Sarcostemma] lxxxhi. asolepiade^e. 689 



Cape de Verde Islands. — On the rooks 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 rooks and looks at 

 a distance like a spider'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. S. viminale Br. Prodr. Fl. Nov. HoU. p. 464 (1810). 

 Euphorbia viminaKs L. Sp. PL, edit. 1, p. 452 (1753). 



Ambriz. — A fleshy, jointed, leafless, glaucesoent shrub, with ochro- 

 leuoous-whitish flowers. At Quilombo in the Mossul principality ; fl. 

 and fr. Nov. 1853. No. 4255. 



Loan DA. — A leafless, slender, glaucous-green shrub, 3 to 5 ft. high, 

 soandent, occasionally twining, fleshy throughout ; juice milky, thick ; 

 branches cylindrical, jointed ; branchlets twisted into a loose spike ; 

 flowers of a pale sulphur colour or whitish-oohroleucous, cymose or 

 umbellate and mostly lateral, readily deciduous ; follicles geminate, 

 lanceolate-linear, acute, smooth. In thickets about Loanda, Cacuaoo, 

 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. iii. p. 154 (Eeb.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, glaucesoent, glabrous or nearly 

 so ; sessile umbels lateral and terminating the branchlets, sub- 

 globose, about an inch in diameter ; pedicels several together, 

 spreading, puberulous, i to | in. long ; flowers about i 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 oiiter 

 whorl about ^ in. high, shortly toothed ; the inner whorl of the 

 corona staminal, consisting of 5 triangular lobes about ^b- in. long 

 arising from the androecium 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. 



PuNGO Andongo. — In the more elevated rocky places in the 

 prsesidium, almost everywhere and very plentiful, in company with 

 fleshy orchids (of. Listrostachys fragrantissima Reichenb. f. ; Welw. 

 herb. nos. 701, 702) ; fl. end of Dec. 1856. No. 4257. 



4. S. Welwitschii Hiern, sp. n. 



Stems fleshy, glaucesoent, 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 f in. in diameter ; pedicels 

 i to f in. long, somewhat puberulous, spreading or recurving; 



