138 



2. MOMORDICA Linn. 



1. M. charantia Linn.; Cogn, 1. c. 430. 



(1047 Borden) October; (7016 Elmer) November. In open waste places anil 

 cultivated grounds. Tropica generally. T.. Ampalaya. 



3. TRICHOSANTHES Linn. 



1. T. cucumerina Linn.; Cogn. 1. c. 367. 



(3300 Merrill) October; (1040 Borden) October. In thickets near the seashore. 

 Tropica] Asia, Malaya, and Australia. 



2. T. quinquangulata A. Gray; Cogn. 1. c 378. 



(Merrill). In thickets along the river below 100 in. Endemic. 



Cogniaux apparently was unable definitely to locate the origin of this species, 

 as he cites '"In ins. Mangsi 'in the Sooloo Sea' (sec. Asa Cray)." Mangsi Island, 

 or rather islands, written on modern maps "Mangsee," are two small islets in 

 the western extremity of the Sulu or Jolo Sea, in the Balabac Strait between 

 the Islands of Balabac and Borneo, and politically at least belong to the Philip- 

 pine Archipelago. 



4. LUFFA Linn. 



1. L. cylindrica (Linn.) Roem. ; Cogn. 1. c. 4i>0. 



(2034 Harden) October; (7010 Elmer) November. In thickets below 100 in., 

 widely distributed in the Philippines. Tropics generally. 



5. GYNOSTEMMA Blame. 



1. G. integrifoliola Cogn. 1. c. 017. 



(2425 Meyer) January; (0804 Elmer) November. In thickets below loo m. 

 Endemic 



COMPOSITE. 



1. CENTRATHERUM Cass. 



1. C. fruticosum Vid. Rev. PI. Vacs. Filip. (1886) 158. 



( Whttford) . On exposed ridges in the mossy forest. Endemic, 



2. VERNONIA Schreb. 



1. V. arborea (Wall.) Ham.; Hook. f. PI. Brit. Ind. 3 (1881) 230. 



(3200 Merrill) October; (6605 Elmer) November. On exposed ridges in the 

 mossy forest above 1,200 m. Tropical Asia and Malaya. 



2. V. chinensis (Lam.) Less. ; Hook. f. 1. c 235. 



( Whttford) April. A weed in waste place! below 100 in., widely distributed 

 in the Philippines. Tropical Asia and Malaya. 



3. V. cinerea ( Linn.) Less.; f. 1. c. 233. 



(MerriU). In thickets and open places below 100 m. With the preceding, 

 extending to Africa and Australia. 



4. V. vidalii Merr. Govt. Lab. Publ. 6 (1004) (>. 



(127S Borden) duly. In thickets below 100 m. Endemic 



3. ELEPHANTOPUS Linn. 



1. E. mollis II. B. K.: DC. Prodr. 5 (1830) 88. 



{Whitford) April. In thickets and waste places below 100 in., widely dis- 

 tributed in the Philippines, introduced from tropical America. 



