152 CLASS VI. ORDER III. 



167. SCHEUCHZERIA. 



ScHEUciizERiA PALUSTRis. L. * ScJicuchztr'' s Rush. 



A plant of wet marshes and ponds, found in both continents. 

 Stem angular, hardly a foot high. Leaves linear semiterete,with 

 a small depression or pore on the upper surface near the tip. 

 Flowers racemed, greenish yellow. Belchertown. Prof. Hitch- 

 cock. 



168. TRIGLOCHIN. 



Triglochin maritimtm. L. Sea Arroic Grass. 



Capsule six celled, grooved, ovate. Willd. 



The leaves of this plant are rush-like, smooth, fleshy, flexible, 

 and semicylindrical. They have a sweetish, not unpleasant taste. 

 Stalk solitary, bearing a long, dense spike of greenish flowers on 

 very short pedicels. They have six leaves, three of which may 

 pass for calyx and three for petals. Anthers nearly sessile. — 

 Salt marshes and ditches. — June. — Perennial. 



The cultivation of this plant for cattle has been recommended. 



169. RUMEX. 

 RuMEX cRisprs. L. Curled Dock. 



Calyx valves ovate, entire, all bearing grains; 

 leaves lanceolate, waved, aciUe. 



Root fusiform. Stem furrowed, smooth. Leaves lanceolate, 

 rather acute, waved and curled on the margin. Racemes of half 

 whorls, leafy towards the base. Valves enclosing the seed heart- 

 shaped, reticulated, very slightly serrate or repand on the mar- 

 gin, each bearing a grain, of which one is much larger than 

 the other two. — Rubbish and cultivated grounds. — June. — Pe- 

 rennial. 



RuMEx oBTusiFOLius. L. Brottd Uavcd Doclc. 



Yalves toothed, one chiefly graniferous ; root leaves 

 heart shaped, obtuse : stem roughish. Sin. 



Grows in the same places as the last, but is somewhat later 

 in its appearance. Root more divided. Stem furrowed, rough 

 near the top. Leaves large, oblong, heart-shaped, obtuse at 



