Mesembryanthemum.| MESEMBRYACE (Sond.) 431 
178. M. strictum (Haw. Misc, 82. Syn. 262) ; stem woody, branched, 
very stiff, straight ; leaves triguetrous, obtuse, expanded, glaucescent, 
beset with large dots. DOC. l. c. 437. 
Has, Cape of Good Hope. 
Shrub 2-3 feet high, has never yet flowered in the gardens ; but from a speci- 
— of F5 received from the Cape by Haworth, the flowers are said to be showy, 
and yellow. 
- 
179. M. trichotomum (Thunb. ! Nov. Act. Nat. Cur. v. 8. p. 14. Ap.) ; 
stem erect ; branches trichotomous, spreading, fastigiate, subterete, glab- 
rous ; leaves spreading, connate, cylindrical, trigonous, obtuse, subcymbi- 
form, quite smooth and glabrous ; flowers terminal, solitary, sessile ; 
calyx 4-cleft, lobes unequal, 2 longer, leaf-like ; styles 4, very short. /7. 
Cap. 419. 
Has. Karro between Olifantsriver and Bocklandsberg, Oct.-Nov. (Herb. Th.) 
Shrub 1: foot or more in height, rigid. Ultimate branches 2-3 inches long. 
Leaves remote, about } inch long, 1 line broad, young ones 2 in each axil, 3-4 
lines long, 1} lines broad when dry, yellowish green, very minutely punctate. 
Shorter lobes of calyx carinate, obtuse, with membranous margins. Petals linear, 
spreading, purple, interior ones shorter, white, (Thunb. !) Only one specimen with 
imperfect flowers in herb. Thunberg. 
180. M. sessile (Thunb. ! Nov. Oct. Nat. Curios. v. 8. p. 14. App.); 
stem erect; branches spreading ; leaves minute, trigonous-globose, blunt, 
subconcave above, smooth, dotted ; flower solitary, on a very short pe- 
duncle ; calyx 5-cleft. i. Cap. 419. M. cymbiforme, Haw. Obs. 264. 
Syn. 263. 
Has. Karro between Olifantsriver and Bocklandsberg, Oct. (Herb. Thunb.) 
Stem 1 foot or higher. Branches subflexuous, ultimate very short, flower bearing. 
Leaves connate, 4-6, crowded, 1 line long and wide, subglobose, flattish above, 
gibbous beneath. Peduncle 2-4 lines long with 2 leafy bracts. Flowers are want- 
ing in herb, Thunberg ; from description in Fl. Cap. they are reddish, and the 
calyx-lobes rotundate-obtuse. Ripe capsule conical, 5-locular. 
§. 43. DEFOLIATA, Salm Dyck. (Noctiflora, Haw. DC.) Stem 
suffruticose, slender, rigid, sparingly branched. Leaves remote, cylin- 
draceous, glaucous, without dots, soon falling off. Flowers by threes or 
biternately cymose, often expanding in the evening, white, yellowish 
or violet. Calya turbinate, 4-cleft. Stigmas 4. (Sp. 181-183.) 
181, M. defoliatum (Haw. Misc. 83) ; stem erect ; branches terete ; 
leaves spreading, subcylindraceous, blunt, soon deciduous ; flowers dicho- 
tomously cymose or biternate, scentless ; peduncles very short, clavate ; 
ovarium terete. Salm Dyck, fasc. 3. t. 29. M. clavatum, Jacq. ! Hort. 
Schoenb. t. 108. M. horizontale, Haw. Syn. 261. 
Has. Cape of Good Hope. 
Shrub 1 foot or more. Leaves distinct, 1-14 inches long, 2~3 lines wide. Cen- 
tral flower subsessile, without bracts; lateral ones very short pedunculate, with 2 
short bracts near the calyx. ‘Lobes of the calyx unequal, 2 are longer and half 
cylindrical. Petals a little longer than the calyx, white or straw-coloured. 
182. M, noctiflorum (Linn. Spec. 689) ; stem erect ; branches terete, 
leaves spreading, cylindraceous, blunt, soon deciduous ; flowers biter- 
