88 
WILD FLOWERS OF THE BRITISH ISLES 
Common in mountainous districts, in bogs by mountain streams ; throughout England, though local 
in the south, Scotland, and Ireland. May — July. Perennial. 
2 . Large-flowered Butterwort. (Pinguicula grandifldra. Lam.)— A larger but very 
similar species with beautiful deep violet flowers over an inch long, with blunt sepals, a long 
very slender straight spur, broad lobes to the corolla-lips, and much broader leaves. [Plate 29. 
Very rare, local. On bogs and by mountain streams in the south-west of Ireland, where it is 
abundant in some parts of Counties Kerry and Cork. May — July. Perennial. 
3 . Alpine Butterwort. (Pinguicula alpina. Linn.)— A much smaller plant than the 
Common Butterwort (Pinguicula vulgaris), the flowers | inch long, whitish-yellow, the spur short 
and blunt and abruptly bent down, the upper lip of the corolla shorter than the lower, and the 
lobes unequal. 
Very rare. Bogs in Ross-shire and the Isle of Skye. May — June. Perennial. 
4. Pale Butterwort. (Pinguic ula lusitan'ica. Linn.)— The smallest British species ; 
the flowers are barely | inch long, very pale lilac-colour, the throat tinged with yellow and darker 
lilac stripes, solitary on leafless stalks 2-5 inches high ; the sepals are blunt ; the spur of the 
corolla is thick, blunt, and curved, and the lobes of the corolla-lips are all about the same size and 
length. The leaves are very small, £-1 inch long, almost transparent, and of a very yellowish 
green, tinged and often veined with a purplish-red. [Plate 29. 
Local. In bogs ; abundant in some parts of England, especially in Devon and Cornwall, in the 
west of Scotland, and Ireland. June — September. Perennial. 
R. CLAY AND SONS, LTD., BREAD ST. HILL, E.C., AND BUNGAY, SUFFOLK. 
