pteridium
pteridological pteridologist pteridology pteridophyte pteridosperm pterins ptero- pterocarp pterodactyl pterodactyloid pterodactylous pteroid pteropod pteropodan pterosaur pterostigna pterygia pterygial pterygiod pterygiodus pterygium pterygote pterygotous pteryla pterylae ptisan pto ptochocracy ptomaine |
pteridium
danh từ
|