454 CXXII, EUPHORBIACEE (BROWN). [ Monadenium. 
5. M. stapelioides, Pax in Engl. Jahrb. xliii. 89, Plant branch- 
ing at the base (or possibly from the top of a stout fleshy main stem) 
into simple fleshy (probably perennial) stems 1-6 in. long, 3-5 lin. thick, 
covered with spirally arranged rhomboid tubercles }—1 lin. long, glabrous. 
Leaves sessile on the apex of the tubercles, }-} in. long, 4-} in. broad, 
lanceolate, acute, apparently longitudinally folded, with a prominent 
midrib beneath, fleshy, glabrous, very minutely scabrous along the 
margins, deciduous. Stipules none. Cymes several at the apex of the 
stems, 4-5 lin. long, with 3 involucres ; peduncles }—1 lin. long, glabrous. 
Bract-cup 24-3 lin. long, oblique, with 2 short rounded apiculate lobes 
and 2-keeled down the back, with the margins slightly overlapping 1» 
front at the base, not undulate, glabrous, green. Involucre 2—-2$ lin. 
long, somewhat urceolate, slightly inflated below and constricted at oe 
base of the erect truncate rim or gland, “red” (Jaeger). Ovary nee 
capsule recurved, 3-angled, very minutely papillate, with 2 toothe 
Wings along each angle. 
: » 359f 
Mozamb. Distr. German East Africa: steppe east of Ikoma, Jaeger, 359° 
and without precise locality, UAlig, 538 ! 
6. M. Ellenbeckii, V. #. Br. A fleshy perennial 8-16 in. high, 
the type consists only of small leafless pieces (branches ¢) about ati 
long and 4 in. thick, doubtless stouter when alive, cylindric, mat 4 
with slightly prominent tubercles or leaf-scars, with 1 or 2 black ae i 
beside them and often 1 in their axils, arranged in spiral series, DU 
not tessellately tuberculate. Leaves not seen. Peduncles bearing ee 
involucre, solitary in the axils of the leaf-scars, at the apex of uke ee 
or branches, 1 lin. long, glabrous. Bract-cup 24 lin. long, 13 ae " 
diam., notched at the apex to + of the way down, with 2 slight Be 
down the back, running out into short subulate points at the ma : 
glabrous. Involucre (only seen in a fruiting condition) equalling 
bract-cup, very oblique and open in front to 3 of the way down, eat 
(not truncate) at the apex, with a dark (red?) margin. Capsule Sg 
a few valves seen) 13 lin. long, glabrous, exserted on a recurved pe led 
2-24 lin. long. Seeds 14-11 lin. long, narrowly oblong, 4-angie®s 
tuberculate, light brown, with a white mushroom-shaped caruncle. 
Wile Land. Gallaland: Boran; Tarro Gumbi, Ellenbeck, 2102! 
7. M. echinulatum, Stapf in Hook. Ic. Pl. t. 2666, jigs- ae 
Rootstock an irregularly ovoid tuber. Stem solitary, annual, erect, ees : 
1 ft. high and } in. thick, herbaceous or somewhat fleshy, terete, ‘in 
with numerous Spreading scattered soft-prickle-like processes about 4 hat 
long, green. Leaves alternate, rather few, 3-1} in. apart, ae 
fleshy, green; petiole 1-4 in. long, rather stout, flattish above ; a 
1-2} in. long, 3-1} in. broad, the lower smaller, elliptic or os 
obovate, subacute or shortly and rather abruptly pointed, cunea y 
tapering into the petiole at the base, glabrous above, beset with e . 
soft points beneath, Cymes small, pedunculate, once to three = 
forked, beset with soft entire points on the peduncle, branchlets 
: t 
veins of the bracts, at first nodding ; peduncles 3-1 1n. long, stout, 
