>Best wishes,
>Ch'ien Lee
>cclee@cats.ucsc.edu
U. vulgaris has almost as big bladders (up to 5 mm) as U. humboldtii, and
they're easier to show them because it's aquatic. Unfortunately for you, I
have neither U.humboldtii nor U. vulgaris for you.
Good luck,
Martin Zevenbergen
Martin.Zevenbergen@algem.pt.wau.nl