Vicoa. ] Composite. 165 
Page 33.—For Vicoa auriculata Cass. read: 
V. indica DC. in Wight Contrib. p. 10 (1834). Inula indica Linn. 
Sp. Pl., ed. 2, p. 1236 (1762). Vicoa auriculata Cass. in Ann. Sc. Nat. 
XVII, p. 33 (1829). 
18a. CARPESIUM Linn. 
C. cERNUUM Linn. Sp. Pl. p. 859 (1753); Hk. f. in Fl. Brit. Ind. 
III, p. 300 (1882). 
Found in Australia as an introduced plant. 
18b. LAaGASCEA Cav. 
Herbs or shrubs; leaves opposite, or the upper alternate, 
entire or toothed; capitula aggregated in compound heads, 
surrounded by large bracts; each capitulum 1-flowered; true 
involucral bracts connate into a false calyx, receptacle very 
small; florets all hermaphrodite, regular, 5-toothed; anther- 
bases sagittate, with obtuse auricles; style arms elongate, 
acute, hairy; achenes compressed, more or less 3-angled; 
pappus of 2-3 short bristles——Sp. 7; Tropical America. 
L. mois Cav. in Anal. Cienc. Nat. VI, p. 333 t. 44 (1803). 
Noccea mollis Jacg. Fragm. t. 13 (1800); Hk. f. in Fl. Brit. Ind. 
III, p. 302 (1882). 
An annual herb; stem erect, up to 2 ft. high; leaves ovate, 
3-nerved from the base, villous beneath; lamina }~2 in. long; 
petiole 1 in. long; compound heads 3 in. across, solitary, on 
long peduncles, surrounded by green, obovate bracts; florets 
white; anthers black. 
A weed of cultivation at Peradeniya (1887). Fl. May, Aug., Sept. 
A native of Tropical America, now widely dispersed. 
18d. ACANTHOSPERMUM Schrank. 
Annual herb; 1. opposite; heads terminal, usually between 
dichotomous branches; involucre uniseriate; receptacle 
paleaceous; outer fls. minutely ligulate, female, disk male, 
tubular; achene spiny, compressed.—Sp. 3. 
A. HuIspipiIuM DC. Prodr. V, p. 522 (1836); Blake in Contr. U.S. 
Nat. Herb. XX, p. 386 t. 23c (1921). A. humile Petch in Ann. Perad. 
VII, p. 330 (1922) non DC. Katu-nerenchi, S. 
A diffuse annual herb; stem 1 ft., hirsute; 1. opposite, 
sessile, lyrate-ovate, irregularly serrulate, pubescent be- 
neath; heads shortly peduncled; ray fils. about 6; achenes 
pale, cuneate, with two diverging spines at the upper angles 
and several smaller spines on the sides. 
Introduced and spreading in waste places. Colombo (1916); Put- 
talam (1921); Syambilagastenna, near Urugala (1926); Tabbova veva 
(1926). Fl. Aug.; yellow. 
Native of Tropical America. 
Part III. 
