[Jackk]

https://fortress.wa.gov/ecy/publications/publications/0603004.pdf‎
https://www.google.com/#
This PDF lists Aquatic plants native to WA that you can collect from the wild to use in your aquarium.

 

[Schreckeng]

Where? I've been eyeing some ditch plants that are big enough to FILL my 10 gallon.

 

[thelub]

Sad, it's saying the document has been moved or its a link error

 

[Jackk]

Type "list of aquatic plants in north America" in google it should be the first link.

 

[Jubs]

http://www.ecy.wa.gov/PROGRAMS/wq/plants/plantid2/index.html This link is WA specific and I own the actual book. It's a great resource and you can use the digital version for free.