Hibiscus] xxm, Malvaceae. 69 



2. H. intermedius A. Rich. Tent. FL Abyss, i. p. 58 (1847); 

 Masters, I.e., p. 198. 



Loanda. — Not common, in the bushy and drier parts of the district, 

 towards the east, as for instance at Penedo and Boa Vista ; fl. and fr. 

 April 1854. No. 5273. An annual herb ; rather rare in the low-lying 

 and somewhat moist thickets, near Imbondeiro dos Lobos ; fr. begin- 

 ning of May 1858. No. 5272. 



Welwitsch's specimens appear to belong to this species. 



3. H. Mechowii Garcke in Linmea xliii. p. 121 (1881-1882). 

 The following number may belong to this species ; but I have 



not seen the type : — 



Pungo Andongo. — A herb, annual or the stem becoming woody at 

 the base, biennial ; flowers large (about 2 in. long in the dry state), 

 sulphur-coloured, inside at the base purple-velvety ; abundant in 

 secondary thickets, between Caghuy and Calunga ; fl. and immature fr. 

 end of April 1857. No. 5262. 



4. H. physaloides Guill. & Perr. Fl. Senegamb. Tent. p. 52 

 (1830-1831); Masters, I.e., p. 199. 



GtOlungo Alto. — A cinereous undershrub, 2 to 3£ ft. high, clothed 

 with rigid very stinging hairs, remarkable for whitish glands placed at 

 the insertion of the petiole in the axils of the primary nerves ; petals 

 1J in. long, spathulate, entire, sulphur-coloured, marked at the base 

 inside with an oblong orange-scarlet or vermilion spot, fugacious ; in 

 elevated bushy pastures, Sobato da Bumba ; fl. and fr. May and Oct. 

 1855. Nos. 5245, 5247. Sobato de Mussengue ; fl. and fr. June 1856. 

 No. 5248. No. 4922 (no locality). 



The two following numbers, represented in the British Museum 

 set each by a fragment and a sketch of the unique specimen in 

 the study set, should be compared with this species, but they 

 appear different : — 



Huilla. — An erect simple slender annual herb, a foot high, pallid ; 

 Lopollo, fr. No. 4929. In rather dry bushy stations, near Lopollo, 

 Oct. 1859, fl. If in. long. No. 4933. 



5. H. loandensis Hiern, sp. n. 



An erect undershrub of 5 to 6 ft. or a shrubby herb, with 

 patent subterete branches, and the stem branches and foliage 

 beset with rigid stinging hairs ; branchlets thinly leafy. Leaves 

 (of the branchlets) more or less 3-lobed or occasionally undivided, 

 broadly ovate, cordate at base, membranous, green and thinly scat- 

 tered with stellate and more thickly spread with short appressed 

 hairs above, rather paler and thinly scattered with impressed 

 glands and stellate hairs beneath, 1| to 4 in. long and broad, 

 crenate-serrate ; lobes ovate or ovate-lanceolate, the middle one 

 the longest, usually about two-thirds of the length of the leaf ; 

 petiole 1 to 3| in. long, often longer than the lamina, pubescent ; 

 stipules subulate, | in. long. Flowers axillary, solitary or con- 

 gested at the extremities of the branchlets; peduncles ^ to 1J in. 

 long, ascending, jointed near the top, pilose ; epicalyx consisting 

 of about 15 filiform pilose segments, about half as long as the 

 fruit ; calyx divided rather more than half-way down into 5 ovate- 



