Class IX. ENNEANDRIA. Stam.d. 



Order I. HEXAGYNIA. Pistils 6, 



224, BUTOMUS. Cal. 0. PeL 6. Caps. 6, with many 

 seeds. 



ENNEANDRIA HEXAGYNIA. 

 224. BUTOMUS. Flowering-rush. 



Linn. Gen. 201. Juss. 46. Fl. Br. 436. Tourn. t. 143. Lam. 

 t. 324. Gcertn. M9. 



Nat. Ord. Tripetaloidece. Linn. 5. Junci. Juss. 13. 



Ca/. none. P^/. 6, ovate, concave, withering ; the 3 outer- 

 most smallest, and most acute. Filam. awl-shaped, shorter 

 than the corolla, 6 in the outer row, 3 in the inner. Anth. 

 oblong, of 2 cells, each opening lengthwise, by 2 valves, 

 the whole subsequently contracted into a heart-shaped 

 figure. Germetis 6, oblong, the point of each elongated 

 into a vertical sfj/le, with an abrupt stigma. Caps. 6, ob- 

 long, taper-pointed, erect, each of 1 cell, and 1 valve, 

 bursting at the inner margin. " Seeds numerous, lining 

 the capsules, cylindrical, obtuse, furrowed, each with a 

 narrow lateral wing; cmhryo minute, oval, undivided." 

 Gartn. 



An aquatic herb, with radical, linear, triangular leaves, and 

 a simple, radical, round stalk, bearing a large, bracteated 

 umheli of handsome xedjlo'wers. 



1. B. umbellatus. Common Flowering-rush. 



B. umbellatus. Linn. Sp. PI. 532. Willd. v. 2. 49 1 . Fl. Br. 436. 



