CL. III.] TRIANDRIA MONOGYNIA. 67 



high : spikes from one to three, egg-shaped, greenish-brown. Annual : 

 flowers in July and August: grows in moist sandy or gravelly places. 

 Eng. Bot. vol. xxiv. pi. 1693. Eng. Fl. vol. i. p. 59. 80. 



7. S. Sdvil. Saw's Club-rush. Stem bristle-like, leafy at the base; 

 spikes few, sessile ; fruit nearly round, rough with small points ; stamens 



three. Perennial : flowers in July and August : grows in wet bogs : 



not common. Common in Ireland, and in the West of England and Scot- 

 land. Channel Islands. Eng. Bot. Suppl. pi. 2782. Brit. Fl. 4th ed. 

 p. 26. 81. 



8. 5. caricinns. Compressed Club-rush. Stem roundish, leafy at the 

 base ; spikes collected into a two-rowed cluster; bractea leafy, surmount- 

 ing the spikes; leaves flat, keeled. Stem about a foot high, simple : 



leaves keeled, rough on the edges and keel : spikes chestnut brown. 

 Perennial : flowers in July : grows in boggy places. Eng. Bot. vol. xi. 

 pi. 791. Eng. Fl. p. 59. 82. 



9. 5. riifus. Brown Club-rush. Stem round, leafy at the base ; 

 spikes collected into a two-rowed cluster ; bractea short ; leaves chan- 

 nelled. More slender than the last : stems about six inches high : 



leaves shorter and bristle-like, not flat or keeled : spike dark brown. 

 Perennial : flowers in June and July : grows in boggy places. Eng. 

 Bot. vol. xv. pi. 1010. Eng. Fl. vol. i. p. 60. 83. 



*** Stem triangular, bearing several panicled spikes. 



10. S. triqueter. Triangular Club-rush. Stem acutely triangular; 

 spikes lateral ; stigmas two. Stems three feet high, acutely trian- 

 gular, with the sides hollowed, the point erect and sharp : a single, 

 short leaf : spikes egg-shaped, in a panicle coming from the side of the 

 straw, near the top. Perennial : flowers in July and August : grows on 

 the banks of large rivers exposed to the tide, as of the Thames, both 

 above and below London : rare. Eng. Bot. vol. xxiv. pi. 1694. Eng, 

 Fl. vol. i. p. 60. 84. 



11. S. carindtus. Blunt-edged Club-rush. Stem bluntly triangular ; 

 spikes terminal ; stigmas two. Stems triangular, with the sides con- 

 vex : panicle terminal, with a longish bractea : spikes egg-shaped, 

 brown. Perennial : flowers in July and August : grows on the banks 

 of large rivers exposed to the tide ; along the Thames, &c. : rare. 

 Eng. Bot. vol. xxviii. pi. 1983. Eng. Fl. vol. i. p. 61. 85. 



12. S. maritimus. Salt-marsh Club-rush. Stem triangular ; panicle 

 terminal, leafy; scales of the spikes three-cleft, the middle segment awl- 

 shaped ; stigmas three. Stem from one to three feet high, leafy at 



the base and summit : leaves keeled, rough at the edges : spikes egg- 

 shaped, reddish-brown. Perennial : grows on the banks of large rivers 

 exposed to the tide, and in salt marshes : not uncommon. Eiig. Bot. vol. 

 viii. pi. 542. Eng. Ft. vol. i. p. 62. 86. 



13. S. sylvriticus. Wood Club-rush. Stem triangular, leafy ; cyme 

 terminal, repeatedly compound, leafy; scales of the spikes entire ; stig- 

 mas three. Stem from two to three feet high, leafy : leaves flat, 



rough at the edges and keel : spikes small, very numerous, dark brown, 

 arranged in a compound panicled cyme. Perennial : grows in moist 

 woods : flowers in July : common in Ireland, less so in England. Eng. 

 Bot. vol. xiii. pi. 919. Eng. Fl. vol. i. p. 62. 87. 



