MONOECIA, TRIANDRIA. 149 
Reed-mace* Cats^4aiL Cooper^ s-reed. 
Every person knows the seed of this plant, by the name of 
Cats’ -tail ; it is used in making beds for the common people, 
but is both unhealthy and unpleasant, and in every respect in- 
ferior to long moss or straw. About four feet high. In 
swampy meadows below the Navy Yard ; not common. Pe- 
rennial. July, August. 
£. T. leaves linear, a little channelled ; masculine angrustitoUa. 
and feminine spikes remote from each other, 
eacli cylindrical.— 
Icon. Bot. Mag. 1456. 
arrow -leaved Cats^ -tail* 
Resembles No. 1, exceedingly; rare. I have only found it 
sparingly on the Delaware shores, particularly below Kaighn’s 
point. Perennial. July. 
346. SPARGANIUM. Gen. pi. 1402. (^Typhce.) 
vlment globose. Calix 3 to 6-leaved. Stig- 
ma simple or bifid. suberose, 1-cell- 
ed, 1 or3-seeded. — JSTutt. 
1. S. leaves triquetrous at base, concave at the ramosum, 
sides ; peduncle common, branched ; stigma li- 
near. — Smith and Willd* 
S. erectiim, Sp. PI, 1378. 
Icon. Curt. Lond. 5. t. 66. Engl. Bot. 744. 
Burr-reed. 
About three feet high. Flowers in globose capituli. On 
the marshy shores of the Delaware, every where abundant ; 
also in ditches near the river. Perennial. June, July. 
£. S. leaves triquetrous at base, flat at the sides ; simplex, 
common peduncle simple ; stigma linear. — 
Smith and Willd. 
S. erectum, /3. Sp. PL 1.378. 
Icon. Curt. Lond. 5. t. 67. Engl. Bot. 745. 
Grows in similar situations with No. 1. Perennial. July. 
VOX. II. 14 
