts less spreading;. With the type. 



1894. 



2. Lacinaria cylindracea (Miclix.) 

 Ktintze. Cylindric Blazing Star. 



(Fig- 3637-) 



Lialris cylindracea Michx. Fl. Bor. Am. 2: 93. 



1803. 

 Lialris graminifoha Willd. Sp. PI. 3: 1636. 



1864. 

 Lacinaria cylindracea Kuntze, Rev. Gen. PI. 



349. 1891. 



Glabrous or nearly so, stout, l°-l>^'' high, 

 sometimes branched above. Leaves narrowly 

 linear, rigid, scarcely punctate, j'-j' long, 

 \"-2" wide; heads several or numerous, 

 peduncled, or the lower sessile, turbinate- 

 cylindric, Yz'-l' high, 4"-6" thick, 15-60- 

 flowered; bracts of the involucre imbricated 

 in 5 or 6 series, broadly oval, appressed, ab- 

 ruptly acuminate at the apex; flowers purple; 

 pappus very plumose. 



In dry soil, western Ontario to Minnesota,south 

 to Illinois and Missouri. July-Scpt. 



3. Lacinaria elegans (Walt.) Kuntze. 

 Handsome Blazing Star. (Fig. 3638.) 



Sloepelina elegans Walt. Fl. Car. 202. 1788. 

 Lialris elegans Willd. Sp. PI. 3: 1635. 1804. 

 Lacinaria elegans Kuntze, Rev. Gen. PI. 349. 1891. 

 Densely and finely pubescent, rarely glabrate, 

 2°-3° high. Leaves linear, very punctate, i'-5' 



Ions 



' wide, the upper much smaller than 



the lower and soon reflexcd; heads 4-5-flowered, 

 (y"--jff high, narrowly campanulate, very 

 numerous in a dense spike or raceme sometimes 

 a foot long; bracts of the involucre in 2 or 3 

 series, the inner ones linear, dilated above into 

 oblong or lanceolate acuminate rose-colored 

 petaloid tips, or sometimes white; pappus very 

 plumose; flowers purple. 



In dry soil, Virginia to Florida, Alabama and 

 Texas. Aug.-Oct. 



4. Lacinaria punctata (Hook.) Kuntze. 

 Dotted Button-Snakeroot. (Fig. 3639.) 



Lialris punctata Hook. Fl. Bor. Am. i: 306. pi. $$. 



1833. 

 Lacinaria punctata Kuntze, Rev. Gen. PI. 349. 1S91. 



Glabrous, or sparingly pubescent, 6'-3o' high; 

 rootstock stout, branching, or globose. Leaves 

 linear, rigid, very punctate, 2'-6' long, about I" 

 wide, or the lower 2", the upper gradually shorter, 

 all erect or ascending; heads 3-6-flowered, 6"-S''' 

 long, sessile, 'crowded into a dense spike; spike 

 commonly leafy below; involucre narrowly cam- 

 panulate, acute or acutish at the base, its bracts ob- 

 long, cuspidate or acuminate, often ciliate on the 

 margins, sometimes woolly, imbricated in 4 or 5 

 series; flowers purple; pappus very plumose. 



In dry soil. Minnesota and Manitoba to Montana. south 

 to Missouri, Texas, New Mexico andSonora. .\ug.-Oct. 



