Colocynthis] lxiii. cucurbitace^. 399 



The various varieties of this species, both wild and cultivated, 

 especially about Loanda, are called " Quixibua," in plural " Maxibua," 

 a name which in Pungo Andongo is used for Ampelocisms urenafolia 

 Planch. 



The following numbers from the carpological collection appear 

 to belong to Colocynthis amarisissima Schrad :— 



IcoLO E Bengo. — Seeds of " Abobora branca," March 1858. Coll. 

 Carp. 164. 



HuiLLA. — Seeds surrounded by a black border. Near Lopollo, Feb. 

 1860. Coll. Carp., 50. A wild sort of " melancia " in the arimo 

 (cultivated field) of Kneisman ; seeds, March 1860. Coll. Carp. 79. 



2. C. vulgaris Schrad. Ind. Sem. Hort. Gotting. p. 2 (1833) 



Cucuniis Colocynthis L. Sp. PL, edit. 1, p. 1011 (1753). 



Citrullus Colocynthis Schrad. in Linnsea xii. p. 414 (1838); 

 Hook. f. in Oliv. Fl. Trop. Afr. ii. p. 548 ; Cogn. in DC. Monogr. 

 Phan. iii. p. 510 (1881) ; Ficallio, PI. Uteis, p. 190 (1884). 



Fruiting specimens of the true Colocynth obtained for comparison 

 with the Angolan species of Citrullus. Coll. Carp. 608. 



The seeds are not used medicinally in Angola. 



13. CUCUMEROPSIS Naud. in Ann. Sc. Nat., ser. 5, v. p. 30 

 (1866). Zehneria Benth. & Hook. f. Gen. PI. i. p. 830 (partly). 



1. C. edulis Cogn. in DC. Monogr. Phan. iii. p. 518 (1881). 



Cladosicyos edulis Hook. f. in Oliv. Fl. Trop. Afr. ii. p. 534 ^ 

 Ficalho, PI. Uteis, p. 188 (1884). 



Golungo Alto. — Ripe fruit subclavate-cylindrical, a foot long, 3 in. 

 in diameter, eaten by the negroes. At the bushy margins of primitive 

 forests in Sobato de Mussengue ; fl. May, fr. July 1856. Also near 

 Camilungo ; male fl. Dec. 1855. No. 808- 



Coll. Carp. 617 consists of seeds, whitish glossy, flattened, ellipsoidal. 

 § in. long, § in. broad, smooth, not bordered, said to belong to an 

 edible fruit 5 to 7 in. long and 3 to 3| in. in transverse diameter : they 

 possibly belong to this species, which, howfever, seems usually to have 

 a longer fruit and smaller seeds. The seeds were collected in Golungo 

 Alto, at Sange, in July 1856. 



14. PHYSEDRA Hook. f. in Benth. & Hook. f. Gen. PI. 1. p. 827. 

 1. P. heterophylla Hook. f. in Oliv. Fl. Trop. Afr. ii. p. 553; 



Cogn. in DC. Monogr. Phan. iii. p. 524 (1881). 



Golungo Alto. — A succulent herb or undershrub, very widely 

 climbing, the whole plant tinged with a glaucous hue, perennial, 

 dioecious, with the habit almost of a Passiflora ; leaves remarkably 

 polymorphous, undivided and triangular or 3- to 5-lobed, bright- 

 green, thick, tender, rather fleshy, rigid, not coriaceous, easy to dry ; 

 corolla sordid-orange in colour, rather fleshy, 5-lobed, clothed inside 

 with long papillfe ; anthers 3, very thick, obovoid-cordate ; filaments 

 short ; fruit oblong-subpyriform, 1 to H in. long, at first variegated 

 with yellow and green, when ripe orange-coloured, with longitudinal 

 green bands, quickly putrescent. In rugged places at the river 

 Delamboa, in company with Coffea melanocarpa Welw. ; without fl. 

 Sept. 1855, in flower bud Jan. 1856 ; also along the banks of the 

 stream Casaballa, among tall bushes, at the base of the mountains in 



