S88 CYPEEACE^. \_8cirpus. 



Arklo-w on soft mud oyerflo-wed at high tide on the north side of 

 the Eiver Ovoca, 1868 {More) : Jowrn. of Bot. 1868. Still abun- 

 dant at Arklo-w in 1893 and 1896 ; Barrington. 



First discovered by A. Gr. More, at Arklow, ia 1868. 



4. S. fluitans Linn. — Floating Spike-rush. 



Districts I, II. III. IV. V. VI. VII. VIII. IX. X. XI. XII. 



Lat. 51i°-55i°- Throughout Ireland. Type, British. 



Ditches, bog-drains, lake margias, &c., in still water ; frequent. 

 M. June-July. Calcifuge A. 



Sea-level in 'E. Antrim and S. Cork. To 1150 ft. in Louth 

 {Hart). 



5. S. Savii Seb. etMaur. — Savi's Spike-rush. 



S, cernuus Vahl. 



Districts I. II. III. IV. V. VI. — VIII. IX. X. XL XII. 



Lat. 51^°-55i°- All round Ireland, near the coast. Type, Atlantic. 



Moist places, near the sea ; frequent. Fl. July- August. 



To 850 ft. in Kerry {Sart) ; but usually lowland. 



Though not strictly confined to the coasts, this species rarely 

 occurs at any great distance inland. 



6. S. setaceus Linn. — Bristle-leaved Spike-rush. 



Districts I. II. III. IV. V. VI. VII. VIII. IX. X. XL XII. 



Lat. 51^°-55i°. Thi-oughout Ireland. Type, British. 



Moist gi-avelly and sandy places; frequent, i^. July-September. 



Sea-level in ^. Antrim and in Kerry. To 1400 ft. in Dublin 

 {N. C.) ; to 1250 ft. in Waterford {Hart). 



7. S. lacustris Linn. — Bull-rush. 



Siherniai bog peiifim {Buok-evvin), Soft Rush. 



Districts I. II. III. IV. V. VI. VII. VIII. IX. X. XL XH. 



Lat. 51^°-55i°. Throughout Ireland. Type, British. 



Lowland. Eivers, ponds and lakes ; fi-equent. Fl. June-July. 



S. TabernmmoKtani Grmel. 



Districts I. II. III. IV. V. VI. — VIII. — X. XL XII. 



Lat. 51^°-55J°. Coasts of aU Ireland, probably. Type, English- 

 British. 

 Ditches and pools near the sea ; frequent. Fl. June-July. 



