( 442 ) 
nate, small, the upper opposite, 1-2 cm. long, 6-9 mm. broad, 
ovate- oblong, sessile, blunt, entire, ere thick, obscurely 
3-nerved with numerous fine, erect veins; peduncles 4~5 ong, 
which (the pistillate) is 2 mm. long and broad, campanulate, thick, 
deep-purple, the 5 glands broad, thick, strongly recurved, unap- 
pendaged; ovary 1.5 mm. long, ovoid, obtuse, obtusely 3-angled, 
the styles 1.5-2 mm. one: strongly recurved, 2-cleft about half- 
way, thickish, purple; perianth-segments white, linear, one at each 
angle of the ovary and about half its length ; involucre of the stami- 
4 
mit, narro 
ard; rudimentary pistil present; interstaminate bracts thickish, 
flat, purple-tipped, longer than the stam (Vo. 2504.) 
Species obviously related to &. en but peculiar in its 
solitary axillary involucres. 
Euphorbia boliviana sp. nov. 
Sparsely pilose with long hairs and grayish-puberulent with inter- 
mediate short ones; stems prostrate, about 1 dm. long in my speci- 
men, profusely branched, stoutish for the size of the plant, deep- 
purp e- red, terete; stipular- oe Pare ovoid, short- piri 
purple; leaves opposite, nearly sessile, 4-8 cm. long, 2.5-5 m 
broad, ovate, inequilateral, a at the truncate or lightly cor- 
date base, blunt, irregularly and rather obscurely serrate-dentate, 
thickish, mostly purple; pedicels about 1 mm. long, thick; involucre 
1 mm. long, narrowly campanulate, the segments sae pointed, 
the white or purplish glands eee 2-horned. (Vo. 2 
The same as Mandon ro6¢ and Mathews 502. oe appar- 
ently related to £. thymifolia. 
Euphorbia longipila sp. nov 
Long and softly purplish- ahi pilose throughout; stem herbace- 
ous froma stout perennial root, ascending, much-branched, the 
branches erect, elongated, slender, terete ; ae glands not appar- 
ent; leaves all alternate; petioles o.5—1 cm. long, meer diver- 
gent or deflexed; a exceedingly variable in size, from 0.72— 
cm. long, 0.4-1.5 cm. broad, oval or mostly sub-rotund, aie at to 
ovate, rounded, es or slightly produced at the base, rounded at 
the summit, very thin, pale, the midrib and 4 pairs of secondaries not 
prominent, Bread and coarse; involucres cymose-fascicled at the ends 
f the branchlets; pedicels very short; involucre green with a 
white border, or some ie le, cam eee 1mm. long and broad, 
