One other former rhyniophyte , Aglaophyton , is also placed outside the tracheophyte clade , as it did not possess true vascular tissue ( in particular did not have tracheids ) .
Rhyniophyte 's conducting tissue is more complex than that of the Horneophytopsida .
One other former rhyniophyte , Aglaophyton , is also placed outside the tracheophyte clade , as it did not possess true vascular tissue ( in particular did not have tracheids ) , although its conducting tissue is more complex than that of the Horneophytopsida .