Key to Tasmanian Dicots
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Liverworts
Plants thallose
Plant body not leafy
Thallus more than one cell thick
Numerous chloroplast per cell
Thallus with surface air pores
Gemmae cups never present
Upper thallus firm and green
Upper thallus flat and sporophytes external


 
Thallus typically over 7 mm wide with numerous long rhizoids underneath. Marchantia
     
Thallus typically less than 6 mm wide, rhizoids absent.
     
   
University of Tasmania
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