100 EOSACE^. [Crakegus. 



CBATJEGUS Linn, 



1. C Oxyaeantha (Linn.) — Hawthorn or WhUe-tkom. 

 Districts 1 2 3 4 5 6 7 8 9 10 11 12 

 Lat. 51°-56°. Throughout Ireland. 

 Type in Great Britain, British. 



Hedges and thickets, rocky places, &o. ; common. Fl. 

 May, June. 



From sea-level to 1000 feet in Derry. 



PYBUS Linn. 

 1. P. Malus (Linn.) — Crab-tree. 

 Districts 12345-789--12 

 Lat. 51°-56°. From South to North of L-eland. 

 Type in Great Britain, English. 



Hedges and copses ; not common. Fl, May. 

 Rare in the west, where suitable localities are fewer, and 

 probably often an escape from cultivation. 



2. P. Aucuparia (Gaert.) — Mountain Ash. 

 Districts 1--456789-1112 

 Lat. 51°-56o. From South to North of teland. 

 Type in Great Britain, British. 



Hilly woods, and rocky or heathy placed ; frequent in 

 mountainous districts. Fl. May, June. 



Common in mountainous situations, especially in the north 

 of belaud, but often planted in the more level counties. 



Eanges from near sea-level to 1200 feet on Sawell, Derry. 



3. p. Aria (Sm.) — White Beam Tree. 

 Districts 1 (2) - 4 5 (6) - 8 9 - - 12 

 Lat. 51°-56°- West and North of L-eland chiefly. 

 Type in Great Britain, English. 



Mountainous woods and rocky cliffs ; very local. Fl. 

 May,. June. 



1. On rocks round EUarney Lake ; Smith's " Kerry" (under 

 Sorbus) Killarney ; C. C. -B.— (2). Planted near Cork ; Prof. 

 Murphy. — 4. Glencree, Wicklow ; Mr. J. Ball. — 5. Hedges 

 to the west side of Howth; Wade Bar. Howth, on the 



