Polygala] xiv. polygalace^. 47 



13. P. sparsiflora Oliv. Fl. Trop. Afr. i. p. 127 ; var. p. Oliv., 

 I.e., p. 128; Chodat, I.e., ii. p. 491. 



P. ukirensis Giirke in Engl. Bot. Jahrb. xiv. p. 310, fide 

 Chodat ms. 



PuNGO Andoxgo. — Three sepals green, wings whitish, corolla pale 

 lilac. In dampish pastures, at the river Cuanza, between Condo and 

 Quisonde, very few specimens, fl. and fr. March 1857. No. 1018. 



14. P. rarifolia DC. Prodr. i. p. 332; Oliv. Fl. Trop. Afr. i. 

 p. 132; Chodat, I.e., ii. p. 367, tab. xxix. fig. 5-7. 



PuNGO AxDONGo. — An undershrub, 2-3 ft. high ; stem and branches 

 virgate, erect ; flowers greenish-violet ; the three outer sepals green, 

 the two interior ones whitish ; keel blue-violet ; capsule smooth, 

 oblong, acutely bilobed ; sparingly in dampish sandy thickets, at the 

 right bank of the river Cuanza, near Sansamanda, in fl. and young fr. 

 Dec. 185G. No. 1019. Stem straight, 2-3 J ft. high ; flowers whitish- 

 rose-coloured ; on bushy hills between Bumba and Condo, fl. March 

 1857. No. 1019^. Ranging up to 4 ft. in height ; habit strict, rush- 

 like ; the three outer sepals green-yellowish, the two interior ones as 

 well as the corolla yellowish ; capsule bilobed, with the tooth-like 

 remains of the style in the sinus ; in the dryer grassy places at the 

 borders of woods near Catete, rare fl. and fr. May 1857 ; the natives 

 employ the macerated stems for cords. No. 1020. 



HuiLLA. — Interior sepals milk-white, deep blue at the apex ; keel 

 whitish-violet ; capsule unequally 3-lobed, that is, the remains of the 

 style very much produced in the sinus of the 2 lateral lobes ; in the 

 higher rather sandy thickets near Fonte de Lopollo, very sparingly, fl. 

 April 1860. No. 1024. 



Var. melanophleba (Welw.) ex Oliv., I.e., p. 133. 



HriLLA. — Annual, slender, erect, 1^ to 2 ft. high, rush-like, virgately 

 branched : leaves linear, rather rigid, very caducous ; interior sepals 

 yellowish with black veins ; keel violet-blue, fimbriate-crested, the 

 remaining petals pale or whitish yellow ; seeds brown-black, beset with 

 distant very patent hairs ; sporadic in damp sparingly bushy pastures, 

 between Lopollo and Nene, at elevations of about 5000 ft., fl. and fr. 

 27 April 1860. No. 1022. 



The following is a form with shaggy-pubescent inflorescence : — 

 HuiLLA. — In stony thickets between Lopollo and Fazenda do 

 Ferrao da Sola, sparingly, fl. Jan. 1860. No. 1023. 



2. SECURIDACA Siegesb., L; Benth. & Hook. f. Gen. PI. i. 

 p. 138 ; non Tourn. 



1. S. longepedunculata Fresen. in Mus. Senck. ii. p. 275 (1837) ; 

 var. parvifolia Oliv. Fl. Trop. Afr. i. p. 134 (form with the ventral 

 margin of the wing of the fruit much inflected near the base). 



PuxGO AxDOXGO. — A bush 4 to 7 ft. high ; trunk straight, 1 to l^in. 

 thick, crowned by a low divaricately branched head ; flowers variegated, 

 whitish, violet, and rose ; in thin woods on a ferruginous clayey soil 

 about Quibanga, fl. and fr. Jan. 1851. No. 1005. A shrub, 3 to 4 ft. 

 high, divaricately branched ; leaves fleshy-coriaceous ; flowers rose- 

 coloured ; not uncommon, but rarely flowering, in low sandy thickets 

 about Ponte de Luxillo, Dec. 1856 ; about Pungo Andongo, Feb. 1857. 

 No. 1006. 



