SAXIFRAGA. 143 



— E. B. 454. — Fl. white. Anth. very small, oblong-ovate. 

 Horns of caps, divaricate. Differs from the preceding- by having 

 usually hvds in the axils of the harren shoots. — Mountains. P 



v.-vir. E. s. I. 



■ ^S. pedatifida (Sm.). — E. B. 2278. —Probably of garden 

 origin.] 



Sec. 2. Without barren shoots at the base. 



* Stem leafy. 



12. S. tridactylites (L.) ; .si. panicled erect leafy, 1. wedge- 

 shaped 3 — 5-fid with a flat petiole, lowermost 1.' often simple 

 and spathulate, peduncles 1-flowered much longer than the 

 fruit with 2 bracts at the base, cal. superior. — E. B. 501. St. 

 33. 15. — Whole plant viscid, 2 — 4 in. high. Fl. scattered, 

 many, small, white. — Walls and dry banks. A. IV. — VII. 



E. S. I. 



13. S. granuldta (L.); st. erect slightly leafy, radical I. reni- 

 form crenately lohed with channelled petioles, stem-1. nearlv 



sessile 3 — o-iid, fl. in a cymose panicle, cal. half inferior, pet. 

 obovate-oblong 2 or 3 times as long as the sepals, roots hearing 

 manv small round downv hulhs. — E. B. 500. — St. 6 — 12 in. high. 

 Fl. large, white.— Gravelly banks. P. V. E. S. I. 



14. S. cer'nua (L.) ; st. erect simple 1-Jlowered leafy, radical 1. 

 reniform palmately lobed stalked, upper 1. nearly sessile sub- 

 trifid, uppermost entire, axils hearing bulbs, cal. quite inferior. — 

 E. B. 664. — Rarely flowering; 11. replaced by reddish bulbs. 

 St. 3 — 6 in. high. — Rocks on the top of Ben Lawers, very rare. 

 P. VI.— VIII. " S. 



lo. .S'. rivuldi'is (L.) ; st. ascending branched few-flowered 

 leaty, radical 1. subreniform stalked with 3 — 5 rounded lobes, 

 uppermost 1. lanceolate entire, cal. half inferior. — E. B. 2275. — 

 St. 1 — 2 in. long. Fl. few, stalked, white. — Wet places on the 

 coldest parts of mountains. P. VIII. S. 



** Stem leafless, 



16. S. niodlis (L.) ; st. erect leafless, I. all radical roundish- 

 ohovate dentate-serrate narrowed into a footstalk,_^. in capitate 

 cymes, cal. half inferior, pet. longer than the calyx. — E. B. 440. 

 St. 35. 4. — St. 3 — 6 in. high, usually simple, sometimes with 1 

 branch I'l- in a dense cluster, white. — Alpine rocks. P. VII. 



E. S. I. 



Sec. 3. Stems procumbent with opposite 1. and terminal flowers. 



17. S. oppositifdlia (L.) ; st. procumbent, I. opposite in 4 roivs 

 oblon'' blunt fringed, sep. ciliate without glands, pet. ovate. — 



