578 Proceedings of the Royal Irish Academy. 



Aira flexuosa (Linn.) — Common at all heights. 

 Agrostis vulgaris ("With..) — Common at all heights. 



Caeean Ttjohill (j^okth Side). 

 3400 feet. 



Saxifraga stellaris (Linn.) — Occurs on Caher at 3100 feet, north side ; 

 reaches to 1050 feet on Bull's Mountain, and finds its lowest 

 limit at 750 feet by the stream in Cummeenacappul. 



3370 feet. 



Saxifraga umlrosa (Limi.) — UniTersally distributed; see introductory 

 remarks. 



Summit oe Beenkeeagh. 



3300 to 3314 feet. 



Mnpetrum nigrum (Linn.) — From 3000 feet to the summit; does not 

 occur on the Carran Tuohill or Caher heights. It ranges across 

 the Hag's Glen to Cummeenapeasta, where it is very abundant, 

 and the neighbouring heights, finding its lowest limit at 1700 feet 

 on the east side of the Glen. It occurs also on the Gap from the 

 Hag's Glen to Cui-raghmore Lake, and at the Hag's Tooth. 



Calluna vidgaris (Salisb.) — The upper part of Carran Tuohill, though 

 containing suitable soil, appears to be above the vertical limit of 

 this plant ; it was very stunted in the present station, and at 

 Cummeenmore (3140 feet) it was dwarfed and dead. It struggles 

 up to 3250 feet on Carran Tuohill. 



Festuca duriuscula (Linn.) — Also at 3140 feet on Cummeenmore; 

 viviparous at 3100 feet on Caher. 



Juncus squarrosus (Linn.) — Up to 3000 feet on Caher. 



Carex stelhdata (Good.) — 3050 feet on Caher ; 3000 feet down Cum- 

 meenapeasta. 



Symenoi^hjllum Wilsoiii (Kook.) — This fern is very abundant, forming 

 carpets amongst the loose boulders on the summit of Beenkeragh; 

 at 2900 feet on the Caher cliffs, S. W. from Cumloughra, and fre- 

 quent at lower heights. 



Caiiea:n" Ttjoboxl (S. "W. Side). 



3230 feet. 



Thymus Ser])yllum (Linn.) — Yery common from about 3000 feet down- 

 ward, especially about Cumloughra; at 3100 feet on Been- 

 keragh. 



3200 feet, I^. W. side. 



Viola sylvatica (Bab.) — Occurs up to 3100 feet on the north side of 

 Caher. 



