Key to Tasmanian Dicots
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Ferns & fern allies

Not aquatic

Not filmy ferns

Not Schizaea

Leaves not simple

Leaves once divided

Not discrete leaflets

Dimorphic
fertile pinnae more than half as wide as sterile pinnae, sori oblong and separate

Doodia caudata
   
fertile pinnae less than half as wide as sterile pinnae, sori forming a continuous mass
 
University of Tasmania
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