196 COMPOSITJE. \_Sausswrea. 



I. "On tlie mountams of Keri" {Lhwyd) : Phil. Trans. lyis. 

 Cliffs near the summit of Brandon, 1804 : Mack. Ear. — abundant 

 here in 1885 ; iV. C. Horse's Grlen, Mangerton {Carroll) : Cyl. — 

 still there in 1889; R.W. S. MuUaghanattia mountain, Grlencar, 

 1885; JV". C. On Coomacarrea mountain, Glanbehy, Kerry, 1892; 

 ij. Tfr. S.—Il. On Galtymore mountain : Barf i88i. — IV. On 

 Thonalagee mountain, Wicklow, 1884 (JV. C.) : Jowrn. of Bot. 1883, 

 p. i^'j. — VIII. Croaghpatrick in Mayo ; Ben Lettery and Muck- 

 anaght, Twelve Bens, Galway : Sa/rt i88j a. — XI. Inishowen, 

 Co. Donegal {Mr. Brown) : TenvpletonMS. [before 1800]. Bulbein 

 mountain, Inishowen : Ma/rt 1880. Slieve League {Sa/rt) ; SUeve 

 Snacht "West {N. C): Sa/rt z88^y. Mountains near Ardara: 

 Sort 1886. Ballaghgeeha Gap, Dunlewy, 1884 ; N. C. — 

 XII. Sparingly on SHeve Muck North, Mourns mountains : 

 S. SfB. i8g3. 



From 1000 to 2000 ft. in Donegal, 1320-1700 ft. in Galway, 

 and at 2600 ft. in Tipperary {Mwrt) ; 1050-2050 ft. in Wicklow, 

 and 1700-2800 ft. in KeiTy {N.- C). 



First found by Lhwyd, in Kerry, in 1699. 



Like others of our alpine species, descends to a much lower level 

 in Ireland than in Great Britain. 



CENTAUEEA Linn. 

 1 . C. nigra Linn. — Blaolc Knapweed. 



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



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



Fields and banks ; common. ¥1. July-September. 



Sea-level in N. Antrim and S. Cork. To 800 ft. in Donegal 

 (Kan-t); to 1200 ft. in Dublin {N. C); to 1500 ft. in Kerry 

 {Bruce). 



Radiant-flowered forms which have been recorded from Kerry, 

 Cork, Queen's Co., "Wicklow, Down, and Deny should perhaps be 

 referred to C. decipiens (Thuill.). 



2. C. Scabiosa Linn. — Greater Knapweed. 



Districts I. II. III. IV. V. VI. — VIII. IX. — 



Lat. 51f°-63i°. Southern haU of Ireland. Type, British-English. 

 Lowland. Dry banks, waste places, cultivated fields, and 

 pastures ; locally abundant. Fl. July-August. Calcicole B. 



