It's hard to know if one of your plants is poisonous to your bunny. It's best not to let your bunny eat any of your plants however some plants are more toxic then others. Information on this can vary so to help we have provided links to reliable resources so you can find some info you can trust.
Just search on their websites for Poisonous plants and check through the lists they provided, if you do find you have any of these plants that are known to be dangerous or deadly you may want to think about removing them completely from your home. You can also find lists of plans on the web that are known to be safe for bunny if you want to be more cautious.