100 LEAFLETS OF PHILIPPINE BOTANY [Vor. I, ART: 7 
1. A. conyzoides Linn. Sp. Pl. 839, 1753. DC. Prod. 
5; 108, 1836. Mig. Fl. Ind. Bat. 2; 23, 1856. Benth. Fl. Hongk. 
171, 1861: Fl. Austr. 3; 462, 1866. F. Vil. Nov. App. 114, 
1880. Naves in Fl. Filip. ed. 3; 368, 1880. Hook. Fl. Brit. 
Ind. 3; 243, 1881. Mart. in Nuov. Giorn. Bot. Ital. 15; 288, 
1883. Forbes and Hemsl. in Journ. Linn. Soc. Bot. 23; 403, 
1888. Ceron Cat. Pl. Herb. 101, 1892. Merr. Govt. Lab. Publ. 
6; 22,1904. Hayata in Journ. Coll. Sci. Tokyo, 18; Art. 8, 
7,1904. King and Gamb. Mat. Fl. Malay. Penin. 16; 29, 1905. 
Knautia sagittata Bleo. Fl. Filip. ed. 1; 54, 1837.—A much 
branched slender annual, the larger leaves often  petioled, 
membranous, cinereous or more often glabrous, crenately 
toothed, ovate; involucral bracts numerous, dry, subequal, 
sharply acuminate; flowers small, pale blue or nearly white; 
mature achenes black; pappus persistent, bristle like above the 
middle, paleaceous below. 
DISTRIBUTION: 
Widely distributed over all warm regions. 
Luzon: 
Bauang, Province of Union, February 1904, Elmer 
5520 and 5646. 
Lamao River, Province of Bataan, April 1904, Whitford. 
Dinalupihan, Province of Bataan, February 1904, Mer- 
rill 1560. 
Lamao River, Province of Bataan, September 1904, 
Borden. 
Atimonan, Province of Tayabas, August 1904, MeGreg- 
ory 16. 
Pagbilao, April 1903, Merrill 1955. 
Province of Benguet, January 1903, Merrill 1170. 
CULION: 
December 1902, Merrill 363. 
PANAY: 
Iloilo, January 1904, Copeland. 
MINDANAO: 
Davao, April 1903, DeVore and Hoover 262. 
