FLORA OF ADEN. 
227 
1, Pnlicaria glutiliosa Jaub. et Spacb 111. PL Or. tab. 318. 
Platychsete glutinosa Boiss. Diag. PI. Or. ser. I, XI, 5 et PL Or, 
III, 208. 
Description : — A small shrub, about 1 foot high ; herbaceous parts 
minutely glandular-puberulous and more or less hirsute with villous, 
crisp, whitish, more or less elongate, simple, articulate, finally deciduous 
hairs. Stems woody, terete, erect, irregularly dichotomous. Young 
branches slender, virgate, terete, striate, erect, leafy. Leaves 
scattered, coriaceous, thick, concave or subterete-involute, straight 
or falcate, sessile, exauriculate, narrow, linear or spathulate- linear, 
entire, callose-mucronate, subdilate at the base ; younger ones glauce- 
scent, older ones green ; the upper leaves smaller than the lower ones 
and subequal on the same branch. 
Peduncles terminal, solitary, 1-headed, ebracteate, erect, terete, 
short, below the head slightly dilate. Heads campanulate, multi- 
fiowered, homogamous; involucre campanulate; bracts 5— 6-seriate, 
densely imbricate. Receptacle glabrous, obsoletely alveolate or areolate. 
Corolla lutescent, regular, subclavate, 5-nerved, 5-dentate at the apex, 
subconstricted at the throat, outer side with scattered stipitulate 
punctiform glands. Stamens inserted a little above the base of the 
corolla ; filaments capillary, glabrous, almost as long as the anthers ; 
anthers linear, with short lacerate tails. Ovary columnar, subterete, ^ 
of the corolla in length ; unequally 1 0-eostulate, truncate and 
subcallose at the base ; basilar areola oblique. Pappus whitish, the 
outer one persistent, very short, coroniform, irregularly crenate-lobulate, 
the inner one deciduous, of 15 — 20 setae, three times the length of the 
ovary and slightly shorter than the corolla ; setae spathulate- 
lanceolate, acute, barbellulate at the apex. 
locality : — Aden (Hildebrandt, Ellenbeck). Ex Krause. 
Distribution : — South Arabia. 
3. Pnlicaria adenensis Schweinf. ex O. Kuntze Rev. Gen. PL I, 
358 et in sched. Herb. Kew. 
Pulicaria iphionoides O. K. ex O- Kuntze 1. c. I, 358. 
Yarthemia arabica T. Anders. Journ. Linn. Soc. Y, Suppl. p. 22 
(non Boiss.). 
Iphiona arabica B. Hgp. ex O. Kuntze 1. c. I, 358. 
Description A perennial undershrub, 8 — 12-inches high, leafy, 
glandular-tomentose ; branches corymbose at the apex. Leaves 1 — 
inches long, 1 — 2 lines broad, lanceolate, attenuate at the base, mucronu- 
late at the apex, entire, puberulous on both sides. 
Peduncles terminal, cymose ; scales of involucre lanceolate, acute, 
adpressed, the outer ones short, subulate. Corolla yellow. Pappus 
