984 cxv. EUPHORBiACE^. [Pycnocoma 



catkins in the axils of the upper leaves ; catkins of the unexpanded 

 flowei's about \ in. long by \ in. thick ; bracts broadly ovate, 

 rounded, about i in. long and rather broader, very concave, 

 imbricate, appressedly hairy on the exposed part of the back, 

 glabrous inside, exceeding and including the flower- buds ; flower- 

 bud about -^jj in. long and i in. broad, angular, somewhat flattened 

 on the side next the axis of the catkin and curved on the other 

 side, se.-sile, each within a bract of the catkin ; calyx triphyllous, 

 the segments thick, somewhat similar to the bracts but smaller, 

 hairy on both faces, unequal, valvate in sestivation, enclosing the 

 bunch of stamens, one or two of them obtusely keeled on the 

 back ; stamens very numerous, very densely crowded, seated on 

 the fleshy torus, glabrous ; filaments free, rather thickly filiform, 

 somewhat flexuous, erect or ascending, firm ; anthers 2-celled, 

 short, apparently versatile; the cells dehiscing longitudinally, sub- 

 separated by the connective ; ovary 0. Female plant not seen. 



Ambriz. — In small woods between Ambriz and Qnizembo, at an 

 elevation of 100 to 150 ft. ; young male fl. Nov. 1853. No. 476. 



This is probably the plant referred to in Welwitsch's diary on Nov. 

 8, 1853, at Ambriz, as a small tree, with the habit almost of a 

 Pittosporum. 



33. TRAGIA Plum., L. ; Benth. & Hook. f. Gen. PI, iii. p. 329. 



1. T. volubilis L. Sp. PI., edit. 1, p. 980 (1753) ; Muell. arg. 

 in DC. Prodr. xv. 2, p. 935 (1866). 



Var. genuina Muell. arg.. I.e., p. 936. 



GoLUNGO Alto. — An undershrub, woody at the base, climbing very 

 long distances through thickets, armed with strongly stinging hairs ; 

 sap watery ; leaves somewhat fleshy ; bracts of the racemes of male 

 flowers deep blood-red ; cocci of the capsules sometimes spheroidal, 

 sometimes compressedly triangular. In the forests of Sobato 

 Mussengue near Menha Lula, climbing among the denser thickets ; 

 fl. and fr. Nov. 1855. No. 382. 



2. T. angolensis Muell. arg. in Journ. Bot. ii. p. 333 (1864), 

 and in DC, I.e., p. 940. 



PuNGO Andongo. — A perennial herb, a foot high ; rootstock woody, 

 polycephalous ; stems numerous, branched from the base ; branches 

 elongated ; leaves membranous, somewhat hard, discolorous ; flowers 

 pale yellowish-greenish ; fruit obscurely tricoccous. In dry thickets 

 between Mangue and Candumba ; fl. and fr. March 1857. No. 425. 



HuiLLA. — Flowers reddish. In pastures by hills among low bushes, 

 near Lopollo, in company with several species of Gnidia and many 

 Irideae, on a schistose sandy soil ; fl. and fr. Dec. 1859. No. 426. A 

 narrow-leaved form, scarcely differing. No. 426i. 



3. T. cordifolia Benth. in Hook. Niger Fl. p. 501 (1849); 

 Muell. arg. in DC, I.e., p. 944 ; Ficalho, iPl. Uteis, p. 259 (1584) ; 

 non T. cordata Vahl (1790). 



Golungo Alto.— a far and widely climbing herb, the whole plant 

 beset with very vehemently stinging hairs which cause extreme pain 

 often lasting a day ; sap watery. By moist thickets and among rather 

 tall grass about Sange and Banza do Sobato Bango, etc., plentiful ; 



