474 A.FLORA OF MANILA 



1. E. LINIFOLIOUS Willd. 



A stout, or sometimes slender, erect, branched annual 0.5 to 2 m high, 

 more or less hirsute. Leaves lanceolate to oblanceolate 6 to -15 cm long, 

 1 to 4 cm wide, coarsely toothed or sublobed. Panicles terminal, ample, 

 the heads numerous, peduncled, narrowly ovoid, 6 to 7 mm long, the bracts 

 green. Flowers greenish-white, many in each head. 



In waste places, occasional, fl. Oct.-April; widely distributed in the 

 Philippines. A native of Europe, introduced here; now a common weed 

 in many warm and tropical countries. 



16. TAG ETES, Linnaeus 



Erect, branched, usually rank-scented, glabrous herbs, the leaves and 

 involucral-bracts with scattered oil-glands. Leaves opposite, pinnately dis- 

 sected or lobed. Heads long-peduncled, medium or large, yellow, solitary. 

 Involucre ovoid or cylindric, the bracts 1-seriate, connate nearly to their 

 tips. Ray-flowers 1-seriate, female, the ligule entire or 2-toothed^ short 

 or long; disk-flowers perfect, regular, tubular, limb usually soniewhat 

 enlarged, 5-fid. Achenes linear, narrowed below, compressed or angled; 

 pappus-scales few, aristate. (From Tages, an ancient Tuscan god.) 



Species about 20, natives of tropical America, a few now widely cul- 

 tivated, 1 or 2 introduced in the Philippines. 



1. T. ERECTA L. Amarilla (Sp.-Fil.) ; Marigold. 



A rather coarse, erect, glabrous, branched, rank-smelling annual herb 

 0.4 to 1 m high. Leaves 4 to 11 cm long, very deeply pinnatifid, the lobes 

 lanceolate, coarsely and sharply toothed, 1 to 2.6 cm long. Heads solitary, 

 long-peduncled, the peduncle thickened upward, 2.5 to 8.6 cm long, 2 

 to 4 cm in diameter, the involucre green. Flowers pale- to deep-yellow. 

 Achenes 6 to 7 mm long. (Fl. Filip. pi. iOi.) 



Commonly cultivated, ^. all the year. In most Philippines towns in 

 cultivation, in some localities spontaneous and naturalized. A native of 

 Mexico. 



17. CHRYSANTHEMUM Linnaeus 



Erect, annual or perennial, aromatic herbs, with alternate, entire, toothed 

 or lobed leaves. Heads large, terminal, peduncled, sometimes corymbose. 

 Ray-flowers 1-seriate, female, the ligule spreading, white, yellow, or pink; 

 disk-flowers numerous, perfect, the limb 4- or 6-fld. Involucre hemispheric 

 or broader, the bracts many-seriate, broad. Achenes subterete or angled, 

 ribbed or winged; pappus none or short, sometimes a cup or auricle. 

 (An ancient Greek name, i. e., "golden flower.") 



Species 80 or more in the north temperate zone, S introduced and culti- 

 vated in the Philippines. 



1. More or less pubescent; leaves pinnately lobed; heads corymbose. 

 2. Flowers yellow, with but one or two rows or ray-flowers, usually less 



than 2.5 cm in diameter 1. q. indiewm 



2. Flowers white, yellow, or variously colored, with many rows of ray- 

 flowers, exceeding 2.6 cm in diameter 2. C. ainentt 



1. Quite glabrous, the leaves bipinnately parted, when fresh fleshy and 

 brittle; heads solitary, long-peduncled, yellow. 8. C. coronariwm 



♦ 1. C. INDICUM L. Manzanilla (Sp.-Fil.). 



An erect or ascending, perennial, aromatic herb 80 to 60 cm high, some- 

 what pubescent. Leaves thin, ovate to oblong-ovate in outline, 4 to 6 cm 



