Psorospermum] xx. hypericinEjE. 57 



2. PSOROSPERMUM Spach: Benth. & Hook. f. Gen. PI. i. 

 p. 167. 



1. P. febrifugum Spach in Ann. Sc. Nat., ser. ii., vol. v. p. 163 

 (1836) ; Oliv. Fl. Trop. Afr. i. p. 158. 



Cazengo. — A small tree, branched almost from th,e base ; trunk 

 4 in. in diam. near the base, erect ; branches erect-spreading ; flowers 

 white tinged with rose; in rather dry bushy high-grassy places 

 (capinaes), near Oacula and by hills near the river Luinha : fl. Dec. 

 1854. No. 1057. 



G-olungo Alto. — The native name " Mutune " is applied to this 

 plant as well as to the one next following species. A tree of 10 ft. 

 (or perhaps a young tree) ; branches erect-patent, lax ; flowers whitish- 

 rose ; in elevated stony hilly places of Serra de Alta Queta, towards 

 the river Luinha, in company with " Unday " (Gardenia Jovis-tonantis 

 Hiern) ; fr. July 1856. No. 1058. A tree, 6 to 10 ft. high ; trunk 

 2 to 3 in. in diam. ; bark corky, said to be a febrifuge ; flower whitish 

 to whitish-rose ; in the drier especially in the secondary thickets 

 throughout the Sob. de Bumba ; fl. Oct. 1855. No. 1059. A tree, 

 springing up after the burnings (Queimadas) ; flowering shoots emerg- 

 ing from the trunk ; on the drier slopes of Sobato Cabanga-Cacalungo, 

 near the base of Mount Cungulungulo ; fl. Sept. 1855. No. 10595. 

 A tree of 6 to 10 ft., occasionally of 12 to 15 ft., with a crown more 

 or less pyramidal ; on the drier wooded slopes of the mountains of 

 Capopa, near Sange ; fl. Feb. 1855. No. 1060. A tree of 8 to 10 ft. 

 (perhaps a secondary shoot of a larger burnt tree) ; in secondary 

 thickets of the more elevated hills of Sobato Bumba ; in young fr. 

 Dec. 1855 ; Menha lula, in young fr. May 1855. No. 1060&. A tree 

 of 10 to 15 ft., or in secondary thickets usually destroyed by fire and 

 then forming a shrub ; leaves softly but thickly coriaceous, green 

 above ; flowers whitish-reddish ; frequent in thickets by the borders 

 of primitive woods of Sobato de Bumba and near Bango-Aquitamba ; 

 fl. Dec. 1855. No. 10616. Native name " Cabrel " ; used as a remedy 

 against the itch (Sarna). 



Pungo Andongo. — An arborescent shrub, with the branchlets com- 

 pressed at the nodes and with white flowers. Bark used by the natives 

 as a febrifuge and in cases of leprosy. In secondary thickets of the 

 fortress, near Cazella ; in fl. and young fr. Dec. 1856. Native name 

 "M'-Bulambia." Welw. Apont. p. 560. No. 1064. 



"Var. albida Oliv., I.e., p. 159. P. albidum Engl. Bot. Jahrb. xvii. 

 p. 83 (1893). 



Huilla. — A csespitose shrub of 1 ft., sometimes a small tree of 8 to 

 12 ft., widely branched ; flowers white or whitish-rose ; not uncommon 

 in stony thickets and at the borders of woods throughout the plateau 

 of Huilla, near Nene, Lopollo and Humpata ; fl. and fr. Dec. 1859. 

 No. 1065. A shrub of 1 to 5 ft. (sometimes prostrate and only 6 in. 

 high), loosely branched, erect ; upper surface of the small Vaeeinium- 

 like leaves with deeply impressed venation ; flowers white or rose- 

 white ; in shortly bushy pastures between Nene and Mumpulla ; fl. 

 Oct. 1859. No. 1066. 



The characters given by Engler, I.e., to define his species, fail to 

 correspond with all Welwitsch's specimens cited above ; moreover 

 Welw. No. 1064, quoted by Engler for it, does not belong to Oliver's 

 variety albida. 



