Lasia spinosa (L.) Thwaites only one species in Thailand.
http://aroidsthailand.myspecies.info/taxonomy/term/136
http://apps.kew.org/wcsp/namedetail.do?name_id=108423
http://www.aroid.org/genera/speciespage.php?genus=lasia&species=spinosa
Media:
Lasia spinosa (L.) Thwaites only one species in Thailand.
http://aroidsthailand.myspecies.info/taxonomy/term/136
http://apps.kew.org/wcsp/namedetail.do?name_id=108423
http://www.aroid.org/genera/speciespage.php?genus=lasia&species=spinosa