10g The Philippine Journal of Science me 



NEPHROLEPIS Schott 



NEPHROLEPIS HIRSUTULA (Forst.) Pr. Tent. Pterid. (1836) 79; v. A. 

 v. R. Mai. Ferns 160. 

 Polypodium hirsutulum Forst. Prodr. (1786) 81. 

 Aspidium hirsutulum Sw.; Schk. Krypt. Gew. 1 (1804) t. SS. 

 Amboina, Binting, Rel. Robinson 1957, July 29, 1913, on grassy slopes 

 at low altitudes. 



Distrib.: Pantropical. 



HUM ATA Cavanilles 



HUMATA SUBTILIS v. A. v. R. in Bull. Jard. Bot. Buitenz. 7 (1912) 18. 

 Humata perpusilla v. A. v. R. 1. c. 17. 



Amboina, Salahoetoe, Rel Robins. 1968, November 27, 1913, on logs, 

 altitude about 650 meters. 



Humata perpusilla is a juvenile form of H. subtilis; consequently both 

 forms may be found on the same rhizome. 



Distrib.: New Guinea, Amboina, Taliabo. 



HUMATA GAIMARDIANA (Gaudich.) J. Sm. in Hook. Journ. Bot. 1 (1842) 

 425. 

 Nephrodium gaimardianum Gaudich. Bot. Freyc. Voy. (1827) 335, 

 t. 12, f, 1. 

 Amboina, Wakal, Rel. Robins. 1939, November 5, 1913, on Sonneratia 

 trees along the seashore. 



Distrib.: Burma to Malaya and Polynesia. 



DAVALL1A Smith 



DAVALLIA ELATA (Forst.) Spr. in Schrad. Journ. 1799 s (1799) 271; 

 Hook. Sp. Fil. 1 (1846) t. 55; v. A. v. R. Mai. Ferns 302. 

 Davallia denticulata Mett. (var.) C. Chr. Ind. Fil. (1906) 209. 

 Trichomanes elatum Forst. Prodr. (1786) 85. 

 Amboina, Ayer putri, Robinson PI. Rumph. Amb. W, July 28, 1913, 

 epiphytic at low altitudes. 



Representing: Dryopteris arborea Rumph. Herb. Amboin. VI, 73, tab. 

 XXXII, fig. 1. 



Robinson's specimen differs from Hooker's plate in having the adnate 

 basal portion of the indusium subsemiorbicular, the free apical portion 

 triangular with rather straight edges, and the spurious veins less numerous 

 and less distinct. 



Distrib.: Burma to Malaya and Polynesia. 



TAPEINIDIUM C. Christensen 



TAPEINIDIUM AMBOYNENSE (Hook.) C. Chr. Ind. Fil. (1906) 631; 

 v. A. v. R. Mai. Ferns 315. 

 Davallia amboinensis Hook. Sp. Fil. 1 (1846) 178, t. LVI C 

 Amboina, Lateri, Robinson PL Rumph. Amb. MS, September 9, 1913, in 

 forests, altitude about 250 meters. 



Representing: Dryopteris silvestris terrestris Rumph. Herb. Amb. 

 VI, 73 (?). 



Distrib.: Moluccas, Samoa. 



