522 -CXXII, EUPHORBIACEZ (BROWN). | Euphorbia. 
a tough creeping rhizome 4-3 in. thick, erect, branching, puberulous. 
or glabrous, brown or green; branches straight, divaricate. Leaves all 
alternate, shortly petiolate, }-14 in. long, ?-3 lin. broad, linear, abruptly 
acute or obtuse, obtuse at the base, flat or narrowly revolute at the 
margins, with a prominent midrib beneath, glabrous on both sides.. 
Stipules reduced to minute glands or obsolete. Involucre solitary,. 
terminal or falsely lateral at the ends of the branches, subsessile or on 
peduncles up to 2 lin. long, 24-3 lin. in diam., minutely puberulous 
outside, glabrous within, broadly cup-shaped, with 4-5 glands and 5 
broad transversely rectangular fringed lobes; glands about ? lin. in their 
greater diain., transverse, 2-lipped or obliquely funnel-shaped, and in 
dried specimens usually with the inner lip pressed against the larger 
outer lip, entire. Capsule erect, } in. in diam., velvety-puberulous;. 
styles united below, with recurved-spreading branches, truncate or bitid 
at theapex. Seeds about Lin. in diam., globose, smooth.—Boiss. in DC. 
Prodr, xv. ii. 1264. E. djurensis, Schweinf. ex Pax in Engl. Jahrb. 
xix. 119. #. Kassneri, Pax in Engl. Jahrb, xliii. 86. 
Nile Land. Jur: near the River Jur, Ziane, 58; at Kurshook Ali’s Seriba, 
Schweinfurth, 1591! Uganda: Madi, Bagshawe, 1632! near Masinde in Unyoro,. 
Bagshawe, 1547! British East Africa: Gadu, Kdssner, 413 ! 
46. E. calva, V. £. Br. Perennial, with a tuberous rootstock. 
Stem of the only specimen seen 5 in. high, 1-14 lin. thick, but on the 
label stated to be 12-14 in. high, erect, unbranched, herbaceous oF 
perhaps subsucculent, glabrous, brown. Leaves alternate, ascending, 
2-5 in. long, 2-34 lin. broad, linear, acute, rounded at the base into 4 
very short petiole, entire with narrow cartilaginous margins, coriaceous 
or somewhat fleshy, with the midrib stout and prominent beneath, 
glabrous on both sides. Stipules none. Involucres evidently terminal, 
possibly solitary and subsessile, only one detached example seen, 1 
cluding the glands, about 4 lin. in diam., 2 lin. deep, cup-shapet, 
glabrous, with 5 glands and 5 rectangular or subquadrate minutely 
ciliate-denticulate lobes; glands 14-13 lin. in their greater diam., tran® 
versely oblong, entire, with a rim-like ridge on the inner margin. 
Ovary and capsule not seen. ' 
Upper Guinea. Cameroons: Korrowae Plateau, 2300 ft., Lederman, 3880! 
47. E. Oatesii, Rolfe in Outes, Matabele Land, ed. ii. 40% 
Perennial. Rootstock probably a tuber. Stem dividing at groune- 
level into 2~3 erect or ascending branches 3-8 in. long, puberulous. 
Leaves alternate or at the inflorescence opposite or subopposite, : 
rather thick texture, }~2} in. long, 3-2} lin. broad, linear or linear 
lanceolate, acute, very shortly narrowed to a subsessile base or a x 
short petiole, glabrous on both sides or sometimes with a few ern 
curved hairs on the keel-like midrib beneath, sometimes minutely cilia 
when young. Stipules minuteand gland-like,or none. Peduncles solitary 
arising in the forkings of the stem or falsely axillary, }-1 in. longs rl 
puberulous. Involucre 2-24 lin. long and 3-33 lin. in diam., br ‘- 
cup-shaped with 5 glands and 5 lobes, puberulous or tomentose, bib 
