139 



2. E. scaber Linn.; Hook. f. 1. c. 242. 



(Merrill). With the preceding. Tropics generally, probably native of tropical 

 America. 



3. E. spicatus Juss. Dislreptus spicutus Cass.; DC. 1. c. 87. 

 [Merrill). With the preceding introduced from tropical America. 



4. ADENOSTEMMA Forst. 



1. A. viscosum Forst.; Hook. f. 1. c. 242. 



(2229 Mei/ff) December; (3774 Merrill) .Janviary. Along open trails in forests 

 at 100 m., Avidely distributed in the Philippines. Tropics generally. 



5. AGERATUM Linn. 



1. A. conyzoides Linn.; Hook. f. 1. c. 243. 



(Whitford) April; (1822 Borden) September. In thickets and waste places 

 below 100 m., widely distributed in the Philippines. Tropics generally, probably 

 a native of tropical America. 



6. Ml KAN I A Willd. 



]. M. scandens (Linn.) Willd.; Hook. f. 1. c. 244. 



(2504 Meyer) January. In forests at 100 m. Tropical Asia and Malaya. 



7. CONYZA Less. 



1. C. viscidula Wall.; Hook. f. 1. c. 258. 



(1608 Borden,) August; [Whitford) May. In open places and thickets below 

 100 m. Tropical Asia to Malaya and Australia. 



8. BLUMEA DC. 



1. B. lacera DC; Hook. f. 1. c. 263. 



(465 Whitford) July. On recently burned ground above 1,200 m., dwarfed 

 form. Tropical Asia, Africa, and Malaya. 



2. B. balsam ifera (Linn.) DC; Hook. f. 1. c. 270. 



(36 Whitford) April. In thickets below 100 m., widely distributed in the 

 Philippines. Tropical Asia and Malaya. T., Samhoiig. 



9. WED ELI A Jaeq. 



1. W. biflora (Linn.) DC; Hook. f. 1. c. 306. 



(2294 Meyer) December; (6847 Elmer) November; (1953, 2017 Borden) 

 October; [Whitford) April. In thickets bordering the seashore. Tropical shores 

 of Asia and Malaya. 



10. EMILIA Cass. 



1. E. flammea Cass.; Hook. f. 1. c. 336. 



(0668, 6999 Elmer) November; (2116 Borden) November; (2175 Meyer) De- 

 cember; (3944 Merrill) March. Along streams at 100 m., and on exposed ridges 

 above 1,200 m., probably a native of the Philippines, now also found in tropical 

 Asia. 



2. E. sonchifolia (Linn.) DC; Hook. f. 1. c. 336. 



(3282 Merrill) October; [Whitford) June. In thickets below 100 m., and on 

 bluffs along the seashore. Tropical Asia and Africa. 



