474 



CI. TXrilACE^. 



[ Spargdnium. 



I'rii0' 



2. SpakganiuxM Li7in. Bur-reed, 



4 



Spadix s]}h(iYlcal. Perianth of 3' scales, which are broarlo. 



?) 



/ 



or nearly so : anthers ovate. — Fertii 



Name : aTrapYavov, a little hand, froiuTtg 



hairs at the base. 



Stamens 3, distinct 

 y?. Pericarp without 



narrow and long leaves. 



1. S. ramusum Huds. (branched B.) ; leaves triano-ular at 

 the base their sides concave, common tlowerstalk branched 

 stigma linear, fruit sessile. E. B. t. 744. S. erectum L. ' 



w 



Banks of ditches, lakes and stagnant waters. 1^. 7. 5-^^,^ 



2 feet and more high, with a few long, sword^shaped haves or 

 hracteas, having broad membranous sheathhig bases on the upper or 

 branching part. Eoot-leaves very long, linear, ensiform, trian-rularat 

 the base, their sides concave. Lower branches of the Infior''eseen'ce 

 with several rather distant heads, of which 1_3 of the lower ones 



leaves tri- 



are composed of fertile, the others of sterile flowers. 



2. S. simplex Huds. (unh „ „. 



angular at the base their ^ides flat, comnion flovvVrstalk neaiVy 

 simple, stigma linear, fruit sessile. E.B.t.745. S. erectum /3.Z, 



Ditches and stagnant waters, especially in a gravellv soil. 2^. 7. 

 — Much smaller than the last. Common flowerstalk rarely, if at 

 all, branched, the branches or partial flowerstalks bearing only a 

 single head of fertile flowers ; the other fertile heads and alUhe sterile 

 ones are sessile. The sides of the leaves are plane, not concave or 

 grooved ; the Jlowers pale yellow. 



3. S. nutans L. (floating B.) ; stem flaccid, leaves floatino-, 

 common flowerstalk simple, fruit ivlth a long beak stalked, 

 heads of sterile flowers 

 afline Schn. > 



Lakes. 



several. Fries, Summ. p. 560. S. 



don. 



Island of North Uish, and Galloway, Scotland. Snow- 



. . ^* 9 ^^ ^^^^^ ^^^ ^^^^^ ^^^" ^^ specimens. Fries says the 



fruit is furnished with a long stipes, which seems to be formed by a 



contraction of its lower half. He does not describe the stigma, but it 



IS probably the same as in the next, from which this principally differs 



by the fruit being more attenuate at both extremities. 



4. S. minimum Bauh. (small B.) ; stem flaccid, leaves floating 

 plane, common flowerstalk simple, stigma oblong, fruit with a 

 short beak sessile, head of sterile flowers solitary. S. natans. 

 Smith, E. B. t. 273. 



Lakes, ditches, and stagnant waters; abundant in the north. 2^. 

 Leaves very long, linear, pellucid. 



7 



^ 



tile 





' fltt 3 clef 



* jsiiall)' at tl 



to it. - le 



, Acrid an 

 or extracted 

 li tie fecc 

 acellent bi 

 ipecies, are 



< 



it the base. 



%M sessil 

 j "f few ^tds. 

 ^ f'w the ^(7, 



J *. in Hebi 

 j "tcoiint of tl 



}■ ^' ma 

 ( " ''"lical ha: 



I 



