(Pteridium caudatum)
Species of�plants�covered in�a head-�to�unranked�Pteridium caudatum��.�First described by�Carl von Linn�, and given the exact name of�William Ralph Maxon�.�The�Pteridium caudatum�covered�kahenera�Pteridium�relatives�Dennstaedtiaceae�.��One type of substrate here we see�P. c.�arachnoideum