Taxonor : o IL g 



which had been d- - ? 



getati 1 reproductive - _ . 



a fundamental n. : : 



upor_ - 



E E e indnk: 



E the Pterid - - rrivec 



:r :.. die preser xtioB : : ffifl re - " . - ~ -.- 



speculations ~ . . ~ . . -~- trtk ilarl] 



Campbell sted tl _ - : :r_i 



:: - -: r : 



- 5. B>: a ".vith " ~ore :T^: r. 



- -:ed thr :rii^i : . : :: m i sta 

 bfloid form of which I -. iswn rr. 



h\nng al" 7 rig . . : " - 



_nched upright sti rrr 



- .rophyl!- . - . rates 

 : no ..- held D g :raced 



nature of a sp:r gooial head 



- : -terilizi". 



tissue . - - : 



: : T- producing cells to a i - 



of outgrowth - _ res - 



are supported. 



B-::h Campbefl and Bowet -^rr^i :_^: mi 

 Pteridophyt^ -:_-;.--- 



along parallel fines Bog * Enxn the 



original ancestral type I - don 



an opinion that comma: bd{ scot 



[ e inter-relatic : - - - : - 



deal of contro- . - .1 round I 



differer.: Eamffies ,: the Ferns. Fr..r : . : 

 owing to the res [ettenins m :: ._ it - . - 



sidered that the L pate i 



primitive of ' - and that they are consequently : 

 the most closely to : . _ or Br 



