30 Flora of the Malayan Peninsula. 
In all the provinces, in cultivated places. — D isteib. The tropics 
generally. 
5. Mikania, Willd. 
A twining herb (in Indo-Malaya). Leaves opposite, petiolate. Heads 
small, in spikes racemes or panicles, homogamous, usually 4-flowered. 
Involucre oblong, its bracts 4, narrow, sometimes with a small outer 
one ; receptacle small, naked. Corollas all equal, regular, tubular, the 
tube narrow ; the limb campanulate, 5-fid. Anthers appendiculate, the 
base obtuse. Style-arms long, acute. Cypselas with truncate apices, 
5-angled ; pappus with one or more rows of scabrid hairs, often con- 
nate at the base. — Disteib. About 60 species, all in the warm parts of 
America and Africa except the following. 
Mikania scandens, Willd. Sp. PI. 1743. A glabrous or puberulous 
climber ; young branches less than half as thick as a goose-quill, brown 
and striate when dry. Leaves membranous, on long petioles, ovate, 
acuminate ; the base broad, cordate, often almost sagittate, the edges 
sinuate ; main-nerves a single pair, ascending from the base and 
branching outwards ; length 1 to 2 in. ; breadth -6 to 1-25 in. ; petioles 
■5 to 1 in., slender. Heads narrow, 4-flowered, in lax corymbose cymes, 
on slender peduncles much longer than the leaves, peduncles and 
branches angled when dry, puberulous. Scales of involucre chaffy, 
narrowly oblong, obtuse. Cypselas glabrous ; pappus reddish. DC. 
Prod. V. 199 ; Clarke Comp. Ind. 34 ; Hook. fil. PI. Br. Ind. III. 
244 ; Prain Bengal Plants, 592. M. volubilis and M. chenopodifolia, 
Willd. l.c. 1745 ; DC. l.c. 199 and 201. Eupatormm scandens, Linn. ; 
Jacq. Ic. t. 169. 
In all the provinces, common.— Disteib. British India, Malay 
Archipelago, Tropical Africa. 
6. Dicheocephala, DC. 
Annuals, with alternate toothed lyrate or pinnatifid leaves. Heads 
small, heterogamous, globose or hemispheric, not rayed, in panicles; 
Outer florets S , in many rows, slender, fertile, rigid, 2-3 -toothed or 
cleft. Dish-florets $ , fertile, narrow, 4- or 5-toothed. Anthers with 
truncate bases. Style-arms of ? florets short, flattened, the tips 
lanceolate ; pappus none or (in the ? ) of 2 minute bristles. — Disteib. 
Species 5, Asiatic and African. 
Dicheocephala latifolia, DC. in Guill. Archiv. Bot. II. 518. An 
annual weed, 12 to 24 in. high, erect or spreading, glabrous pubescent 
or villous. Leaves very variable, ovate lanceolate or obovate, entire 
pinnatifid or lyrate, with the terminal lobe broadly ovate and coarsely 
