CRASSULACEH. XIX. Sempervivum. 
Smith, fl. greece. 473. Shrub from 3-6 feet. 
yellow. 
Var. B, variegatum ; leaves margined with white or purple. 
Tree Houseleek. Fl. Mar. Dec. Clt. 1640. Sh. 3 to 6 ft. 
10 S. rrure’scens (Haw. phil. mag. 1827. p. 125.) stem 
shrubby, simple; leaves crowded in a rosulate manner at the 
tops of the branches, spatulately cuneated, green, ciliated. 
h. D. G. Native of Teneriffe. Flowers yellow. Very like 
S. arboreum, but the plant is not above half a foot high. 
Frutescent Houseleek. Fl. Mar. Dec. Clt. 1824. Pl. 4to 1 ft. 
1] S. rasuLærórme (Haw. suppl. p. 69. rev. 63.) stem fru- 
tescent, erect, simple; leaves spatulate, flat, ciliated, atten- 
uated at the base, crowded at the top of the stem, and form- 
ing a rosulate flat disk, in consequence of the leaves being 
so closely imbricated over each other. h. D. G. Native of 
Madeira. Stems branching after the first time of flowering. 
Petals 10-12, linear-lanceolate, very pale sulphur-coloured. 
Glands minute, pedunculate. 
Table-formed Houseleek. Fl. Ju. Jul. Clt. 1817. Pl. 1 ft. 
12 S. Canarte’nsz (Lin. spec. p. 664.) stem short, frutes- 
cent; radical leaves expanded, rosulate, obovately-spatulate, 
villous, large ; leaves scattered along the flowering stem, ovate ; 
branches of panicle expanded ; flowers pedicellate ; petals 9-10. 
h. D. G. Native of the Canary Islands.x—Comm. hort. amst. 
2. t. 95. D.C. pl. grass. t. 141. Petals white, linear. 
Canary-Island Houseleek. FI. Ju. Jul. Clt. 1699. Sh. 13 ft. 
13 S. Smr'run (Sims, bot. mag. t. 1980.) stems frutescent, 
erect, hispid; leaves scattered, obovate, acuminated, flat, con- 
cave, a little spotted ; branches of panicle revolute at the points, 
bearing sessile flowers on the upper side ; petals 12. h.D.G. 
Native of the Canary Islands. S. folidsum, C. Smith, hort. 
berol. p. 88. Petals pale yellow, oval-oblong, spreading. Glands 
wanting, ex Haw. rev. p. 63. 
Smith's Houseleek. Fl. Jul. Aug. Clt. 1815. Shrub 1 ft. 
14 S. parza'rum (C. Smith, in hort. ber. p. 37.) stem frutes- 
cent; leaves ovate-spatulate, acute, with cartilaginously ciliated 
margins, marked with brown lines on both surfaces ; flowers 
panicled ; petals 6. %.D.G. Native of the Canary Islands. 
S. lineolare, Haw. suppl. p. 69. rev. p. 65. S. spatulatum, 
orn. suppl. p. 60. Flowers yellow. 
a Ê, hybridum (Salm-Dyck. and Haw.) all parts of plant 
ger, 
Bearded Houseleek. FI. Jul. Aug. Clt. 1815. Sh. 1 to 2 ft. 
15 S. cazsrrrdsum (C. Smith, in hort. berol. p. 38.) stem fru- 
emg very short, at length a little branched, leafy at the apex ; 
faves oblong-linear, glabrous, stiffly ciliated, marked with brown 
Meson both surfaces, crowded in a rosulate manner, but the 
cauline ones are scattered ; flowers in cymose corymbs, with 
the branchlets dichotomous ; petals 7-8, spreading. h. D. G. 
ative of the Grand Canary Island, on rocks on the highest 
Sais. D. C. rapp. jard. bot. 1822. no. 13. S. ciliare, 
ims, bot. mag. t. 1978. but not of Willd. S. ciliàre, Haw. 
rie P. 64. S. Simsii, Sweet, hort. suburb. p. 230. S. barba- 
um, Horn. suppl. p. 61. but not of Smith. Flowers yellow. 
Is plant survived 18 months in paper in the herbarium of C. 
on , and afterwards when put into the earth grew. 
ufted Houseleek. FI. Apr. Sept. Clt. 1815. Sh. 4 foot. 
Flowers golden 
* * Herbaceous plants. 
a 5 DopRANTA'LE (Willd. enum. p. 508.) stem herbaceous, 
obova glabrous ; leaves flat, glabrous, quite entire; radical ones 
vate, attenuated at the base, disposed in a spreading rosulate 
emoet: cauline ones erect, oval, sessile, obtuse at both ends ; 
irs corymbose ; petals 20. ¢.D.G. Native of the Ca- 
» D.C. mem. crass. t. 11. Pedicels puberulous, Co- 
"Ymbs few-flowered. Petals linear ; pale when dried. 
