AvausT 16, 1906] MANUAL OF THE PHILIPPINE COMPOSITAE 99 
style arms elongated, dilated above; achenes glandular, 3 
to 5-ribbed. 
Species 6; all confined to America except ours which 
is a cosmopolitan of the tropies. 
1. A. viscosa Forst. Char. Gen. 89, 1772-5; DC. Prod. 
5;111, 1836. Mig. Fl. Ind. Bat. 2; 23, 1856. Benth. Fl. Hongk. 
171, 1861: Fl. Austr. 3; 462, 1866. F. Vil. Nov. App. 114, 
1880. Hook. Fl. Brit. Ind. 3; 242, 1881. Mart. in Nuov. Giorn. 
Bot. Ital. 15; 287, 1883. Vid. Phan. Cuming. Filip. 121, 1885: 
Rev. Pl Vasc. Filip. 160, 1886. Forbes and Hemsl in Journ. 
Linn. Soc. Bot. 23; 403, 1888. Hayata in Journ. Coll. Sci. 
Tokyo, 18; Art. 8, 6, 1904. King and Gamb. Mat. Fl. Malay. 
Penin. 16; 28, 1905.—A variable species with large membra- 
nous, nearly glabrous ovate leaves, which are usually 3-nerved 
from near the base, and crenately toothed. Heads on slender 
peduncles; involucral bracts linear, often somewhat connate; 
corolla lobes short, pubescent; achenes glandular tuberculate; 
pappus hairs 3, clavate. 
DISTRIBUTION: 
Tropical America and Asia, Africa, Australia and Japan 
Luzon: 
Baguio, Province of Benguet, March 1904, Elmer 6010. 
Lamao River, Province of Bataan, January 1904, Mer- 
rill 3774. 
Province of Zambales, January 1904, Hallier. 
CULION: 
December 1902, Merrill 533. 
6. AGERATUM LINN. 
Erect herbs, with opposite leaves, and corymbosely pan- 
iculate and homogamous heads. Involucre campanulate; 
receptacle flat or nearly so with or without caducous scales; 
corolla regularly 5-lobed; anthers appendaged; style arms 
elongated; achenes 5-angled. 
Species 30; chiefly American. 
