Dovyalis] xii. bixine^. 41 



with numerous spreading stigmatose lobes at the tip ; cells of the 

 ovary apparently each with several ovules. By thickets in moist rocky 

 situations, near Catete ; sporadic ; in female flower-bud 28 Feb, 1857. 

 No. 539. A patently branched little tree ; trunk straight ; branches and 

 branchlets spinous, leaves softly coriaceous, yellowish-green beneath ; 

 calyx deeply 6-8-cleft, divided nearly to the base ; immature fruit 

 baccate, globose, hirsute outside, juicy, as large as a hazel-nut, mostly 

 3-celled, bursting the 6-8-partite calyx, crowned at the apex with the 

 firm style which is divided into 4 or several stigmas ; cells 1 -seeded, 

 seeds hirsute. In dampish rocky places within the fortress at Bar- 

 rancos de Catete ; in young fruit 12 May 1857. No. 539^.. 



Var. /3, lanceolata (Oliv., I.e., p. 123). 



PuNGO AxDONGo, — A slender little tree, 10 to 12 ft. high, with 

 spreading spinous branches and whitish-tomentose flower-buds. In 

 bushy stations at the cataract of Condo of the river Cuanza, sporadic ; 

 in flower-bud March 1857. No. 546 (not 546&). 



XIII. PITTOSPORE^. 

 1. PITTOSPORXJM Banks; Benth. & Hook. f. Gen. PI. i. p. 131. 



1. P. eoriaceum Ait. Hort. Kew. ed. 1, iii. p. 488 (1789) ; Lowe 

 M. Mad. i. p. 104. 



Island of Madeira. — Fruit. Sr. J. M. Moniz. Coll. Carp. 228. 



2. P. viridiflorum Sims, Bot. Mag. t. 1684 (1814). 



P. ahyssinicum Del., var. angolensis Oliv. Fl. Trop. Afr. i. p. 124. 



HuiLLA. — A small evergreen floribund tree, 10 to 1:^ ft. high, much 

 branched, aromatic-resinous in most parts ; branches whitish, erect- 

 patent, subfastigiate ; leaves thinly coriaceous, glossy above, pale and 

 reticulate-venulose beneath ; flowers densely panicled at the apex of 

 the branchlets, pale yellow, very nicely and powerfully fragrant with 

 an aroma combining those of Syringa and Orange ; calyx short, 5-partite 

 to the base, segments obtuse, ciliolate. Petals 5, claws connivent into 

 a short tube, limb rather spreading. Stamens rather perigynous than 

 hypogynous, erect ; ovary 2-3-celled ; cells 2-3-ovuled ; style thick, 

 straight, firm ; stigma truncate-capitate, at the time of fecundation 

 furnished with a milk-white glutinous exudation round which the 

 anthers adhere. The flowers last a long time, and especially in a dry 

 season remain long in bud. Not uncommon in thin sandy woods about 

 the large lake Ivantala ; in flower-bud Jan. 1860, fl. beginning of Feb., 

 fr. May 1860. No. 1034. An arborescent shrub, 6 ft. high, with a 

 dilated divaricate crown and tortuous very rigid branches and branch- 

 lets ; flowers whitish-yellow. Sporadic in stony spots in Morro do 

 Monino, at an elevation of 5500 ft. above the sea ; fl. March, fr. May 

 1860. No. IQiZih. 



XIV. POLYGALACE^. 



Throughout the coast regions of Angola proper the Polygalacese 

 are scarce, and are represented only by two forms of an herbaceous 

 Polygala ; even in the hilly regions the number of species is not 

 much increased, though there occur two genera, Securidaca and 

 Cmyolohia, which consist of woody plants. One species of Securi- 

 daca is a gigantic creeper, with a trunk from 2 to 2| ft. in 



