EQTJISETACEiE. 455 



3. E. pratense Ehrh. — Blunt-topped Horse-tail. 



E. umhrosum Willd. — H. Drummondii Hook. 



Districts _____ __ ___XI. XII. 



Lat. 54J°-55J°. Donegal and Antrim, only. Fi/pe, Scottish.. 



Mountain glens and damp heaths; very rare and local. Frt. 

 April-May. 



XI. At CuldafE; near an old mine between Dunfanaghy and 

 Oweedore ; at Mount Charles, and also near the town of Donegal : 

 Flor. V7st.—Xll. At WoH-hill near Belfast {T. Drummoni) : Mor. 

 JSib. (as JE. Drummondii Hook.). "WoUhill and 'Woodbiirn glens 

 ( W. Millen) : Hind 1854.. Grlendoon, near CushendaU (Moore) : 

 Newman 1844. Loonbnm (west side) near Donegore, &c.': Flor. 

 Zflst. Not infrequent in the mountaiii glens of Antrim, as near 

 the base of Slemish above Buckna; head of Glenarifl; head of 

 Glenballyeamon, &c. {Moore') : Cyh. Glenocum ; and near the head 

 of Glenbush [Herl. Moore) ; Camlough {Herh. Canon Grainger) ; 

 and near Grarron Point {Praeger) : S. ^F. z8gj. 



First found by T. Drummond, in WolfhiU Glen, before 1836. 



4. E. sylraticom Linn. — Wood Horse-tail. 



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



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



Moist woods and banks, &c. ; frequent. Frt. April-May. 

 Calcifuge B. 



Sea-level in N. Donegal and S. Cork. To 1600 ft. in Leitrim 

 {Stewart); to 1150 ft. in Dublin {JSf. C.) ; to 1600 ft. in Queen's 

 €0. (Hart). 



• Much more common in the JSTorth than in the South ; local in 

 the East, and generally preferring mountainous districts. 



5. E. palustre Linn. — Marsh Horse-tail. 



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



Lat. 51i-°-65i°. Throughout Ireland. Type, British. 



By streams and damp places ; common. Frt. May-July. 



Sea-level in N. Antrim and S. Cork. To 1400 ft. in Sligo 

 (B. §• r.) ; to 2000 ft. in Mayo {Ha/rt). 



Var. PoiTSTAcmruM Auct. — I. Darrynane, Kerry ; and — V. Near 



