CEPHA L OZIEL LA . 183 



of the sterile branches, distant, minute, cnneate, upper near the 

 ? flowers imbricate, cuneate-quadrate or subrotund, all subcari- 

 nate, almost or even to the middle acute bilobed, segments ovate- 

 triangular, acute; cells very small to small, quadrate to sub- 

 elongate, 4-, 5- and 6-sided, angles thickened, no trigones. 

 Stipules half the size of the leaves, lower ones linear or lanceolate, 

 upper ones ovate-lanceolate, rarely divided at the apex. Involucre 

 ovate-juliform. Bracts 3-5 pairs, larger than the leaves, oblong- 

 orbiculate, concave, less deeply bilobed, more or less denticulate, 

 enclosing single antheridium, which is oval, the innermost bracts 

 highly connate, forming with the smaller bracteole (with which 

 both bracts are connate) a cuplike receptacle. Perianth twice as 

 long as the bracts, projecting above half its length beyond them, 

 oblong or ovate-oblong, obtusely 4-5-angled (ver}^ rarel}' trigonous), 

 composed of a single layer of cells, about 80 round, near the 

 middle, mouth scariose, truncate, repand, afterwards variously 

 divided. Capsule oblong. 



Fruits March, April. 



Dimensions. — Stems J to J inch long, '1 to "15 mm. in 

 diameter, with leaves "5 mm. wide; lower leaves 'l mm. x 'l mm., 

 •15 mm. X '12 mm. ; upper leaves '275 mm. x '225 mm., segments 

 •15 mm., -225 mm. x '175 mm., seg. "1 mm., ^3 mm. x '275 mm., 

 seg. •IS mm. ; cells "02 mm., "015 mm. x •0125 mm., ^0175 mm. 

 X ^0175 mm., ^015 mm. x •OlS mm., '02 mm. x ^0175 mm.; 

 stipules "15 mm. X "075 mm., ^175 mm. x '06 mm.; sub-bracts 

 •3 mm. X "3 mm., seg. "1 mm., •S mm. x ^25 mm., "35 mm. x 

 "325 mm,, seg. '125 mm., '4 mm. x ^4 mm., seg. '175 mm. ; sub- 

 bracteole "225 mm x •IS mm. ; bracts '4 mm. x "3 mm., "55 mm. 

 X "425 mm., seg. '175 mm. ; bracteole ^4 mm. x '175 mm. ; 

 antheridia "15 mm. x •! mm. ; perianth 1"25 mm. x 'b mm., "7 mm. 

 X '25 mm. 



Hab. — On sandy paths or banks. Very rare. 



1. Hayle, W. Cornwall, W. Curiww, April 1842, June 1883. 

 9. "Four miles from Warrington, Cheshire, towards High Leigh, 

 April 1841, W. Wihon, 2,^ Jang, hpsacea (fruit)." W. Wilson in 

 litt. ad R. Spruce. 12. Whitbarrow, G. Stabler. 



