152 34. CRASSTJLACE^E. 



2. SE'DUM Linn. Stonecrop. 



* Rootstock thick, many-headed. Leaves flat. Stems annual. 

 t Flowers yellow, subdicecious, 4-parted. RHODIOLA Linn. 



1. & rdsettm (Scop.) ; root fleshy, 1. oblong smooth. 

 S. Rhodiola (DC.) ed. viii. Rhodiola* roeea L. E. B. 508. 

 Fl. in a compact terminal cyme, subdioscious. Stain. 8. L. 

 alternate, acuminate, usually dentate in their upper half. 

 Rhizome large, having a remarkable smell. St. 6 8 in. high, 

 simple. Wet alpine rocks. P. VI. VII. Roseroot. E. S. I. 



ft Flowers white or purple, perfect, 5-parted. 



2. S. Telephium (L.) ; uppermost L long-oval dentate rounded 

 at the base and sessile, lower 1. obovate or oblong narrowed be- 

 low, corymb dense, ovaries flattened and slightly furrowed on the 

 hack. li. I. 968. S. pnrpurascens Koch, Sy. E. B. 526. St. 

 1 2 feet high. L. large, often orbicular. Pet. recurved from 

 the middle, faintly channelled at the end. Stam. 10. [S. 

 maximum Sut., R. I. 969, has lower 1. broad, uppermost cordate 

 at the base, back of the ovaries convex.] Hedgebanks and 

 thickets. P. VII. VIII. Orpine. Live-long. E. S. I. 



3. S. Fabdria (Koch); 1. dentate oblong-lanceolate or lanceo- 

 late all nar rowed to a slight petiole, corvmb dense, ovaries not 

 furrowed. Sy. E. B. 527. St. 83. 9.* Resembling S. Tele- 

 phium. Pet. spreading. Stam. 10. Hedges and thickets. 

 P. VIII. Orpine. Live-long. E.I. 



** Root small, weak, icithout any rooting shoots. L. subterete. 



4. S. vill6sum (L.) ; st. erect, 1. linear blunt flat above not pro- 

 duced at the base, pet. ovate acute, /. st. and panicle glandular- 

 pubescent. E. B. 394. St. 6. 12. Pet. rose-coloured with a 

 purple streak. St. 3 4. in. high. Seedlings with a rosette. 

 Wet mountain pastures. B. VI. VII. E. S. 



*** Root small, producing rooting shoots. Leaves subterete. 

 t Flowers white. Leaves blunt. 



5. S. al'bitm (L.) ; floivering st. curved at base then erect, 

 barren st. procumbent rooting, /. oblong subcylindrical flattened 

 above spreading, pet. lanceolate, panicle much branched 

 glabrous. E. B. 1578. Pet. white. St. 45 in. high, purplish 

 leafy. [/3. 6'. micranthum ^Bast.) ; 1. oblong-obovate flattened 



