156 
XXXV. CEASSULACEiE. 
\_Sedum. 
seeded, each with an entire or emarginate scale at its base. — 
Named from sedo, to sit; from these plants being seated on 
their native rocks with little or no earth. 
* Leaves plane. Root thick. 
1. S .Rhodiola DC. {Rose-root S.) ; leaves obovate-oblong 
plane toothed glabrous, flowers (yellow) dioecious, stamens 8, 
ovaries 4, hypogynous scales emarginate as long as broad. 
Rhodiola rosea L. : E. B. t. 508. 
Wet rocks, on the high mountains of the north of England and 
Ireland, and in Scotland, abundant ; likewise on cliffs bv the sea- 
shore. y. 6, 7. — Root large, woody, when dry yielding a smell 
that has been compared to that of Roses. Stem 6—13 inches high, 
simple. 
2. S. Telephium L. (Live-long, or O.); leaves oval-oblong 
often cuneate at the base plane serrate, cymes corymbose leafy 
dense, steins erect, flowers (purple) perfect, stamens 10. — 
а. upper leaves rounded at the base sessile. E. B. t. 1319. — 
\3. ail the leaves attenuated at the base. S. purpurascens Link. 
S. purpureum Tausch. S. Fabaria Koch. 
Borders of fields, hedge-banks, and waste places among bushes. y. 
7, 8. — Stems 1 — 2 feet high, spotted. Our British specimens, espe- 
cially from the North, belong principally to fl. 
** Leaves suhterete. Flowers white or reddish. 
3. S. dasyphyllum L. (thick-leaned S.) ; leaves opposite (except 
on the flowering stems) ovato-globose gibbous fleshy, cymes 
small glandular pubescent, petals ovate obtuse. E. B. t. 656. 
Walls and rocks, in several parts of England. Conway, Wales. 
Collington woods near Edinburgh (scarcely indigenous). Cork. y. 
б, 7. — Sterile stems slender, procumbent below, slightly viscid; flower- 
ing stems also procumbent, 2 — 3 inches high. Leaves short, sin- 
gularly thick and fleshy, glaucous with a reddish tinge and dotted, 
Flowers white tinged with rose-colour. Petals and pistils 5 — 8. 
4. S. A'nglicum Huds. (English S .) ; leaves mostly alternate 
ovate gibbous fleshy produced at the base, cymes glabrous bifid 
few-flowered, petals very sharp at the point. E. B. t. 171. 
ltocky places, especially near the sea ; most abundant in North 
Wales, west of Scotland, and in Ireland. ©. 6 — 8 . — Stems 2 — 3 
inches high, much branched, both flowering and sterile ones procum- 
bent below. Leaves glaucous-green often tinged with red. Flowers 
white, star-like with purple anthers. 
5. S. *dlhum L. (white S .) ; leaves scattered oblong-cylin- 
drical obtuse spreading, cyme much branched glabrous, petals 
lanceolate. — a. leaves flattened above. E. B. t. 1578. — fJ. 
leaves flattened on both sides. 
