i 
Pulicaria. | LXXUI. COMPOSITH (OLIVER AND HIERN), 367 
many-flowered, solitary at the ends of the paniculate branches, radiate. 
Scales of the involucre pluriseriate, thinly woolly or glandular, linear, 
acute; outer shorter, recurved at the tips. Disk fl. 4~5-dentate. Re- 
ceptacle punctate, 4-3 in. diameter. Achenes glabrous. Pappus sub- 
l-seriate with a few shorter setz, subplumosely scabrid above.— 
Francoeuria crispa, Cass.; DC. Prodr. v. p. 475. 
Upper Guinea. Senegambia, Roger / Dagana, Leprieur. Niger, Barter! 
Wile Gand. Cordofin, Kotschy! Nubia, Hartman! Binder ; Nile bank, 16° N. 
Lat., Speke and Grant! Abyssinia, Roth! 
Also in Cape Verde Islands, Arabia, Egypt, India, &e. 
48. PORPHYROSTEMMA, Grant; Benth. et Hook. f. Gen. 
Pl. ii. p. 336. 
Capitula heterogamous discoid ; outer florets 2 0o-seriate narrowly 
tubular; inner & tubular dilated upwards 5-toothed. Involucre 
hemispherical of numerous narrow linear or subulate bracts, the outer 
shorter. Receptacle foveolate hairy. Anther-base sagittate, contigu- 
ous auricles connate. Style-branches linear obtuse. Achenes hairy. 
Pappus of 5 rather long sete, together with minute uniseriate laciniate 
Scales.—Erect hispid herb with narrow alternate leaves and rather 
large pedunculate loosely panicled purple heads. 
A monotypic endemic genus. 
l. PB. Grantii, Benth. ; Oliv. in Linn. Trans. xxix. p. 96, t. 
63. . Erect herb, about 2 ft. high; stem corymbosely branched 
Upwards; branches striate, hispid. Leaves linear or uarrowly linear- 
elliptical, obtusely pointed, mucronate, thinly hispid, denticulate, nar- 
rowed towards the slightly clasping sessile base, 2-5 in. long by 4-$ in. 
Wide, Capitula hemispherical, 3 in. diameter, solitary, on distinct 
pedncles, terminal and subterminal, purple. Scales of the involucre 
mear-subulate shaggy. Achenes densely hirsute-pilose with ascending 
hairs.— Brigeron ?? sp., Thoms. in Speke Journ. App. p. 637. 
Wile Land. 4° 15'S, Lat., near Mininga, in moist places, Speke and Grant! 
Salt is extracted from its ashes. 
49. GEIGERIA, Griessel.; Benth. et Hook. f. Gen. Pl. ii. p. 337. 
Heads heterogamous radiate, overtopped by the leaves ; ray-florets 
*Seriate, Involucre ovoid or campanulate of multiseriate rigid imbri- 
cate bracts. Palew of receptacle very numerous narrow or setaceous. 
Y-florets ligulate, 3-dentate; disk-florets tubular 5-fid. Anther- 
ae sagittate with slender tails. Achenes angled, hairy. Pappus 
usually of 2-seriate scales, the inner or alternate aristate.—Low herbs, 
with opposite or alternate glandular or cottony leaves and yellow heads 
often concealed amongst the leaves. 
A genus chiefly confined to the Cape. 
ichotomous alate herb. Leaves oval, glabrate-glandular. 
eads sessile in the forks . 
re ae 1. G. alata, 
one cottony herb. Leaves narrow. Heads densely tomentose . 
2. G. acaulis, 
