M 
118 LEAFLETS OF PHILIPPINE BoTANY [VOL P, ART." 
short, subeylindrie, pubescent, ribbed; pappus caducous, glab- 
rous, very slender. 
DISTRIBUTION: 
Tropical Asia and Africa, and on Madagascar. 
PHILIPPINES: 
1836—41, Cuming 988. 
22, SPHAERANTHUS LINN. 
Low, much branched annuals, with its alternate leaves 
toothed and decurrent. Heterogamous flowers small, clus- 
tered in dense globose terminal heads, with or without sub- 
tending bracts; outer flowers fertile, slender, minutly 2 to 
3-toothed; central ones fewer, perfect, tube thickened, 4 to 
5-toothed; bracts of narrow involucre unequal; anther bases 
sagittate; style arms filiform or connate; achene subcompressed; 
pappus none. 
Species 17; throughout the tropics of the old world. 
1. S. africanus Linn. Sp. Pl. ed 2; 1314, 1762-5. F. Vil. 
Noy. App. 116, 1880. Hook. Fl. Brit. Ind. 3; 275, 1881. Vid. 
Phan. Cuming. Filip. 122, 1885: Rev. Pl. Vasc. Filip. 162, 
1886. Forbes and Hemsi. in Journ. Linn. Soc. Bot. 23; 
423, 1888. Merr. Govt. Lab. Pub. 27; 55, 1905. King 
and Gamb. Mat. Fl. Malay. Penin. 16; 38,1905. S. elongatus 
Blco. Fl. Filip. ed. 1; 636, 1837. S. alatus Blco. Fl. Filip. 
ed. 1; 655, 1837. S. indicus Linn. in Blco. Fl, Filip. ed. 
2; 442, 1845. S. microcephalus Willd. in Miq. Fl. Ind. Bat. 3; 36, 
1856.—A nearly glabrous, slightly fragrant, prostrate herb. Leaves 
oblanceolate, finely serrate or nearly entire decurrent lobes. 
Capitate head 1 cm. in diameter; flowers small, light blue, 
tubes persistent to the achene; bracts, few, not imbricate, 
scarious, truncate or obtuse; achene short, strigose. 
DISTRIBUTION: 
Africa, Persia, India, Malay Islands, China and Aus- 
tralia. 
PHILIPPINES: 
1894-5, Marave 75. 
