3 
I. THE ORIGIN AND GEOGRAPHICAL AEEINITY OF THE SAN 
RAMON FERN 
List of species with geographical range. 
Name. 
General distribution. 
Greatest north- 
ward range from 
San Ramon. 
Pantropic _ 
Luzon. 
Do. 
T.nea.l 
Afriea to Polvnp.sin. 
Japan. 
Malaya _ 
Loot)! 
do 
do 
do 
do 
India, Malaya __ 
India, Malacca _ 
Luzon. 
Tridia Mfl.lfl.ya. 
China. 
Tndia, Borneo 
Japan. 
Malaya. 
India to Polynesia 
Japan. 
N. Foxii Copel. ined. 
N. immersum Hooker _ 
Assam to New Caledonia 
Do. 
N. (Eunephrodium) truncatum Pr. _ 
India to Polynesia 
Do. 
N. canescens (Bl.) f. nephrodiiformis Christ 
Malaya 
Do. 
do 
Do. 
N, diyArsilnhnrn Presl ■ 
Celebes _ 
Do. 
1ST, flsymmp.trimim (F£e) Christ 
Nephrndinm 1fi47 
Local _ 
N Unp.fl.tnm (Rl.) Presl .......... 
Malava, 
Do. 
N urophyllum (Wall.) Bedd. _ 
India to Australia 
Do. 
N aridurn (Don) J. Sm. 
India to Polynesia 
Do. 
N. cucullatum (Bl.) Bak. 
do 
Do. 
N. ferox Moore 
Malaya _ 
Do. 
N. pteroides (Retz.) J. Sm. 
India to Polynesia 
China. 
N. cyatheoides (Kaulf.) Presl 
Sumatra, Hawaii. 
N. procurrens (Mett.) Baker _ . 
Tndia., Ma la.yn. 
Nephrodium 1685 
Local. 
Nephrodium 1605, 1677 
do 
Nephrodinm 1571 _ 
do . 
N, Rnrdenii Christ ined. 
Luzon. 
Meniscium triphyllum Swtz. (?) 
India, Java, Borneo 
Formosa. 
Aspidium difforme Bl. 
Malaya _ 
Luzon. 
A. decurrens Presl _ . 
India to Polynesia 
Do. 
A. angulatum J. Sm. 
Java, Borneo, New Guinea. 
India to Polynesia _ 
A. leuzeanum (Presl) Kze. . 
China. 
A. leuzeanum var ? _ _ _ 
T iOea.l 
Psomiooarpa apiifolia, Presl 
Luzon. 
Stenosfirrn’a anrita Presl 
Malava., Polvnesia 
Leyte. 
S , pi n n fl.ta Copel . 
T.oca.l 
Leptochilus Ihydrophyllus Copel. 
do 
L. heteroclitus (Pr.) Christensen 
India, Melanesia 
Luzon. 
L. latifolius (Meyen) Christensen . 
Do. 
Dip teris con jugata (Kaulf.) Rein w . 
Malaya, Polynesia 
Formosa. 
A rt-h rnpteri s ohl i tera.tfl. .T. Sm. 
Africa to Polynesia 
