NOTES ON THE FLORA OF PERTHSHIRE 229 



Veronica alpina, L. Rather frequent on the cliffs at Glas Thulachan, 

 ascending to 3100 feet. I have been unable to re-find it on 

 Ben Lawers. 



V. officinalis, Z., ascends to 2500 feet in H. Isla. A nearly glabrous 

 form occurred on Glas Thulachan. 



Euphrasia gracilis, Fr, Ben Lawers, etc. 



E. Rostkoviana, Hayne. Ben Laoigh and Lawers. 



E. brevipila, Burnat and Gremli. Lawers. 



Rhinanthus Crista-galli, Z., ascends to 2700 feet in Glas Thulachan. 

 var. Drummond-Hayi, B. White, occurs there ; but a form 

 which I could separate from it only by the hairs being 

 confined to the nerves of the calyx also occurs. Typical 

 var. Drummond-Hayi) also occurs on Ben Laoigh and 

 Ben Heasgarnich, and I have seen it on Creag-na-dala- 

 Bige and in Glen Callater, South Aberdeen. 



Pedicularis palustris, Z., ascends to 1500 feet in H. Isla. 



fMentha alopecuroides, Hull. In several places by Loch Tay, near 

 Lawers ; but is always a relic of cultivation. 



M. rubra, Sm. Between Tyndrum and Crianlarich, an escape, E. S. 

 Marshall in "Journ. Bot.," 1897, p. 69. 



*Thymus Chamaedrys, fries. Herr Freyn refers some specimens I 

 gathered on Ben Lawers to this species. 



Pinguicula vulgaris, Z., ascends to 2600 feet in H. Isla. 



Statice Armeria, Z. (Armeria maritima, Willd.). Rather frequent on 

 Glas Thulachan ; ascending to 3000 feet also on Ben Heas- 

 garnich as the var. planifolia (Syme), but the three nerves are 

 often seen at the base of the leaves only. 



Littorella juncea, Berg., ascends to 2000 feet in Breadalbane. 



Polygonum viviparum, Z., ascends to 3200 feet in H. Isla. 



P. aviculare, Z., ascends to 1300 feet in Glen Shee. 



Rumex acutus, Z. Glen Shee, E. S. Marshall in " Journ. Bot. " 



iS93> P- 2 33- 

 |R. alpinus, Z. Glen Isla, and near the pier at Lawers. 



R. domesticus, Hartm., ascends to 1250 feet in Glen Shee. 

 Oxyria digyna, If ill, ascends to 3200 feet in H. Isla. 



f Daphne Mezereum, Z. "In woods near Taymouth," Sibthorp 

 MSS., 1783. 



Betula nana, Z. In the peaty portion of the corrie of Glas 

 Thulachan, at an elevation of 2300 feet. 



