694 LXXXIII. ASCLEPIADE. | Dregea 
The following No. should be compared with this species, but it 
differs by larger foliage, etc. :— 
Lisonco.—A twining, widely climbing, lactescent shrub, with the 
habit somewhat of Mundondo (Chlorocodon Whiteii Hook. f.). In 
dense forests on the left bank of the river Lifune ; without either fl. 
or fr. end of Sept. 1858. No. 4233. 
24. ORTHANTHERA Wight, Contrib. Bot. Ind. (ii.) p. 48 
(1833 ?); K. Schum. in Engl. Nat. Pflanzenfam. iv. 2. p. 265 (1895). 
Barrowia Decaisne (1844) ; Benth. & Hook. f. Gen. Pl. ii. p. 779. 
— 1. 0. stricta Hiern, sp. n. 
A glaucous-pruinose, obsoletely tomentellous or glabrate, 
leafless shrub, 3 ft. high, of a very sad grey aspect, much branched 
from the base; branches slender, terete, opposite or alternate, 
sub-decumbent or oblique, indicating by their position the 
direction of the prevailing winds ; flowers clustered several (5 to 7) 
together, lateral on the branchlets or at or opposite the base of 
the branchlets, about 4 in. long in the bud, tomentellous outside, 
of a sordid-greenish colour ; calyx about ;', to } in. long, 5- or 
6-cleft, the lobes triangular or lanceolate ; corolla-tube inflated at 
the base, somewhat constricted about or above the middle, } to + 
in. long; the lobes of the limb 5 or very rarely 4, lanceolate, +5 
to 1 in. long, valvate in xstivation ; follicles solitary or rarely so, 
2 to 31 in. long, 2 to 2 in. broad, tapering at each end, glabrate, 
striate longitudinally ; body of the seeds about + in. long. 
MossaMEDES.—In rocky maritime situations near Mossamedes, to 
the south of the town ; fl. and fr. end of June 1859. No. 4259. 
This should be compared with 0. albida Schinz in Verh. Bot. 
Brandenb. xxx. p. 265 (Oct. 1888), but it appears distinct. 
25. CEROPEGIA L.; Benth. & Hook. f. Gen. Pl. ii. p. 779. 
~ 1. C. tentaculata N. E. Br. in Kew Bull. 1895, p. 261. 
Loanpa.—A_ succulent herb, lactescent, twining, springing from a 
depressed-hemispherical bun-shaped fleshy-compact tuber of 14 to 5 in. 
in transverse diameter, whitish both inside and out ; the older tubers’ 
plunged deep in the ground, 6 inches in diameter, 1} to 2 in. deep, 
very juicy but insipid ; stem elongated, cylindrical, 2 to 10 ft. long, 
branched, below densely leafy ; the leaves gradually decreasing in 
size towards the apex of the flowering stem, opposite, cordate-ovate 
lanceolate- or oblong-linear or almost linear, very thickly fleshy, very 
rigid, brittle, herbaceous-green, more or less repand and undulate on 
the margin, rather obtuse or acuminate at the apex, shortly mucronate, 
mostly secund ; flowers subracemose-clustered on the abortive axillary 
branchlets ; calyx green ; corolla-tube somewhat curved, dilated and 
rosy-purple at the base, yellowish above ; the lobes of the limb green 
or yellowish-brown, ciliolate, spreading in a star, gradually attenuate 
into very long shiny capillary-filiform whitish more or less twisted 
extremities, not cohering at the apex ; staminal corona white-yellowish, 
10-cleft ; the outer segments shell-shaped and concave, spreading ; 
the inner ones linear-spathulate, erect, connivent at the apex ; all 
thinly fleshy and green ; stigma flatly pentagonal, greenish ; follicles 
geminate, 4 in. long, slender, flesh-coloured, striate, cylindrical- 
