362 LXXIII. COMPOSITH (OLIVER AND HIERN). [ Vicoa. 
A small genus of the Old World Tropics. 
Leaves sessile, amplexicaul, lanceolate or oblong . . . 1. V. auriculata. 
Leaves petiolate, oval or ovate, strongly toothed . . . 2. V. divaricata. 
1. V. auriculata, Cass.; DO. Prodr. v. p. 474. Erect annual, 
1-3 ft. high, simple below, somewhat loosely branched above ; branches 
terete striate, puberulous at least above. Leaves alternate or occasi- 
onally subopposite, linear lanceolate or oblong, acute or subobtuse, 
sessile, auriculate at the base, amplexicaul, puberulous or nearly gla- 
brous, 3-3 in. long by 44,—? in. wide, membranous, denticulate or sub- 
entire. Capitula hemispherical, many-flowered, about 4-} in. diam., 
solitary on slender pedicels, }—14 in. long, in a somewhat loose terminal 
panicle. Scales of the involucre pluriseriate, acute, scattered with 
small sessile glands ; inner linear, straight ; outer subulate, recurving. 
Receptacle flat naked 3-} in. diam. Florets all tubular, orange- 
yellow. Achenes ellipsoidal-oblong, 3!5 in. long, pale, pubescent.—V. 
indica, DC. ; Prodr. v. p. 474; Inulaster Kotschyi, Schultz Bip. in Hb. 
Kotschy Nubic. n. 105; Varthemia Kotschyi, Schultz Bip. in Hb. 
Schimp. Abyss. sect. ii. sub. n. 938; Conyza Kotschyi, Schultz Bip. ex 
Schweinf. et Aschers Fl. Athiop. p. 807; Inula leptoclada, Webb, 
Spicil. Gorgon. 137, ex Schweinf. et Aschers, I. c. 
Upper Guinea. Senegambia, Capt. Botelir!; Niger Expedition, Barter fo 
Wile Land. Cordofan and Sennaar, Kotschy ! Bongo-land, Schweinfurth! Djur, 
Upper Nubia, Tinne; Soturba, Schweinfurth ! 
Occurs also in Egypt, Cape Verde Islands, and India. 
2. VW. divaricata, 0. § H. Herbaceous, divaricately branched ; 
branches slender, terete, puberulous. Leaves alternate, oval or ovate, 
apiculate, narrowed at the base, petioled, with large apiculate teeth, 
puberulous at least below, 3-3 in. long by 5-4 in. wide. Petioles 
narrowly alate, ranging up to 4 in. long. Capitula subhemispherical, 
many-flowered in. diam., solitary on long slender axillary and term! 
nal peduncles 3-4 in. long, loosely panicled. Scales of the involucre 
pauciseriate, linear, acuminate, puberulous; outer shorter. Receptacle 
punctate, plano-convex, } in. diam. ; outer florets ¢, ligulate. Achenes 
oblong, not contracted at the top, 3, in. long, pubescent when young, at 
length nearly glabrous. Pappas uniseriate, of few scabrid sete. 
Mile Land. Abyssinia, Ehrenberg ! 
46. CALOSTEPHANE, Benth. ; Benth. et Hook. f. Gen. Pl. 0. 
p. 335. 
Capitula heterogamons, yellow, radiate, ray-florets l-seriate ¢: 
Involucre somewhat hemispherical of 1-2-seriate narrow unequa 
bracts not exceeding the florets. Receptacle foveolate. Corolla of ray 
with elliptical or oblong minutely 3-dentate limb ; of disk tubular with 
5-fid recurved limb. Anther-base finely sagittate, tails capillary ; 
Achenes prominently 10-costate, ribs setulose. Pappus of 9 obovate 
denticulate hyaline palew alternate with as many narrow and slightly 
longer.—Puberulous or scabrid erect forking slender herb. Leaves 
