Sarcostemm«a | LXXXIII. ASCLEPIADE. 689 
CAPE DE VERDE Is~tANDs.—On the rocks of Monte Verde in the 
island of St. Vincent, about 1000 ft. alt.; and also at the coast on 
St. Jago, where it is very plentiful and called by the inhabitants 
“ Tosta-Olho ”; fl. Sept. 1853. It hangs from the rocks and looks at 
a distance like aspider’s web ; it yields much milk, and on that account 
is regarded as poisonous. No. 4258. 
Perhaps not specifically distinct from the next species. 
~— 2. §. viminale Br. Prodr. Fl. Nov. Holl. p. 464 (1810). 
Euphorbia viminalis L. Sp. Pl., edit. 1, p. 452 (1753). 
Ampriz.—A fleshy, jointed, leafless, glaucescent shrub, with ochro- 
leucous-whitish flowers. At Quilombo in the Mossul principality ; fl. 
and fr. Nov. 1853. No. 4255. 
Loanpa.—A leafless, slender, glaucous-green shrub, 3 to 5 ft. high, 
scandent, occasionally twining, fleshy throughout ; juice milky, thick ; 
branches cylindrical, jointed ; branchlets twisted into a loose spike ; 
flowers of a pale sulphur colour or whitish-ochroleucous, cymose or 
umbellate and mostly lateral, readily deciduous ; follicles geminate, 
lanceolate-linear, acute, smooth. In thickets about Loanda, Cacuaco, 
etc., in dry places, rather rare ; at Museque de Luiz Gomes ; fl. March 
and April 1854. No. 4256. 
—~ 3. S. andongense Hiern, sp. n. 
Sarcostemma sp., Welw. in Journ, Linn. Soc. ii. p. 154 (Feb. 1859). 
A very lactescent, fleshy shrub, decumbent or rarely pendulous, 
4 to 8 ft. long or more; branches sometimes rambling, sometimes 
opposite or verticillate, cylindrical, glaucescent, glabrous or nearly 
so ; sessile umbels lateral and terminating the branchlets, sub- 
globose, about an inch in diameter; pedicels several together, 
spreading, puberulous, + to 2 in. long; flowers about } in. in 
diameter when fully expanded; sepals very small, lanceolate, 
puberulous; corolla 5- partite, nearly glabrous, minutely 
squamulose-glandular on the back, from greenish to pale sulphur 
in colour ; the segments narrowly ovate or oval-oblong, obtuse, 
at length spreading, about + in. long; corona white; the outer 
whorl about } in. high, shortly toothed; the inner whorl of the 
corona staminal, consisting of 5 triangular lobes about ;), in. long 
arising from the andrecium near the level of the apex of the 
outer whorl and falling short of the tip of the stigma; anthers 
tipped with erect lanceolate-triangular appendages ; stigma ovoid- 
conical. 
Punco ANnpoNGO.—In the more elevated rocky places in the 
presidium, almost everywhere and very plentiful, in company with 
fleshy orchids (cf. Listrostachys fragrantissima Reichenb. f. ; Welw. 
herb. nos. 701, 702) ; fl. end of Dec. 1856. No. 4257. 
™ 4, §. Welwitschii Hiern, sp. n. 
Stems fleshy, glaucescent, brittle, cylindrical, glabrous or 
minutely squamulose-glandular, dichotomously or trichotomously 
branched, climbing far and widely, twining towards the tapering 
extremities, leafless; sessile umbels lateral and terminating the 
short branchlets, several-flowered, about # in. in diameter ; pedicels 
4+ to 2 in. long, somewhat puberalous, spreading or recurving ; 
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