Euphorbia. | CXXII, EUPHORBIACEH (BROWN). 
Ovary with 2 styles, 2-celled; in- 
volucre about-4 lin. in diam. . 
Ovary with 3 styles, 3-celled (unknown 
in 182, H. Hrythree). 
Wing-like angles of flowering 
branches much broader than 
the central solid part is thick 
(see also 184, H. Barter, which 
may perhaps have branches 
2 in. or more in diam.), 
Branches 7- (perhaps sometimes 
fewer) angled; peduncles 3—4 
lin, long . - . 
Branches 4- (perhaps sometimes 
5-) angled ; peduncles 6-9 lin. 
long. 3 ° 
Wing-like angles of the 5—7-angled 
flowering branches not broader 
than the central solid part is 
thick c : c ° c 
[See also 169, #. Murieli, which 
may perhaps have branches 2 in. 
or more in diam. | 
Flowering branches (dried) 14-1} in. in 
diam. (see also 182, EZ. Erythrea, and 195, 
E. franckiana), 
Spines 4-9 lin. long; branches deeply constricted 
into many elliptic or orbicular segments 1-1} 
in. long and 13-12 in. broad (see also 151, 
E.opuntioides) . . : : 
Spines 2-9 lin. long, very unequal on the same 
stem; branches with irregular and usually 
not very deep constrictions. 
Flowering branches 4—6-angled ; spine-shields 
united into continuous horny margins to the 
angles 5 - Fe ‘ rs 
Flowering branches 3-angled ; spine-shields not 
united into continuous horny margins to the 
angles s : . . . 
Spines 1-4 lin. long, subequal or not very unequal 
on the same stem, absent in 169, H. Murieli 
(always?) ; flowering branches 3-4-angled 
(see also 175, H. confertiflora). 
Spine-pairs with a pair of recurved prickles or 
hooks at their base. : 5 . 
Spine-pairs with or without a pair of minute 
straight (not recurved) prickles or points at 
or near their base. 
Stem-angles distinctly sinuate-toothed along 
the margins ; ftlowering-eyes separate 
from the spine-shields or occasionally 
connected with them by a horny border. 
Leaves 3-2} in. long, oblanceolate or 
spathulate-oblanceolate, soon deciduous ; 
180. £. bilocularis. 
. 181. #. acrurensis. 
183. H. calycina, 
182 
187 
. £, Lrythree. 
. 152. BZ. bellica. 
es LA: 
. 156. Z. buruana. 
. E. platyacantha. 
spine-pairs }—} in. apart - . 189. EB. hermeatiana. 
