88 XX. AROiDE/E. [Ancho7nanes 



early arrival of the spring rains ; that is to say, the sooner in September 

 the plant appears, the sooner are the first rains expected. 



Cazengo. — Spathe fleshy, white, brittle, erect. Rocky wooded 

 places on the banks of the Luinha. End of Dec. 1854. No. 223. 



PuNGO AxDOXGO. — A gigantic herb, with a single leaf developed 

 after the flower, petiole almost 1 in. thick, 3 to 5 ft. high, trifid above, 

 leaflets rhomboid. Spathe Ih ft. long, a lurid violet-purplish colour. 

 Rocky places of Mata de Pungo near Pungo Andongo. In fl. and then 

 with mature fruit May 1857. Coll. Caup. 1018. 



2. A. Welwitscliii Rendle sp. nov. Habit and foliage very 

 similar to that of the last species ; petiole and rachis of leaf- 

 segments aculeate, ultimate leaf-segments unequally rhomboidal, 

 bipartite, peduncle sparsely aculeate ; spathe lanceolate in outline, 

 straight, hooded at the apex, sulphur-yellowish, spotted with red in 

 the inside at the base, spadix more than half the length, whitish, the 

 female portion half the length of the male ; ovaries smooth, greenish, 

 apex rhomboid-elliptical, somewhat flattened, stigma excentric and 

 shallowly conical, almost umbonate, with a depressed apex. 



Peduncle 9 to 18 in. long by 2 to 2^ lines thick when dried. 

 Spathe 6 in. long by about 1^ in. greatest diameter ; spadix 

 about 3 in. long, female portion | in. thick, male ^ in. thick 

 at the base, tapering gradually towards the apex. Ovary with 

 stigma 2 lines long. 



Resembles in habit both the hitherto known West African 

 species, but is distinguished from A. Jlookerihy its smooth ovaries 

 and yellow colour of spathe, while A. dubius differs in its much 

 larger purplish or white spathe, and narrow conical style. 



Pungo Andongo.— Wooded thickets of Mata de Pungo. In fl. 

 Oct. 1856 ; in leaf March 1857. No. 226 (in part). 



Ambaca. — En route from Isanga to Ambaca, middle of Oct. 185G. 

 Nos. 225 (in part), 226 (in part). 



6. COLOCASIA Schott ; Benth. & Hook. f. Gen. PI. iii. p. 974. 

 1. C. antiquorum Schott Meletem. i. p. 18 (1832) ; Engl, in DC. 



Mon, Phan. ii. p. 491 ; Durand & Schinz, Consp, Fl. Afr. v. p. 478. 



GoLUNGo Alto. — Shady woods along sides of streams in Serra 

 de Alto Queta, but very rarely flowering. Dec. 1864. No. 220. 

 Rather damp herb-grown woods between Sange and Menha Lula. 

 Without fl. Sept. 1855. No. 220'. 



Cazengo. — Lofty shady places on the Serra de Muchaula, growing 

 with a species of Hydroamr, but flowers sought in vain. Beginning 

 of Jan. 1855. No. 220^ This Aroid is cultivated singly here and 

 there by the so-called Friticeiros, and is regarded as a sacred or magic 

 plant, but I have nowhere seen it cultivated in Angola for the sake 

 of its edible tuber. 



Pungo Andon(;o. — Woods by streams in Mata de Pungo on the 

 presidium, but never seen in flower. Feb. 1852. No. 221. 



7. ANUBIAS Schott; Benth. & Hook. f. Gen. PI. iii. p. 975. 

 1. A. heterophylla Engl, in DC. Mon. Phan. ii. p. 435 (1879), 



Bot. Jahrb. xv. p. 463 (1893) ; Durand & Schinz, Consp. Fl. Afr. 

 V. p. 47G. 



