Brachylena.] COMPOSIT (Harv.) 115 
Annuals, natives of the warmer parts of Asia and Africa. Leaves alternate, 
toothed. Heads globose, small, in racemes or panicles. Name apparently from 
dis, twice; xpow, to colowr, and kepadn, a head. 
_L. D, latifolia (DC. 1. c. 372) ; stem diffuse or ascending, sparingly 
pilose ; leaves ovate, on winged petioles or lyrato-pinnatifid, with an 
ovate terminal lobe and one or two pair of small lateral lobes, coarsely 
toothed, membranous, sparsely setulose or glabrous ; heads on longish 
pedicels, in terminal racemes, Also D. Capensis and D. sonchifolia, DC.! 
Lthulia auriculata, Thunb.! Cap. 623. Centipeda Capensis, Less. Syn. 
201. 
Has. Cape, Thunberg. Eastern Districts, Burchell. Natal, Gueinzius! 347. T. 
Cooper! 1206. (Herb. Sd., Th., D.) 
A coarse, weedy annual, 6-12 inches or in rich soil more in length. Leaves 
tapering at base into winged petioles, the lamina 1-2 inches long, 3-14 inches wide. 
Heads as large as peas. Female corollas very minute. 
XXVIII. SPHHRANTHUS, Vaill. 
Heads crowded into a globose glomerule (or compound-head) sur- 
rounded by a common involucre ; each partial head sessile in the axil 
of a bract, on a convex common-receptacle. Partial heads few-flowered, 
moneecious, all the fl. tubular; female filiform, 3-toothed, subdilated 
and indurated at base; males swollen, 5-toothed, with abortive styles. 
Partial recept. nude. Partial invol. of several close-pressed, imbri- 
cated scales ; genl. various. Anth. without tails. Styles of female fi. 
shortly bifid; of males undivided. Achenes without pappus, not beaked, 
pilose or glabrous. DC. Prodr. 5, p. 369. 
Tropical and subtropical herbs, Asiatic and African. Leaves decurrent, serrate 
or subentire. Peduncles terminal or opposite the lobes. Name, from o@aipa, a 
sphere, and avéos, a flower. 
1. §. peduncularis (DC. 1. c. 370); scaberulous ; leaves broadly 
linear, acute, serrate, decurrent in long, narrow, serrate wings along the 
stem ; peduncles as long as the leaves or longer, terete; glomerule 
globose, subtended by broadly ovate, mucronate, invol.-bracts. 
Has. Near Natal, Drege! T. Williamson! Krauss! 224. Gerr. § M‘K., 355 
Kreili’s Country, near Butterworth, #. Bowker! (Herb. D., Hk., Sd.) 
Root perennial. Stems 1-2 f. long, erect or diffusely branched, the branches 
spreading. Leaves 13-23 inches long, 2-3 lines wide. Flowers purplish. 
Sub-tribe 3. TarcHonanTHEs. ‘Heads (in the S. African genera) dicecious ; 
flowers tubular, 5-toothed. Anthers tailed at base. (Gen. XXIX,—XXX.) 
XXIX. BRACHYLANA, R. Br. 
Heads many fl., dicecious. Recept. naked. Jnvo/. scales imbricated, 
dry, shorter than the flowers. Cor, tubular, unequally 5—toothed. 
Malefl.: anth. tailed at base, connate, exserted. Style filiform, simple. 
Ovary hispid, abortive, sparingly pappous. Fem. fl.: anth. abortive, 
separate. Style bifid, the branches short and broad. <Achenes glandular- 
pubescent. Pappus in two rows of rough bristles. DC. Prodr. 5, p. 430. 
Strongly scented shrubs or small trees, natives of S. Africa. Leaves alternate, 
coriaceous, shortly petiolate, entire or toothed, glabrate above, often tomentose 
beneath. Heads in branching racemes or panicles. Fl. yellow. Name from Spayus, 
short, and xAawa, a cloak, alluding to the invol. shorter than the flowers. - 
