00527     2200181   4500001002100000005001500021035002000036008004100056245005200097100002200149300002800171082001100199084001700210260003600227500005800263650001000321990001400331INLIS00000000001727920230701092351  a0010-1118017279230701                g          1 eng  1 aTaxonomic fern-studies I-II /cCarl Christensen  aCHRISTENSEN, Carl  a99 p. :bill. ;c24 cm.  a582.35  a582.35 CHR t  aKobenhavn :bH. Hagerups,c1929  aReprinted from Dansk Botanisk Arkiv 6(3), 1929: 1-99. 4aFERNS  amfn-19109