354 ENUMERATION OF PHILIPPINE PLANTS * y23 



Hoya obovata Wall.; F.-Vill. 1. c. 



Hoya pendula W. & A.; F.-Vill. 1. c. 



Hoya reflexa Benth. & Hook, f.; Vidal Cat. PI. Prov. Manila (1880) 37. 



23. MARSDENIA R. Brown 



MARSDENIA PERGULARI FORM IS Schltr. in Perk. Frag. Fl. Philip. 

 (1904) 132. 

 Luzon (Tayabas), Warburg 13002 in herb. Berol. Probably from thick- 

 ets at low altitudes. Endemic. 



MARSDENIA PH I LI PP! N ENSIS Schltr. in Perk. Frag. Fl. Philip. (1904) 

 133; Merr. in Philip. Journ. Sci. 1 (1906) Suppl. 119. 

 Luzon (Pangasinan, Bataan, Rizal, Laguna), Merrill 3315, Williams 

 195, B. S. 17891 Otanes, 13695, 22691 Ramos, 291+86 Ramos & Edano. In 

 thickets and forests at low altitudes. Endemic. 



MARSDENIA TINCTORIA R. Br. in Mem. Wern. Soc. 1 (1809) 30; 



Decne in DC. Prodr. 8 (1844) 615; Hook. f. Fl. Brit. Ind. 4 



(1883) 34; F.-Vill. Novis. App. (1880) 134; Vidal Rev. PI. Vase. 



Filip. (1886) 188; Merr. Sp. Blancoanae (1918) 318. 



Asclepias tinctoria Roxb. Hort. Beng. (1814) 20, nomen nudum, Fl. 



Ind. ed. 2, 2 (1832) 43. 

 Marsdenia akkar Blanco Fl. Filip. (1837) 118, ed. 2 (1845) 85, ed. 



3, 1 (1877) 155. 

 Marsdenia tagudina Blanco op. cit. 121, ed. 2, 86, ed. 3, 1 (1877) 



157; F.-Vill. Novis. App. (1880) 134. 

 Pergularia tinctoria Spreng. Syst. 1 (1825) 844. 

 Luzon (Ilocos Norte, Abra, Bontoc, Benguet, Nueva Vizcaya, Rizal, La- 

 guna, Tayabas, Sorsogon), Mindoro, Leyte, Panay, Mindanao, Basilan, 

 B. S. 33032, 7253 Ramos, 311,90 Ramos & Edano, 151+53 Reillo, 11332, 20062 

 McGregor, F. B. 261+10 Baivan, Loher 6166, Merrill Sp. Blancoanae 977, 

 Elmer 16993. In secondary and primary forests at low and medium alti- 

 tudes. India to southern China and Malaya. 



Local names: Aringit (Bik.) ; lamus (Bag.); payangit (Tag.); tayom- 

 tayom (Ilk.). 



MARSDENIA WARBURGII Schltr. in Perk. Frag. Fl. Philip. (1904) 133. 



Mindanao (Cotabato), Warburg 15026, Reinkvng. In thickets at low 

 altitudes. Endemic. 



24. DREGEA E. Meyer 



DREGEA VOLUBILIS (Linn, f.) Benth. ex Hook. f. Fl. Brit. Ind. 4 (1883) 



46. 

 Asclepias volubilis Linn. f. Suppl. (1781) 170. 

 Hoya viridifloira R. Br. in Mem. Wern. Soc. 1 (1809) 27; Decne. in 



DC. Prodr. 8 (1844) 639. 

 Dregea viridifiora F.-Vill. Novis. App. (1880) 134; Schltr. in Perk. 



Frag. Fl. Philip. (1904) 134. 



Babuyan Islands (Camiguin), Lubang, Luzon (Rizal, Bontoc, Batangas), 

 Panay, Men-ill 959, B. S. 1+0,97 Fenix, 31337, 37861 Ramos & Edano, 2261+6 

 Ramos & Deroy. In thickets at low altitudes. India to Java. 



