Mela7ithera] lxxi. oomposit.b. 581 



Baeea de Bengo. — In swampy places by the river BeDgo; fl. and 

 fr. Dec. 1853. No. 3544. 



GOLUNGO Alto. — By thickets and in the less dense forests ; roadway 

 near Menha-Lula ; fl. and fr. July 1855. No. 3545. In bushy 

 wooded parts of Sobato de Mussengue ; fl. and fr. May 1856. No. 3546. 



MossAMEDES. — Florets golden-yellow. In sandy thickets at the 

 river Bero ; fl. July 1859. The ovary of the disk-florets is more 

 rounded than in the three previous Nos. No. 3543. 



3. M. mouocliseta Hiern, sp. n. 



A scabrid herb, more or less branched, 1 to 3|- ft. high, 

 apparently annual ; stems angular, sulcata, pallid, suberect or 

 subscandent and loosely rambling among shrubs, mostly dichoto- 

 mous ; branches opposite or alternate ; leaves ovate or the upper 

 ones lanceolate, acuminate or pointed at the apex, obtuse or more 

 or less wedge-shaped at the base, opposite or sub-opposite or the 

 upper ones alternate, membranous, dark green in the dried state, 

 above rough and scattered with whitish deciduous short strigose- 

 hispid hairs, paler sometimes sublepidote and similarly strigose- 

 hispid beneath, unequally serrate-dentate, occasionally lobulate at 

 or near the base, f to 4 in. long by |- to 2^ in. broad ; petioles 

 ranging up to |^ or |^ in. long, hispidulous ; capitula heterogamous, 

 radiate, subhemispherical, ^ to f in. long, on hispidulous peduncles 

 ranging up to about 3 in., terminal and subterminal, together 

 forming broad rather lax terminal leafy cymes ; involucral scales 

 free to the base, rather loosely imbricate, sub-biseriate, the outer 

 ones lanceolate-oblong, foliaceous, entire, obtusely pointed, hairy 

 on the back, about ^ in. long, nearly fl.at ; the inner ones rather 

 narrower, more acute, nearly as long and less foliaceous ; flowers 

 homochromous, yellow, ray-florets ligulate, female, fertile, sub- 

 uniseriate, i in. long ; the ligule oval, f in. long by i in. broad, 

 marked with several slender nerves, minutely trifid at the apex, 

 the ovary compressed, puberulous, subtruncate, on one side 

 furnished with an arista; disk-florets multiseriate, hermaphrodite, 

 i or nearly ^ in. long (including the exserted style) ; the corolla 

 about ^ in. long, tubular, shortly 5-lobed ; anthers about equalling 

 the corolla-lobes, style slightly thickened upwards to its appendage 

 at the apex, ecaudate and obtuse at the base, branching ; style- 

 branches somewhat compressed, with an ovate appendage ; ovary 

 as in the ray-florets but rather larger; achenes ^ in. long, 

 obpyramidal-oblong, 3- or 4-gonal, muricuiate verrucose or nearly 

 smooth, turning dusky, truncate and hispidulous at the apex with 

 the remains of the nectary in the centre ; pappus consisting of a 

 single caducous scabrid arista, the points of attachment of which 

 for the several florets form a spiral arch ; receptacle convex, 

 furnished with palese ; the palese folded and embracing the florets, 

 about ^ to ^ in. long, dry, subscarious, obovate and whitish 

 below, acuminate and yellowish above, hairy along the line of fold 

 at the back, ciliate along the upper half, marked with several 

 parallel longitudinal lines, persistent. 



LoANDA. — An annual, subscandent herb. In thickets near Quicuxe ; 



