Phyllcmthusl CXV. EUPHOEBIACEiE. 959 



9. p. Microdendron Welw. ex Muell. arg. in Journ. Bot., I.e., 

 p. 330, and in DC, I.e., p. 359. 



Diasperus Microdendron O. Kuntze, I.e., p. 600. 



HuiLLA. — Distinguishable from its allies by the habit somewhat 

 like a little tree and by its usually larger flowers and fruits. In moist 

 hilly places among low bushes, between Nene and Lopollo ; rather 

 rare ; fl. and fr. Feb. 1860. No. 334. 



10. P. virgulatus Muell. arg. in Journ. Bot., I.e., p. 330, and 

 in DC, le., p. 360. 



Biaspe-rus virgvlatus 0. Kuntze, I.e., p. 601. 



PuNGO Andongo. — Dioecious. In thickets on a sandy clay soil, 

 between Bumba and Condo, near the great cataract of the river 

 Cuanza ; fl. and fr. March 1857. No. 328. 



11. P. prostratus Welw. ex Muell. arg. in Journ. Bot., I.e., 

 p. 330, and in DC, I.e., p. 361. 



Diasperus prostratus O. Kuntze, I.e., p. 600. 



HuiLLA. — A perennial herb or shrnblet ; rootstock thick ; the 

 numerous stems and branches prostrate or prostrate-ascending, not 

 milky, with the habit of a Polygonum ; leaves glaucescent ; flowers 

 from whitish to rosy or turning quite red ; fruit capsular. In elevated 

 pastures on sandy clay, Empalanca in the Lopollo country ; apparently 

 rather rare ; fl. and fr. beginning of Feb. and 21 March 1860. No. 333. 

 A prostrate, glaucescent, perennial herb, with many stems and white- 

 purple flowers. In hUly sandy parts of Humpata, above 5000 ft. alt. ; 

 fr. 21 March 1860. Coll. Caep. 77. 



12. P. maderaspatensis L. Sp. PL, edit. 1, p. 982 (1753). 

 Diasperus maderaspatensis 0. Kuntze, I.e., p. 600. 



Var. Thonningii Muell. arg. in DC, I.e., p. 362. 



LoANDA. — Annual and biennial. In moist sparingly bushy grassy 

 places, flooded in summer, near Imbondeiro dos Lobos ; fl. and fr. 

 June 1858 ; also at Eepresa de Manuel Pereira van Hunen ; fl. and 

 fr. 16 July 1854. No. 321. Annual. Quicuxe ; fr. May 1854. 

 Determination very doubtful. Coll. Carp. 918. 



13. P. odontadenius Muell. arg. in Journ. Bot., I.e., p. 331, and 

 in DC, l.e., p. 365. 



Diasperus odorvtadenius 0. Kuntze, l.e., p. 600. 



PuNGO Andongo. — In damp sandy sparingly bushy places on the 

 Calemba island in the river Cuanza, near Condo ; rather scarce ; in 

 beds of Scirpus or such-like plants ; fl. and fr. March 1857. No. 317. 



14. P. benguelensis Muell. arg. in Journ. Bot., I.e., p. 331, and 

 in DC, l.e., p. 365. 



Diasperus bengtcelensis O. Kuntze, I.e., p. 598. 



PuNGO Andongo. — An annual, erect, very slender herb. In sandy 

 bushy places at the banks of the river Cuanza, near Candumba ; fl. 

 and fr. March 1857. No. 3156. 



Bumbo. — In fields where Arachis hypogcea L. had been cultivated, 

 tolerably abundant ; fl. and fr. June 1860. No. 315. 



15. P. arvensis Muell. arg. in Journ. Bot., I.e., p. 332, and in 

 DC, l.e., p. 405. 



Diasperus arvensis 0. Kuntze, I.e., p. 598. 



