Vo1 - 3 RUBIACEAE 501 



? Scleromitrion pauciflorum Miq. Fl. Ind. Bat. 2 (1857) 187. 

 Oldenlandia tenelliflora Elm. Leafl. Philip. Bot. 1 (1906) 21. 

 Luzon (Ilocos Norte, Benguet, Sorsogon), Panay, Mindoro, Leyte, Min- 

 danao, Elmer 6502, 15155, Merrill Phil. PL 889, McGregor 219, B. S. 33230, 

 27615 Ramos, 3461, 3532 Mearns, 14043 Robinson, B. S. 31364, 30665, 37213 

 Ramos & Edano. Along streams, in old clearings, etc., at low and medium 

 altitudes, ascending to 1,500 m. Malay Peninsula and Archipelago. 

 Local name: Katud (Ilk.). 



HEDYOTIS VERTICILLATA (Linn.) Lam. Tabl. Encycl. 1 (1791) 271; 

 Merr. Interpret. Herb. Amb. (1917) 479. 

 Oldenlandia verticillata Linn. Mant. 1 (1767) 40. 

 Hedyotis hispida Retz. Obs. 4 (1786) 23; DC. Prodr. 4 (1830) 420; 

 Hook. f. Fl. Brit. Ind. 3 (1880) 61; F.-Vill. Novis. App. (1880) 

 107; Merr. in Philip. Journ. Sci. 2 (1907) Bot. 302; Elm. Leafl. 

 Philip. Bot. 3 (1911) 974, 5 (1913) 1859. 

 Northern Luzon to Mindanao, in most islands and provinces, B. S. 1108, 

 13572, 39649 Ramos, 84188, 34091 Ramos & Edano, Merrill 5694, Elmer 

 13517. In open places, old clearings, thickets, etc., at low altitudes. In- 

 dia to southern China and Malaya. 



Local names: Bongat (Mbo.) ; bosingau (Ilk.); manaal (Sub.); sala- 

 sik-lupa (Tag.). 



HEDYOTIS WH1TEHEADII Merr. in Philip. Journ. Sci. 2 (1907) Bot. 303; 

 Elm. Leafl. Philip. Bot. 3 (1911) 975. 

 Mindoro, Merrill 5783. In dense mossy thickets on exposed ridges, al- 

 titude about 2,400 m. Endemic. 



HEDYOTIS YODERI Elm. Leafl. Philip. Bot. 3 (1911) 976. 

 Oldenlandia yoderi Elm. op. cit. 1 (1906) 17. 

 Panay, Yoder, B. S. 32300 McGregor, 30801 Ramos & Edano. In the 

 mossy forest at and above 1,000 m altitude. Endemic. 



EXCLUDED SPECIES 



Hedyotis obscura Thw. ; F.-Vill. Novis. App. (1880) 106. 



Hedyotis pruinosa W. & A.; F.-Vill. 1. c. 



Hedyotis stylosa R. Br. ; F.-Vill. 1. c. 



6. OPHIORRHIZA Linnaeus 



OPHIORRHIZA ACUMINATA DC. Prodr. 4 (1830) 416; Miq. Fl. Ind. Bat. 

 2 (1857) 168; F.-Vill. Novis. App. (1880) 107; Elm. Leafl. Philip. 

 Bot. 1 (1906) 22. 

 Oldenlandia subumbellata Bartl. ex DC. 1. c. in syn., non Forst. 

 The type is a specimen collected at Sorsogon, Luzon, by Haenke. I 

 know the species only by description. Endemic. 



OPHIORRHIZA BIFLORA Elm. Leafl. Philip. Bot. 1 (1906) 21, 3 (1911) 

 973. 



Negros, Mindanao (Davao), Copeland, Merrill Phil. PI. 229, Elmer 10188. 

 In the mossy forest, altitude about 1,800 m. Endemic. 



