440 LXXII. COMPOSITE (OLIVER AND HIERN).  [Carthamus. 
3. G. leucocaulos, Silih. Fl. Greca, t. 842. An erect glaucous 
nearly glabrous prickly annual, 1-14 ft. high, simple below. Stem 
white, terete, smooth. Leaves deeply pinnatifid, the upper sessile, the 
lower narrowed into a short petiole, 1-4 in. long ; lobes ovate, patent, 
entire, ending in a sharp spine, the terminal one longer, - lanceolate, 
spinulose-denticulate; the floral leaves 14—2 in. long. Capitula 4-4 
in. thick, terminating the apical divaricate branches. Inner involucral 
bracts lanceolate, acute, minutely denticulate near the apex, not dilated 
at base, about in. long. Sete on the receptacle 3 in. long. Pappus 
multiseriate ; outer rows shorter, obtuse, subpaleaceous, inner subseta- 
ceous, acute.—Kentrophyllum lewcocaulon, DC. Prodr. vi. p. 610, cam 
syn. C. lanatus, Linn., var. gracilis, Schweinf. Fl. v. Sot. p. 17, 
n. 173. C. persicus, W., Sp. Pl. 1707, et herb. ex Boiss. Fl. Orient. 
il. p. 708. 
Nile Land. Soturba, Nubia, 22° N. Lat., 2,000 ft. alt., Schweinfurth ! 
Common in Greece and occurs also in Crete, the islands of the Archipelago. and 
Egypt. 
101. PLEIOTAXIS, Steetz ; Benth. et Hook. f. Gen. PI. ii. p. 487. 
Capitula many-flowered, homogamous; florets -all tubular, herma- 
phrodite. Involucre oblong-turbinate; bracts oo-seriate, closely im- 
bricate, inner oblong, outer ovate, successively shorter. Receptacle 
“‘epaleaceous.” Corolla-tube slender, suddenly dilated and deeply 
5-fid above. Anther-cells with villous or ciliate tails. Achenes striate- 
angular, with 6—7-seriate pappus; sete rigid, very unequal. Style- 
branches short, diverging, terminating in a short rounded glandular 
appendix.—Herb with alternate petiolate denticulate leaves, hoary 
beneath, and solitary terminal purple capitula. 
A monotypic genus. 
1. BP. pulcherrima, Steetz in Peters, Reise Mossamb. Bot. p. 500, 
t. 51. An erect simple herb, somewhat woody at the base, more than 
a foot high; stems simple, terete, striate, silky-tomentose, whitish, 
leafy to the top. Leaves elliptical, narrowed towards both ends, serru- 
late or entire, silky-tomentose and hoary beneath, 4-5} by 1-1} m3 
petiole about 4 in., sheathing. Capitula solitary, terminal, 13 by jin. 5 
peduncle short, clothed with long stiffish ascending hairs. Involucra 
bracts glabrous, ovate, obtuse, the inner ones gradually longer, the 
outer ones continued down the short peduncle. Corollas finely purple. 
Achenes hairy, 4 in. long. 
Mozamb. Distr. Sena, Peters! (in Herb, Berol.). 
102. ERYTHROCEPHALUM, Benth.; Benth. et Hook. f. 
Gen. PI. ii. p. 488. 
Capitula homogamous; outer florets 2-labiate, 1-seriate, inner par 
bular, deeply 5-partite. Involucre campanulate ; bracts paucl af 
pluri-seriate, imbricate, outer lanceolate or ovate, inner passiDg a 
the palez of the receptacle. Ray-florets with an outer 3-dentate ligule 
