472 CXXII. EUPHORBIACE& (BROWN). | Euphorbia, 
Herb 13—4 in. high; rootstock tuberous; leaves 
and bracts linear or linear-lanceolate, acute . 49. E. trichadenia. 
Herb 1-2 ft. high, with annual leafy flowering 
shoots from «a thick succulent tuberculate 
leafless stem; bracts ovate, acuminate . 54. EH. Monteiri. 
Herbs or shrubs 3-10 ft. high; flowering branches 
herbaceous or not distinctly woody; leaves 
alternate (see also 58, E. tumbaensis). 
Bracts under the involucres #-33 in. long, 
with awn-like points }-1 in. long. 
Leaves 4-1 in. broad, sessile : 55. FE. Grantii. 
Leaves 13-3} in. broad, tapering into a co 
petiole 4—1 in. long. “ 56. E. pseudograntii. 
Bracts under the involucres 1-2 a long, with 
awn-like points } in. or less long : 57. E. Cervicornu. 
Shrubs or small trees with woody-looking (or pro- 
bably fleshy, when alive) flowering heanehen; 
leafless or with terminal rosettes or clusters 
of leaves at the time of flowering, naked 
below. 
Flowering branches 4-43 lin. thick; bracts 
under the involucre #—1 in. long, acute or 
shortly subulate-pointed . : : . 92. EB. noxia. 
Flowering branches 1-3 lin. thick; bracts 
under the involucres scale-like or very 
deciduous, 4—} in. long, obtuse, apiculate. 
Involucre (including glands) 6-8 lin. in 
diam.; ovary partly enclosed in a deep : 
cup-shaped calyx. . 90. BE. Scheferr. 
Involucre (including glands) about 5 lin. in 
diam.; ovary with a very rudimentary : 
rim-like calyx : : . 91. E. somalensis. 
Involucre-glands 4-5, gdbencenk on the 
inner or upper surface as well as on the 
back, and ciliate, entire or crenulate, 
without appendages or processes. 
Leaves all alternate or clustered at the apex of 
the stem. 
Plant with a cylindric fleshy tuberculate un- 
branched stem 3-3 in. high, with a tuft of : 
leaves and flowers at the apex. . 110. BE. napoides. 
Plant branching, 4—2 (or more ?) ft. high. 
Branchlets ascending ; leaves elliptic; petioles ; 
4-1} in, long. : . 38. E. acalyphoides. 
Branchlets horizontally spreading with up- 
curved tips; leaves linear - lanceolate; 
petioles 3 in. or less long : 96. #. incurva. 
Leaves opposite. at the flowering nodes, alternate 
elsewhere, linear or linear-lanceolate = . 41. ZB. sarmentosa. 
Involucre-glands 4-5, rarely 6-8, glabrous 
on the inner or upper surface, mostly 
entire, but Sometimes with petal-like 
appendages or 2-horned or toothed, 
never divided into several linear or 
filiform processes. 
