SAXIFRAGE TRIBE lOt) 



flowers, which are often so crowded as to completely hide the stems 

 and foliage. It grows on the mountains of Scotland, Wales, and 

 Northern England. Fl. April, May. Perennial. 



2. 5. aizoides (Yellow Mountain Saxifrage). Leaves very narrow 

 fleshy, fringed ; flowers in a leafy panicle. A handsome species 

 about 6 inches high, with large bright yellow flowers spotted witr 

 scarlet. Damp situations by mountain streams, etc., in the north 

 of England, Scotland, and in Ireland. Fl. June to September. 

 Perennial. 



3. S. Hircidus (Yellow Marsh Saxifrage). A rare mountain 

 species, with narrow, undivided, alternate leaves and rather large 

 yellow flowers, borne singly on 6-inch stems. Wet situations in the 

 north. Fl. August. Perennial. 



4. 5. hypnoides (Cut-leaved or Mossy Saxifrage). Root-leaves 3 

 to 5-cleft ; those on the creeping shoots 3-cleft or entire ; lobes of 

 the leaves all very narrow, acute, bristle-pointed, and fringed. Dis- 

 tinguished by its dense tufts of finely divided leaves and loose 

 panicles of 1-8 rather large white flowers. Mountainous places, 

 especially in the north ; very frequent in gardens. Fl. May to July. 

 Perennial. 



5. S. cczspitosa (Tufted Alpine Saxifrage). Closely allied to the 

 preceding, but distinguished by broader leaves, which are more 

 obtuse and more cut ; the calyces also are blunter. The flowers are 

 smaller, and are borne singly or in twos on rather downy stems 2 or 

 3 inches high. High mountains in the north ; very rare. Fl. May 

 to August. Perennial. 



6. S. gramdata (Meadow Saxifrage). Root-leaves kidney-shaped 

 with rounded lobes ; stem-leaves nearly sessile, sharply lobed ; 

 flowers panicled ; roots granulated. A pretty plant, with slender, 

 leafy steins, 6-12 inches high, and rather large, pure white flowers. 

 The roots are remarkable for producing numerous downy, bulb-like 

 tubers. A double variety is common in gardens. Gravelly mea- 

 dows; not uncommon. Fl. May, June. Perennial. 



7. 5. cernna (Drooping Saxifrage). Somewhat like the last ; 

 stems erect, slender, unbranched ; leaves kidney-shaped, lobed, the 

 upper ones with bulbs in the axils ; flowers 1-3, somewhat drooping, 

 and in Britain often absent. Found only at the summit of Ben 

 Lawers. Fl. June to August. Perennial. 



8. S. rivularis (Alpine Brook Saxifrage). A small glabrous 

 species, with stalked, deeply divided root-leaves; and very small 

 white flowers, borne 2 or 3 together on weak, almost leafless stems. 

 Very rare ; only found on the summits of one or two Highland 

 mountains. Fl. July, August. Perennial. 



q. S. tridadyliles (Rue-leaved Saxifrage). Whole plant viscid, 



