1 86 The Scottish Naturalist. 



2ii. Aucuparia Gsertn. Common. 



lxxxviii. Crataegus L. 



212. Oxyacantha L. 



Sub-species monogyna Jacq. Common, but usually 

 though not always an introduction. 



SAXIFRAGACEA 

 lxxxix. Saxifraga L. 

 2I 3- Oppositifolia L. Not uncommon on the Silurian hills. 



214. Nivalis L. Rather local and rare. 



215. Stellaris L. Silurian hills, not uncommon. 



216. Umbrosa L. Naturalised in several places. 



217. Aizoides L. Not uncommon. 



218. Tridactylites L. Very local and rare. 



219. Rivularis L. Reported from Ben Lawers. 



220. Granulata L. Not uncommon. 



221. Cernua L. Ben Lawers. 



222. Hypnoides L. 



Sub-species hypnoides L. Not uncommon on the hills. 

 Var. platypeiala Sm. 

 Var. gemmifera Bosw. 



xc. Chrysosplenium L. 



223. Alternifolium L. Local. 



224. Oppositifolium L. Common. 



xci. Parnassia L. 



225. Palustris L. Not uncommon. 



RIBBSIACE^E. 



XCII. RlBES L. 



226. Grossularia L. An escape. 



227. Alpinum L. Only where planted. 



228. Nigrum L. Probably always an escape. 



229. Rubrum L. Probably an escape. 



CRASSULACRaE. 



xciii. Sedum L. 



230. Rhodiola D.C. On many of the richer hills. 



231. Telephium L. Sub-species purpurascens Koch. 



Not uncommon but local, in the Lowlands. Native (?). 



232. Villosum L. Local, and not very common. 



