200 
I House. Ill Males. Monoec, Triand. 
Leaves half-cylindrical, male and female 
spikes distinct from each other. — Curtis. 
III. 62. 
Pools, July, P. Rare. 
Knotting-Green, 
Bur^reed. Sparganium. Gen. PI. 1402. 
Male. — Catkin nearly round. Cup of 3 
leaves. Blossom none. 
Female. — Catkin nearly round. Cup of 3 
leaves. Blossom none. Stigma divided. 
Fruit juiceless, with 1 seed. 
653. Branched Bur-reed» — S. erectum. 
Leaves upright, 3-square. — Curtis. V. 68. 
Wet Ditches, July, P. Common. 
654. Simple Bur-reed. — S. simplex. 
Leaves 3-square at the base, the sides flat, 
fruitstalks simple. — Curtis. V. 67. 
Ditches, July, P. Rare. 
Elstow. 
Ohs : 
Upper Jlozuers sittings lower ones on fruitstalks. 
Sedge. Car EX. Gen. PI. 1407. 1 
Male. — Catkin tiled. Cup of 1 leaf. Blos- 
som none. 
Female. 
