380 LVIII. ONAGRACE.E. [Jussicett 



perennial, with the habit of a Ludwigia or Isnardia ; branches 

 ascending ; flowers of a fine yellow colour ; stamens 10. In spongy 

 swamps on the right bank of the river Lombe, conspicuously decorating 

 wide tracts of marshes with its golden flowers ; fl. and fr. March 1857. 

 No. 4471. Flowers yellow. In spongy places within the fortified 

 lines of Pungo Andongo. Only one specimen, gathered in May 1857. 

 No. 44716. 



MossAMEDES. — Stems branched at the base, elongated, ascending ; 

 petals large, yellow, less fugitive than in the other species. In swamps 

 about the river Giraul, very abundant ; fl. 19 July 1859. No. 4477. 



5. J. sufFruticosa L. Sp. PI. edit. l,p. 388 (1753); M. Micheli 

 Onagr. Bresil, p. 23. 



J. angustifolia Lam. Encycl. Meth. iii. p. 331 (1789) and 111. 

 Oen. ii. p. 422, t. 280, f. 3 (1793). J. villosa Lam., I.e., p. 331 ; 

 Oliv. Fl. Trop. Afr. ii. p. 489. J. linearis WUld. Sp. PI. ii. p. 

 575 (1799). J'ussicea spec, Welw. Apont. p. 589, n. .76. 



LoAXDA. — An undershrub, 2| to 4i ft. high ; stem erect or ascending, 

 purplish, patently branched in the upper half ; flowers yellow, tetra- 

 merous, of moderate size for the genus. In damp places by stagnant 

 water, Museque de Luiz Gomes, abundant ; fl. and fr. August 1856. 

 No. 4461. A patently branched undershrub, annual and biennial, 2 to 

 4 ft. high ; leaves narrow ; flowers yellow, of moderate size. In 

 moist places, near Museque de Luiz Gomes ; fr. August 1858. Coll. 

 Carp. 589. 



Barra do Bengo. — An undershrub, 2 to 4 ft. high ; stem ascending, 

 hirsute, leafy ; flowers yellow. By pools near Quifandongo ; fr. 

 June 1857. Coll. Carp. 588. 



IcoLo E Bengo. — An annual herb ; stem ascending or oblique, 

 rarely straight, usually branched from the base ; flowers small, yellow. 

 At the swampy margins of lakes near Funda, not uncommon ; fl. and 

 fr. Sept. 1857. No. 4620. 



LiBONGO. — An erect, slender, sparingly branched herb, with small, 

 yellowish flowers. In marshy places at the banks of the river Lifune, 

 near Banza de Libongo ; fl. and fr. Sept. 1858. No. 4468. A herb, 

 apparently annual ; stems very long, prostrate, purple, almost dis- 

 tichously branched, sarmentose ; branchlets shaggy, densely leafy, 

 ascending. In swamps about drying-up pools on the left bank of the 

 river Lifune, in company with Azolhi, etc. ; without either fl. or fr. 

 end of Sept. 1858. Probably a state of this species. No. 4481. 



GoLUNGO Alto. — A bush ; fl. and fr. No. 4467. Herbaceous ; 

 stem erect, red, shaggy, branched ; leaves linear-lanceolate ; flowers 

 yellow ; petals very caducous. In damp places by the river Cuango ; 

 fr. March 1856. Coll. Carp. 587. In marshy places by streams, near 

 Canaulo ; fl. and fr. April 1856. No. 4462. 



Pungo Andongo. — An erect herb, 5 ft. high, with spreading 

 branches and yellow flowers. By swamps along the banks of the river 

 Cuanza, near Candumba ; fl. and fr. Jan. 1857. No. 4469. 



Mossamedes. — A herb, either Ii to 2 ft. high and nearly unbranched, 

 or ranging up to 4 ft. and much branched, reddish almost throughout 

 except the yellow flowers. By the bushy margins of the river Bero ; 

 fl. and fr. July and August 1859. A glabrous form. No. 4475. 



The two following Nos. appear to belong to this species or to be 

 near it : — 



Pungo Andongo. — At Calunda Mangue ; fl. and fr. March 1857. 



