@inbook {112, title = {Pteridophytes}, booktitle = {Flora of Thailand}, volume = {3}, year = {1985}, publisher = {Phonphan Printing Company}, organization = {Phonphan Printing Company}, address = {Bangkok}, author = {Tagawa, M., and Iwatsuki, K.,}, editor = {Smitinand, T. and Larsen, K.} }