Text-fig. 4. a. Model of the stelar system of the rhizome of a young sporophyte of Danaea nlata, Sm., 
viewed from below. B. Model of the internal stelar system of the rhizome ot an old sporophyte of Danaea alata, 
Sm., viewed from above, c.s., commissural strand ; c.s/, internal stelar system arising out of the commissural 
strand ; c.s*', commissural strand of the internal stelar system ; comp.s., compensating strand ; f.g., foliar gap ; 
l.t., leaf-trace; p.r.t., trace of the primary root ; r.t root-trace. 
