948 cxv. EUPHORBiACE^. [EuphorMo^ 



16. E. subsalsa Hiem, sp. n, 



A fleshy, very prickly, leafless, very copiously milky shrub, 

 attaining 2 to 4 ft. in height, beginning to flower when only 7 or 

 8 in. high, slightly puberulous, subglauoous, pale green, with 

 the habit of a Cereus ; branches tetragonal, quadricostate, sub- 

 virgate, furrowed between the angles ; ribs undulate, pulvinate ; 

 prickles about 4 together, distinct, straight, unequal, patent, 

 subdivergent, acute, rather slender, -J to ^ in. long ; branchlets 

 brachiate, somewhat constricted at the base, distant, ascending, 

 1^ to 3 in. long, about i in. broad, frequently marked with 

 circular shallow scars (of fallen flower-heads) on the angles above 

 the raised bases of the collections of prickles ; cymes subterminal 

 or lateral, small, sessile, solitary or in pairs, bracteate at the 

 base ; bracts broadly oval, the inner pair -J^ in. long, the outer 

 bracts very short ; flowers yellowish, sessile ; involucre nearly 

 ^ in. long, campanulate, truncate at the apex ; lobes 5, short, 

 about Jy in. broad, shortly bifid, membranous, subtruncate and 

 fringed at the apex ; glands transversely oblong, short, equalling 

 or slightly exceeding the involucral lobes and thicker, -^ in. 

 broad, entire; bracteoles between the filaments fringed at the 

 obtuse apex, nearly as long as the involucre, obovate ; capsule 

 very shortly stipitate, |- in. long, shortly exserted, glabrous ; 

 styles 3, united up to a third of their length, entire at the apex. 



MossAMEDES. — Seen only at Pedra de Sal, between Mossamedes and 

 Bumbo, not far from a salt spring (Marne), near the river Maiombo ; 

 a, few specimens, fl. Oct. 1859. No. 642. 



Related to E. triaculeata Forsk. and to E. tetracantha Kendle in 

 Journ. Bot. 1896, p. 130. The local name is " H&hi." 



17. E. subfalcata Hiern, sp. n. 



A subglabrous, glaucescent, perennial herb, 2 to 4 in. high ; 

 root very large, more or less napiform or fusiform, milky, with 

 white flesh ; stem ascending, subcylindrical, |- to i in. thick, 

 branched towards the top ; persistent bases of the fallen stem- 

 leaves ovoid or ovate, scattered, scarcely prominent; branches 

 short, leafy, spreading or recurving ; their leaves narrowly 

 lanceolate-linear, prolonged, acute, sub-falcate, ranging up to 

 2 in. long or rather more, rather fleshy, sessile, entire, crowded ; 

 the floral leaves opposite, exceeding the inflorescence, induplicate 

 about the base ; stipules ; flower-heads solitary, on short rather 

 thick fleshy stalks ; flowers white-greenish ; involucre broadly 

 turbinate, its tube somewhat hairy inside, -^ to y^^ in. long ; lobes 

 roundish, somewhat hairy, ciliate-fringed, -^ to y\- in. broad; 

 glands 4, unequally bilabiate; the inner lip very short, broad, 

 minutely crenulate, hairy inside ; the outer lip about J in. long, 

 from a broad base multisect, the segments once or twice or thrice 

 cleft, the ultimate lobes spreading ; bracteoles among the unequal 

 fewer nearly glabrous filaments narrow, thickened at the apex, 

 hairy; anthers glabrous; capsule tricoocous, shortly exserted, 

 stipitate, ]r to ^ in. long, \ in. broad, tough, sub-crustaceous, 

 emarginate at the apex, glabrous or nearly so ; stipe puberulous ; 