123 
Nine-inch Houseleek. Fi. July, Aug. Clt. 1815. Pl. 3 ft. 
17 S. av’Reum (C. Smith, in hort. berol. p. 37.) stem herba- 
ceous, erect, glabrous ; leaves obovate-spatulate, with membrana- 
ceously cartilaginous, quite entire margins, glaucous; branches of 
panicle dichotomous, many-flowered ; petals 20. &.or h. D. 
G. Native of Teneriffe, on the mountains. S. calyciforme, Haw. 
suppl. p. 69. Ker. bot. reg. t. 892. Flowers yellow. Petals 
linear, and are as well as stamens 20, and the pistils are nu- 
merous, according to C. Smith. Perhaps the same as S. do- 
drantale, Willd. 
Golden Houseleek. Fl. Jul. Aug. Clt. 1815. Pl. 1 foot. 
18 S. puncra‘rum (C. Smith, in Buch. can. p. 155.) stem 
herbaceous, erect, branched; leaves scattered, obovate, petio- 
late, flat, glabrous, crenated on the margin at the top, dotted in 
the recesses of the crenæ; panicle loose ; pedicels puberulous ; 
petals 6-9. ©. . D. G. Native of the Canary Islands. 
D. C. mem. crass. t.12. Petals oval, acute, yellow. 
Dotted-leaved Houseleek. PI. 1 foot. 
19 S. sretxa‘tum (Smith, in Lin. soc. trans. 1. p. 251.) stem 
herbaceous, erect, branched, puberulous; leaves scattered, ob- 
long, spatulately cuneiform, obtuse, villous; flowers panicled ; 
petals 6-8, spreading; scales palmate, with subulate lobes. 
©. D.G. Native of Madeira. S. villdsum, Ait. hort. kew. 
ed. 1. vol. 2. p. 148. Sims, bot. mag. t. 1809. Flowers golden 
yellow. Herb 6-8 inches high. 
Stellate Houseleek. FI. Jul. Aug. Clt. 1790. Pl. 4 foot. 
20 S. picuéromum (D.C. jard. gen. t. 21.) stem herbaceous, 
terete, erect, dichotomous, beset with soft spreading hairs; leaves 
obovately spatulate, tapering into the petiole, dotted with soft 
villi; flowers in loose corymbs; petals 8-9, spreading ; scales of 
flower 2-lobed, small. ¢. D. G. Native of the Canary Is- 
lands, among rocks. S.láxum, Haw. rev. 65. Nearly allied to 
S. hirtum, ex Buch. cat. Flowers yellow. This plant is nearly 
allied to S. tortudsum, but differs in being herbaceous. 
Dichotomous Houseleek. FI. Jul. Aug. Cit. 1815. Pl. 4 ft. 
21 S. pyemm'um (C. Smith, in Buch. can. p. 155.) stem decli- 
nate, few-leaved, 1-flowered ; leaves spatulate, attenuated at 
the base, retuse, hairy ; calyx villous; petals awned.—Native of 
the Island of Lancerotta. Flowers small, yellow. Plant hardly 
an inch high. The rest unknown. 
Pygmy Houseleek. Pl. 1 inch. 
Secr. II. Jovipa’rea (Jupiter, Jovis, Jupiter, and barba, a 
beard; Jupiter’s beard ; application not evident). D.C. pl. rar. 
gen. no. 21. obs. prod. 3. p. 413. Young plants rising from the 
axils of the lower leaves. Flowers purplish or pale yellow.— 
European species. 
* Flowers yellowish. 
22 S. uiRTum (Lin. spec. p. 605.) leaves somewhat ciliated ; 
young plants globose ; petals 6, erect, fringed. 2%.H. Native 
of Thuringia and Carinthia, on walls ; and in woods about Mos- 
cow. D.C. pl. grass. t. 107. S. soboliferum, Sims, bot. mag. 
t. 1457. S. globiferum, Hoppe, cent. Haw. rev. p. 67. Jacq. 
aust. 5. p. 50. append. t. 40. Leaves of the flowering, 
stems lanceolate, imbricate, loose, disposed in 3 spiral series. 
Offsets falling off of themselves. Petals pale cream-coloured, 
twice the length of the calyx. 
Hairy House-leek. Fl. June, July. Cit. 1804. Pl. } foot. 
23 S. GLOBYFERUM (Lin. l. c.) leaves ciliated ; offsets rather 
contracted ; petals 15-20, spreading, very long. %.H. Native 
of Vallais, on rocks; and probably of Austria. Curt. bot. mag. 
t. 507, Schrad. icon. 95. t. 26. S. grandifldrum, Haw. rev. 66. 
Petals yellowish, 3 times longer than the calyx. : 
Var. B; offsets rather loose; petals 12. X. H. Sims, bot. 
mag. 2115. More villous and pale than the species. 
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