304 LXXVIII. COMPOSITE. (J.D. Hooker.) ` [Siegesbeckia. 
subacute. Achenes obovoid-oblong, not compressed, often ineurved, obtuse ; 
Gare 0.—DisrRrB. Species 2, a cosmopolitan tropical and subtropical and a 
eruvian one. 
S. orientalis, Linn.; Boiss. FI. Orient. iii. 250; erect, pubescent with 
crisped hairs, leaves triangular-ovate toothed or crenate, base incised truncate 
or cuneate, outer invol. bracts equalling or exceeding the inner, outer achenes. 
rough. DC. Prodr. v. 495; Wight Ic. t. 1103; Wall. Cat. 3182; Dalz. § Gibs. 
Bomb, Fl. 127. S. glutinosa, Wall. Cat. 3182. S. brachiata and orientalis ? 
Roxb, Fl. Ind. ii. 432.  Minyranthes heterophylla, Turcz. in Bull. Soc. Imp. 
Nat. Mise. 1851, i. 181. 
Throughout Innia, ascending to 5000 ft. in the Himalaya and other mountains.— 
Disrris.—Cosmopolitan in warm climates. 
An annual, 1-3 ft., with spreading opposite lower branches, Leaves 1-4 in. long 
and broad, long-petioled. 
53. ENHYDRA, Lour, 
Glabrous or scaberulous marsh-herbs. Leaves opposite, sessile. Heads 
axillary, subsessile, unilateral or in alternate axils, heterogamous, subradiate ; 
ray fl. 9 , oc -seriate, fertile, ligule minute broad 3-4-toothed ; disk fl. 6, fertile, 
or the inner sterile, tubular, limb campanulate 5-fid. — Znvol. bracts 4, foliaceous, 
in opposite pairs, 2 outer larger; receptacle convex or conic, pales enclosing the 
flowers tipped with glandular hairs. Anther-bases obtuse, entire. Style-arms 
of D obtuse, tips hispid. Achenes oblong, enclosed in the rigid pales, outer 
dorsally, inner sometimes laterally compressed ; pappus 0.—DISTRIB. Species 
about 6, tropical and subtropical. 
E. fluctuans, Lour. FI. Coch. 511; pubescent or glabrous, glandular, 
leaves sessile linear-oblong acute or obtuse entire or subcrenate, heads axillary 
and terminal sessile. DC. Prodr. v. 637. E. Heloncha, DC. l.e. Hingtsha 
repens, Roxb. Hort. Beng. 62; Fl. Ind. iii. 448, Megera Helongcha, Ham. in 
Wall. Cat, 3195. Tetractis paludosa, Blume Bijd. 892. 
EASTERN BENGAL, Assam, and SILHET.—DISTRIB. Sumatra, Malay, China. 
Usually quite glabrous ; stems 1-2 ft., elongate, simple or divaricatingly branched, 
rooting at the nodes, Leaves 1-3 in., variable in breadth, base narrowed or truncate. 
Heads 4-53 in. diam. 
54. ECLIPTA, Linn. 
Strigose or hirsute annuals. Leaves opposite. Heads small, axillary or 
terminal, peduncled, heterogamous, rayed; ray-fl. 9, sub-2-seriate, fertile or 
sterile ; ligule small, entire or 2-toothed, white rarely yellow ; disk-fl. 5 , fertile, 
tubular, limb 4—5-fid. Znvolucre broadly campanulate ; bracts sub- 2-seriate, 
herbaceous, outer large and broad ; receptacle flat, or nearly so, pales enclosing 
several flowers, inner narrow or 0. Anther-bases obtuse, subentire. Style-arms 
flattened, with short or triangular obtuse appendages. Achenes of ray narrow, 
triquetrous, often empty; of the disk stouter, laterally subcompressed ; top 
entire, toothed or 2-aristate.—Disrris. Species 3 or 4, an Australian, a S. 
American and a cosmopolitan tropical weed. 
1. B. alba, cZassk.; Clarke Comp. Ind. 134; hirsute or strigillose, leaves 
sessile linear or oblong-lanceolate subentire narrowed at both ends, peduncles 
1-2 axillary short or long and slender, invol.-bracts ovate obtuse or acute about 
equalling or exceeding the flowers. E. erecta, Lamk. Ill. t. 687. E. erecta and 
"o Dalz. § Gibs. Bomb. Fl. 117. E. alba and marginata, Boiss. Fl. Orient. 
iii. 249. E. erecta and prostrata, Linn. Mant. 266, Verbesina alba and pro- 
