798 



XVII. BUTOMEiB. 



Jiulomus. 

 Fruit. 



Seed, entire and cut vertically (mag.). 



Butomus. 

 Diagi'am. 



Butomus. 



Stamen and transverse 



section of anther. 



bracts. Perianth 6-pliyllous5 leaflets 2-seriate ; outer herbaceous or sub-coloured ; 

 inner petaloid, imbricate, usually deciduous. Stamens hypogynous, sometimes 9, of 

 which 6 are in pairs opposite to the sepals, and 3 opposite to the petals {Butomus)^ 

 sometimes indefinite, the outer often imperfect (Limnocharis^ Hydrocleis) ; filaments 

 filiform, free ; anthers introrse, 2-celled5 linear, dehiscence longitudinal. Ovaries 6 

 or more, whorled, free, or slightly coherent by their ventral suture, 1-celled, many- 

 ovuled ; styles continuous with the ovaries, stigmatiferous on their ventral face ; 



