358 91. lYPHACE^. 



1. Typha. Sterile and fertile spikes long dense cylindri- 

 cal. Stam. surrounded by hairs. Antn. 3 together on 

 one filament. Ovary surrounded hy hairs .iiltijaately 

 stalked.- , 



2. SPAEGANitTM. Fl. with a single 3 — 4-leaved perianth, 

 in distant dense globose heads. Stam. free. Iruit dry, 

 sessile. 



1. Ty'PHA Linn. Reed-mace. 



1. T. latifdlia (L.).; 1. linear nearly flat, sterile and fertile 

 spikes not separated, style exceeding the bristles, stig. oblique 

 ovate-lanceolate.— £ B. 1455. R. ix. 823.— St. 6—7 feet high. 

 L. overtopping the inflorescence, very broad. Spikes veiy long; 

 fertile blackish ■ brown. — [In T. Shuttleworthii (Koch), R. ix. 

 322, the style equals the bristles.]— Ponds and lakes.i P. VI. 

 VII. E. S. I. 



2. T. angustifdUa (L.) ; 1. linear channelled below, sterih and 

 fertile spikes a little separated, style exceeding the bristles, stig. 

 long filiform.— £•. B. 1456. R. ix. 321.— St. 5—6 feet high, much 

 slenderer than in the' preceding. L. Very harrow, overtopping 

 the inflorescence. Spikes very long, slender, separated by a 

 flowerless interval of about an inch ; fertile reddish brown. — 

 [T. gracUis (Suhr,), R. ix. 320, has a rounded apathulate 

 stigma.] — Lakes and ponds. P. VI. VII. E. S. I. 



[7". OTmor (Sm.) ; L linear-setaceous overtopped by the distant 

 spikes. — E. B. 1457. — Reported to have been found on Houn- 

 stow Heath. Dillenius. P. VII.] E. 



"2. SpAEaA'NiiTM Linn. Bur-reed. 



1. S. ramSsum (Huds.) ; 1. triquetrous at the base with con- 

 cave sides, st. branched above, stigma linear, fl. sessile. — E, B. 

 744. R. ix. 326. — St. erect, about 2 feet high ; lower branches 

 with several heads, 1^ — 3 fertile, the rest barren. Heads sphe- 

 rical. L. long, linear, erect. — Ditches. P. VII. E, S. I. 



2. 8. sim'plex (Huds.) ; 1. trigonous at the base, st. simple, 

 stigma linear-subulate, ix. slightly stalked subfusiform. — R. B. 

 74ij. R. ix. 325. — St. 1 — 2 ft. high, long, erect or ascending. 

 L. long, often floating (and then often mistaken for S. nutans) ; 

 sheath slightly furrowed, not inflated. Heads many; barren 

 several, sessile ; fertile shortly stalked, especially the lowest. 



Pr. .oblong, narrowed into a long beak, elliptic-fusiform. 



Ditches. P. VII. E. S. I. 



3. S. ndtans (L.) ; st. simple flaccid, floating 1. very long 



