494 ; CXXII. EUPHORBIACEA (BROWN). | Huphorbia. 
Branches 3-angled; spine-shields not 
in opposite pairs. 
Cymes or solitary involucres on 
peduncles 3-5 lin, long; styles 
bifid at the apex : : - 181. EB. brevis. 
Cymes or clusters of 3 involucres 
sessile or subsessile. 
Spine-shields as broad or broader 
than long, not decurrent below 
the spines; styles entire . 182. E. imitata. 
Spine-shields much longer than 
broad, decurrent below the 
spines; styles minutely bifid . 133. H. Johnsonii. 
1. E. phylloclada, Boiss. in DC. Prodr. xv. ii. 66. Annual or 
perennial, with radiately spreading or prostrate branches 1-6 in. long, 
in the larger specimens repeatedly branched, glabrous. Leaves and 
bracts on the branches all opposite, sessile, often crowded and imbricate 
on the flowering parts, 1~% in. long, and as much in breadth, broadly 
cordate-ovate or orbicular-ovate, obtuse or acute, mucronate, coriaceous 
or perhaps somewhat fleshy, with a narrow subcartilaginous white or 
reddish margin, green, with a large white area at the base or occupy1ng 
half the leaf on one side of the midrib; leaves on the young main stem 
under the primary branches alternate, 4-11 in. long, spathulately 
obovate or orbicular-obovate, obtuse, apiculate, cuneately tapering into 
a petiole 3-2 as long as the blade. Stipules none. Involucre solitary 
at the nodes, subsessile, 1 lin. in diam. and rather longer than broad, 
campanulate, thin or somewhat membranous, apparently whitish or 
purplish, with 4 glands and 5 quadrate or rectangular 3-toothed ciliate 
lobes; glands 4-2 lin. in their greater diam., transversely linear-oblong, 
with a conspicuous petal-like slightly crenulate white or purp er 
appendage, Capsule far exserted, recurved, 1} lin. long, 1} in. © 
diam., oblong, glabrous; styles }-} lin. long, free, deeply bifid. Seeds 
1 lin. long, 4-angled, with a small caruncle, very minutely tuberculate- 
scabrous, grey.—Z. peploides, E. Meyer, Zwei Pfl. Documente, 184, not 
of Gouan. . hereroensis, Pax in Engl. Jahrb. x. 35. 
Lower Guinea. German South-west Africa: Hereroland (Damaraland) 
Haichamkab, Marloth 1190! Gouchassib River, Range, 701! on rocks at Otyn® 
bingue, Lindner ! Welwitsch, Dinter, 1490! Galpin and Pearson, 7548! Leet 
Okahandya and Swakop River, Dinter, 156! and without precise locality, Bohiae- 
Also in Great Namaqualand as far south as the Orange River. 
The habit and peculiar variegation of the leaves readily distinguish this from 
all other species. 
2. E. tettensis, Klotzsch in Peters, Reise Mossamb. Bol. ae 
Annual, Stems solitary or many from the crown of the root, cae 
decumbent or prostrate, simple or sparingly branched, 2-18 1. ee 
woolly-tomentose with rather long hairs to puberulous with minute 
curved hairs. Leaves opposite, very shortly petiolate, 4-1 in. — 
2-5 lin. broad, ovate-lanceolate or ovate, acute or subobtuse ae 
apiculate, cordate and equal or slightly unequal at the base, thiol} 
