Plants Unsuitable for Use in Aquaria

Acorus sp. (Japanese rush)

Aglaonema sp. (Kelantan swordplant)

Aglaonema sp (silver queen)

Aglaonema simplex

Alternanthera bettzickiana "aurea"

Alternanthera bettzickiana "red"

Alternanthera bettzickiana "green"

Bamboo sp.

Caladium sp.

Calamus sp. (coconut plant)

Calamus sp. (bamboo plant)

Chlorophytum bichetti

Cordyline sp.

Chamaedorea elegans (palm tree)

Cyperus alternifolius

Dieffenbachia sp. (dumb cane)

Dracaena sp.

Fittonia argyronanta (nerve plant)

Gymnocoronis sp.

Hemigraphis repanda (dragon's tongue)

Hemigraphis colorata (purple ruffle)

Houuttuynia cordata

Lobelia cardinalis (cardinal flower)

Lycopodium sp. (underwater pine tree)

Ophiopogon sp.

Peliosanthes sp.

Pontederia cordata (pickrel rush)

Schismatoglottia sp.

Selaginella wildenowii (fern)

Spathophyllum sp. (peace lily)

Syngonium sp.

Plus emergent forms of the following:

 Echinodorus sp. (swordplants)

 Nomphila

 Hygrophila

 Ludwigia

 Marseilea (four leaf clover)

 Heteranthera zosterafolia

 Alternanthera sessilis, lilacina, cardinalis, reineckii and ocipus

 Ammania gracilis

I'm sure I've missed a few plants as well. Basic rule of thumb:

If it looks like a houseplant, it probably is and has no place in your aquarium.