996 BENGAL PLANTS. [Vallisneria. 
stigmas 3, broad, notched. Frwit linear, included in the spathe. 
Seeds numerous, oblong ; testa membranous, slightly narrowed to 
the base. 
2010. Vattiswerra srrratis Linn, ; F. B. I. iii. 660 ; E. D. V. 14. 
V. spiraloides F. I. iii. 750 
In all the provinces. 
A submerged, stoloniferous, dicecious herb. Hind. 
Syala. 
888. Blyxa Thouars. 
Annual submerged, tufted, scapigerous herbs; leaves linear, 
acute, entire or minutely serrulate. Flowers hermaphrodite or 
dicecious; scapes long or short; males several, in a tubular, 
2-toothed spathe, long-peduncled; hermaphrodite or females 
solitary, sessile, within a tubular, 2-toothed spathe. Sepals 3; 
inear, Petals 3, linear, \cioas than sepals. ¢ Stamens normally 
3-seriate, often with 1, sometimes more ts 1, reduced to a 
staminode; anthers narrow, erect. Pistillodes 3, slender. *% 
Staminodes 0, or minute. Carpels 3, connate in a very slender, 
linear, 1-celled, beaked ovary; placentas parietal ; ovules many; 
style very att stigmas 3, filiform. ¢ Stamens 1-3-seriate, 3-9. 
Carpels 3, connate in a normal ovary. Fruit linear, enclosed in 
the ribbed, ran ventricose spathe; pericarp membranous. 
Seeds very many, oblong, within a thin, mucilaginous testa, 
smooth or attend often tailed. 
Leaves not serrulate :— 
Flowers dicecious ; stamens of male flower 8; seeds distinctly tubercled, 
shortly tailed Roxburghit. 
een Se 2 
Stamens 9; seeds faintly tubercled, without tails .........-+- Griffith. 
amens 3; seeds spinescent, with long tails ..........-- echinosperm4. 
Lea rrulate; flowers hermaphrodite; stamens 3; seeds sparsel 
ciscded tails short or 0 soryzetorum. 
2011. Bryxa Roxeureut Rich.; F. B. I. v. 660. Vallisneria 
octandra F. I. iii, 752. 
In most of the provinces. 
A submerged, tufted, aquatic annual. Hind. Syala. 
2012, Bryxa Grirritan Planch.; F. B. I. v. 661 
ong 
A submerged, tufted, aquatic annual. 
