360 LXXIII. COMPOSITH (OLIVER AND HIERN). [ Iphiona. 
1. £. scabra, DC. Prodr. vi. p. 475. Shrubby, scattered with 
short glandular scabrous pubescence ; branches ascending, numerous. 
Leaves subulate-pungent, sessile, 4-1 in. long, with 1-3 spines about 
4 in. long at the base on each side. Capitula campanulate, 4 in. long, 
about 14.flowered, solitary, axillary and terminal, often crowded, on 
pedicels ranging up to 1 in. long. Scales of the involucre 3—4-seriate, 
puberulous; inner linear, acute ; outer shorter less acute or subobtuse ; 
outermost acute. Receptacle y; in. wide, naked. Achenes oblong, 
zy in. long, hirsute. Pappus tawny, multiseriate, unequal, subscabrid. 
Wile Land. Soturba, Schweinfurth! Shores of Red Sea, Nimmo ! 
Occurs also in Egypt, Arabia, ete. 
2. I. rotundifolia, 0. § H. Shrubby; branches pale terete 
glabrous. Leaves obovate, rounded at apex, narrowed at the base, 
subsessile, shortly petiolate, glabrous, firm, 4-2 in. long by 4-3 i. 
wide ; margins with deltoid apiculate teeth. Capitula campanulate or 
campanulate-oblong, 1 in. long, on unequal pedicels 3-4 in. long, m 
moderately dense terminal corymbose cymes 3—13 in. diam. Scales of 
the involucre multiseriate, very unequal, nearly glabrous, obtuse, 
mucronulate, pale straw-coloured with dark (purple ?) midrib; inner 
oblong ; outer successively shorter and more elliptical or rotund. Re 
ceptacle narrow. Achenes densely hirsute. Pappus uniseriate, pale 
tawny, minutely barbate. 
Wile Land. Somali country, Capt. Playfair ! . 
aor the Gagaboot (Dagaboot of Vaughan); see also note under Pluchea puna- 
tifida. ° 
3. Z.2 microphylla, Vatke in Oesterr. Bot. Zeitschr. xxvii. p. 196 
(1877). Scabrous, shortly villous, divaricately much branched, bushy ; 
branches loosely few-headed. Leaves oval-oblong, sparse, strigose on 
both sides, minute, 4-1 in. long, ranging up to py in. in width. 
Capitula terminal, ? in. diameter ; peduncles of moderate length ($ in.); 
bracteolate. Involucral scales appressedly imbricated, rather obtuse, 
keeled, pencilled-cottony on the margin and at the apex. Setee of the 
pappus 4 times the length of the villous achene. 
Wile Gand. Somali-land, among the mountains of Serrut, near Meid, 6000 ft., 
alt., April, Hildebrandt. 
The description is taken from Vatke, l.c.; we have seen no specimen. 
44, PEGOLETTIA, Cass.; Benth. et Hook. f. Gen. Pl. ii. p. 334 
Capitula homogamous, discoid, campanulate, florets all tubular 
fertile. Involucral scales panciseriate narrow acute ; receptacle naked. 
Anther-base sagittate with long tails. Achenes elongate subterete, 
10-12-costate. Pappus duplex; inner of long copious plumose — 
outer shorter paleaccons, pales multifid or toothed.—Pubescent freely 
branching herbs with alternate narrow leaves and terminal solitary °F 
loosely panicled capitula. 
A small genus of Tropical and Southern Africa, 4 
Achenes 3 in. long, scattered with rather rigid hairs . . 1. P. senegalensis. 
Achenes 45-4 in. long, pubescent , .  . » 2 P, mucronata, 
