108 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. 33. 
Amboina, Binting, Rel. Robinson 1957, July 29, 1913, on grassy slopes 
at low altitudes. 
Distrib. : Pantropical. 
HUM AT A 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. 
BAVALL1 A Smith 
DAVALLI A ELATA (Forst.) Spr. in Schrad. Journ. 1799 a (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. UU9, 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 
TAPEINID1UM 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 PI. Rumph. Amb. UU3, September 9, 1913, in 
forests, altitude about 250 meters. 
Representing: Dryopteris silvestris terrestris Rumph. Herb. Amb. 
VI, 73 (?). 
Distrib.: Moluccas, Samoa. 
