Stamina. Filaments 2, hair-like, very long. Anther* oblong, 



forked at each end . 

 Pistilla. Germen oblong. Styles 2, thread-shaped. Stigmata 



undivided. 

 Pericarpium. The Husks of the blossom grow to the seed. 

 Seed single, nearly cylindrical, tapering at each end. 



CYPERUS. 



Calyx. Spike 2-rowed, imbricated. Scales egg-shaped, keeled, 

 flat, but bent inwards, separating the florets. 



Corolla, none. 



Stamina Filaments 3, very short. Anther* oblong, fur- 

 rowed. 



Pistillum. Germen very small. Style thread-shaped, very 

 long. Stigmata 3, hair-like. 



Pericarpium none. 



Seed single, 3-cornered, tapering to a point, without hairs. 



P1ILEUM. 



Calyx. Gluma 1 valves, including a single floret ; oblong, 

 strap-shaped, compressed ; open at the end and furnished 

 with 2 dagger points. Valves equal, straight, concave, com- 

 pressed ; one embracing the other ; lopped ; with a sharp 

 point at the end of the keel. 



Corolla. 2 valves, shorter than the calyx ; outer Valve em- 

 bracing the inner Valve, which is smaller. 



Nectarium 2 leaves ; leafits egg-shaped, concave, acute. 



Stamina. Filaments 3, hair-like; longer than the calyx. 

 Anther* oblong, forked at each end. 



Pistilla. Germen roundish. Styles 2; hair-like; reflected. 

 Stigmata feathered. 



Pericarpium, none. The calyx and the corolla enclose the 

 seed. 



Seed single; roundish. 



