588 ENUMERATION OF PHILIPPINE PLANTS 1923 



PENTAPHRAGMA PULGARENSE Elm. Leafl. Philip. Bot. 7 (1915) 2572. 

 Palawan, Merrill 718, Elmer 13208. In primary forests at medium al- 

 titudes. Endemic. 



5. SPHENOCLEA Gaertner 



SPHENOCLEA ZEYLANICA Gaertn. Fruct. 1 (1788) 113, t. 2%, f. 5; 

 Blanco Fl. Filip. ed. 2 (1845) 62, ed. 3, 1 (1877) 117, t. US; Miq. 

 Fl: Ind. Bat. 2 (1857) 569; C. B. Clarke in Hook. f. Fl. Brit. Ind. 

 3 (1881) 438; F.-Vill. Novis. App. (1880) 121; Vidal Phan. Cuming. 

 Philip. (1885) 123, Rev. PL Vase. Filip. (1886) 121; Merr. Fl. 

 Manila (1912) 462, Sp. Blancoanae (1918) 374. 

 Pongatium spongiosum Blanco Fl. Filip. (1837) 86. 

 Richelia palustris Blanco op. cit. 220, ed. 2 (1845) 155, ed. 3, 1 

 (1877) 277. 

 Luzon (Cagayan to Laguna and Tayabas), Biliran, Negros. In open 

 wet places; often a rice-paddy weed. Old World Tropics, introduced in 

 the New World. 



Local names: Mais-mais (P. Bis.); silisilihan (Tag.). 



6. LOBELIA Plumier 



LOBELIA BIALATA Merr. in Philip. Journ. Sci. 7 (1912) Bot. 105. 



Luzon (Bontoc), Vanoverbergh 902. In open wet places, altitude about 

 1,350 m. Endemic. 



LOBELIA LUZONIENSIS (A. DC.) comb. nov. 



Lobelia filiformis Cav. Ic. 6 (1801) 7, t. 511; Miq. Fl. Ind. Bat. 2 



(1857) 577; F.-Vill. Novis. App. (1880) 121, non Lam. 

 Lobelia filiformis Lam. var. luzoniensis A. DC. Prodr. 7 (1839) 368. 

 Luzon (Laguna), Mindanao (Davao), Copeland 368, Weber 14.72. In 

 open damp places at low altitudes. Endemic. 



LOBELIA NICOTIANAEFOLIA Heyne in Roth. Nov. Sp. PI. (1821) 143; 

 A. DC. Prodr. 7 (1839) 381; C. B. Clarke in Hook. f. Fl. Brit. Ind. 

 3 (1881) 427; Merr. in Philip. Journ. Sci. 5 (1910) Bot. 392. 



Luzon (Bontoc, Ifugao, Benguet, Lepanto, Zambales), Merrill Phil. PI. 

 1755, Williams 1302, Elmer 6066, Loher 6458, B. S. 37870, 38023 Ramos & 

 Edano (pubescent form), B. S. 31658 Santos, 5864, 4994 Ramos. In damp 

 thickets and ravines, altitude 1,200 to 2,300 m. India. 



Local names: Adlabong (Ig.) ; balyongyong (Bon.); balinyungyung 

 (Bon.) ; katlabung (Ig.) ; kanyuong (Ig.) ; lungog-lungog (Bon.) ; subasob 

 (Bon.). 



DOUBTFUL SPECIES 



Lobelia haenkeana (Presl) A. DC. Prodr. 7 (1839) 382; Miq. Fl. Ind. 

 Bat. 2 (1857) 578; F.-Vill. Novis. App. (1880) 121. 

 Rapuntium haenkeanum Presl Prodr. Lobel. (1836) 26. 



Lobelia longifolia (Presl) A. DC. Prodr. 7 (1839) 382; Miq. Fl. Ind. 

 Bat. 2 (1857) 578; F.-Vill. Novis. App. (1880) 121. 

 Rapuntium longifolium Presl Prodr. Lobel. (1836) 26. 

 According to Presl the types of both were from Luzon, but nothing con- 

 forming to his descriptions of either species has been found in the Phil- 



