Bay Grasses Identification Key
All Leaves Underwater
Using a ruler, measure the width of several of the largest leaves of your plant and select from the following choices:
Long and Thin < 2mmLeaves less than 2mm
(a bit more than 1/16 inch) wide.
Wide > 3mmLeaves greater than 3mm
(1/8 inch) wide.
If you don't think your plant is represented above try going back a level and choosing again.