324 
FLORA OF ADEN. 
4. Euphorbia polycuemoides Hochst. in Kotschy Pi. Nub. n. 184? ; 
DC. Prodr. XV, 2, p. 47 ; Schweinf. in Bull. Herb Boiss. vol. VII, 
Append. II, 315. 
Description : —A glabrous, glaucescent, reddish herb, about 6 inches 
high and more; stem erect, slightly rigid, dichotomously branched. 
Leaves subsessile, linear, subfalcate, acute, very unequal at the base, 
serrulate in the upper part, the larger ones 6 lines long and scarcely 
ines broad at the base ; stipules subulate, reddish. 
Involucres axillary, red, turbinate, forming slender racemes which 
are intermixed with subentire leaves, the throat and triangular lobes 
ciliolate. Glands transversely ovate, slightly concave, with a 
t ose-coloured equilateral 2 — 3-lobed appendage. 
Cocci of capsule carinate ; seed grey, ovate, acutely tetragonous, 
deeply sulcate at the base, scrobiculate on account of the furrows anasto- 
mosing with each other. 
Flowers and Fruits : — March (Schweinf.). 
Locality : — Above the coal-depot of the Messag. Marit. on rocks of 
basaltic lava (Schweinf.) ; Koosaf Valley (Defl.); without locality 
(Birdw.). 
Distribution' — Abyssinia, Kordofan, Usambara. 
Sectio\IL — Time alii. 
5. Euphorbia Bottae Boiss. in DC. Prodr. XV, 2, p. 95. 
Description : — Shrubby, much-branched ; branches J-l foot long., 
slender, virgate ; leaves distant, narrowly lanceolate, acute, deflexed, 
early deciduous, 3 lines long. 
Involucres 1 -I, terminal, unequally pedunculate (6-10 lines), umbel- 
late, supported by 2 oblong acuminate leaflets, the hemispherical lobes 
broadly ovate, denticulate-ciliate. Glands large, transversely ovate, 
styles long, bifid, with the branches revolute and scarcely thickened at 
the apex. 
Capsules whitish, ovate, deeply trisulcate, larger than a pea, long- 
stipitate ; cocci suberose, subcarinate ; seed ovate, smooth, with the 
minute caruncle much depressed. 
Locality : — Aden (Defl.). 
Distribution: — Arabia, at Jennat and Jebel Ras (Botta). 
0. Euphorbia Schimperi (Forsk.) Presl. Bot. Bemerk. 109; Anders. 
Journ. Linn. Soc. V, Suppl. p. 34; Boiss. in DC. Prodr. XV, 2, 96. 
Euphorbia Tirucalli Forsk. FI. Aeg.-Arab. 112. 
Euphorbia Larica Boiss. Cent. Euph. 24, et in DC. Prodr. XV, 2, 96. 
