138 
2. MOMORDICA Linn. 
1. M. charantia Linn.; Cogn. 1. c. 436. 
(1947 Borden) October; (7016 Elmer) ISToveniber. In open waste places and 
cultivated grounds. Tropics generally. T., Ampalaya. 
3. TRICHOSANTHES Linn. 
1. T. cucumerina Linn.; Cogn. 1. c. 357. 
{3309 Merrill) October; {1949 Borden) October. In tliickets near the seasliore. 
Tropical Asia, Malaya, and Australia. 
2. T. quinquangulata A. Gray; Cogn. 1. c. 378. 
{Merrill) . In thickets along the river below 100 m. 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 Gray).” 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. 450. 
(2034 Borden) October; (7019 Elmer) November. In thickets below 100 m., 
widely distributed in the Philippines. Tropics generally. 
5. GYNOSTEMMA Blume. 
1. G. i ntegrifol iola Cogn. 1. c. 917. 
(2425 Meyer) January; (0094 Elmer) November. In thickets below 100 m. 
Endemic. 
COMPOSITaE. 
1. CENTRATHERUM Cass. 
1. C. fruticosum Vid. Rev. PI. Vacs. Filip.. (1886) 159. 
{Whitford) . On exposed ridges in the mossy forest. Endemic. 
2. VERNONIA Sehreb. 
1. V. arborea (Wall.) Ham.; Hook. f. FI. Brit. Ind. 3 (1881) 239. 
(3200 Merrill) October; (6095 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. 
{Whitford) April. A weed in waste places below 100 m., widely distributed 
in the Philippines. Tropical Asia and Malaya. 
3. V. cinerea (Linn.) Less.; f. 1. c. 233. 
{Merrill). In thickets and open places below 100 m. I\’ith the preceding, 
extending to Africa and Australia. 
4. V. vidalii Merr. Govt. Lab. Publ. 6 (1904) 6. 
(1278 Borden) July. In thickets below 100 m. Endemic. 
3. ELEPHANTOPUS Linn. 
1. E. mollis H. B. K.; DC. Prodr. 5 (1836) 86. 
{Whitford) April. In thickets and waste places below 100 m., widely dis- 
tributed in the Philippines, introduced from tropical America. 
