446 Lxix. RUBiACE^. [OldenlancUa 



16. 0. staelioides K. Schum., I.e., p. 418. 



HuiLLA. — Flowers white. In rather poor pastures among short 

 grass, near Lopollo ; fl. and fr. Dec. 1859. No. 5328- 



17. 0. lancifolia DC. Proclr. iv. p. 425 (1830) ; Hiern, I.e., p. 61. 

 PuNGO Andongo. — An annual little herb, with a filiform stem 



hanging down from the rocks, and white flowers. At the small 

 cataracts near Tunda-Quilombo, within the prsesidium, sparingly ; 

 fl. and fr. May 1857. No. 3059. In moist fields among crops of 

 Ginguba de Cambamba {Voaudzeia subteiranea P. Thouars), only one 

 specimen ; fl. and fr. Dec. 185G. No. 3060- 



Our specimens differ from the type by the flowers being more 

 frequently not solitary in the axils. 



18. O.corymbosaL. Sp.Pl.,ed. l,p. 119(1753); Hiern, Z.c, p. 62. 

 Sierra Leone. — Fl. and fr. beginning of Sept. 1853. A form with 



rather broad leaves. No. 3047- 



Ambriz. — A tender annual herb, with the habit of a Galium, sub- 

 procumbent or with the stem and branches ascending ; flowers small, 

 white. At the banks of the river Loge, near Quibango, in plantations 

 of Manihot utiUsshna, and in neglected fields near Quibanca, abundant : 

 fl. and fr. Nov. 1853. No. 3044. 



LoANDA. — In the cultivated fields about the city ; fl. and fr. May 

 1854. No. 3041. In stony hilly places by the sea near Morro da Cruz 

 to the south of Loanda, and in cultivated places, not uncommon ; fl. 

 and fr. 30 April 1854. No. 3042. Flowers white. In bushy places 

 with short grass, near Imbondeiro dos Lobos ; fl. and fr. Jan. 1858. 

 No. 3043- A form sometimes with solitary flowers. No. 3043&. A 

 tender, much-branched, annual, little herb, with narrow leaves and 

 white flowers. In plantations of Manihot utilissima throughout the 

 district ; fl. and fr. March to Sept. Coll. Carp. 635. 



GoLUNGO Alto. — About the fazenda of Senhor Luiz Simoes ; fl. and 

 fr. A form with rather broad leaves. No. 3045. 



PuNGO Andongo. — In moist pastures near the Condo cataract ; also 

 in gravelly and neglected fields throughout the prsesidium ; fl. and fr. 

 March 1857. No. 3046. 



Huilla.— Flowers white. In the thickets of Empalanca, flooded in 

 the rainy season, with short grass ; fl. and fr. beginning of April 1860. 

 No. 3049. 



18. 0. capensis L. f. Suppl. PL p. 127 (1781) ; Hiern, I.e. 



Huilla. — Flowers white. In fields neglected after cultivation, at 

 Ferrao da Sola, abundant ; fl. and fr. June 1859. No. 3050. 



Var. stagnina Hiern. 



A glabrous or setulose, simple or somewhat branched, annual 

 herb, 1 to 14 in. higli, erect or somewhat spreading; stem and 

 branches angular ; leaves opposite, linear, obtuse or apiculate at 

 the apex, gradually narrowed to the sessile base, 5 to f in. long,^ 

 spreading ; stipules shortly sheathing, very shortly or obsoletely 

 setose ; flowers axillary, solitary ; peduncles shorter than the fruit, 

 more or less spreading or reflexed ; calyx-teeth 4, subulate from a 

 broad base, shorter than the ovary, persistent, ultimately spreading, 

 not much enlarged on the fruit ; fruit campanulate or somewhat 

 tiu-binate, yW in. long, glabrous or with a few scattered adpressed 

 papillae ; seeds numerous, angular. 



