Diatoms of North AmericaDiatoms of North America

Meloundulata_plastids_400X.jpg

  • Species
    Melosira undulata
  • Caption
    A broken frustule of Melosira undulata with intact cytoplasm containing numerous discoid plastids. 400X
  • Credit
    Loren Bahls
Meloundulata Plastids 400 X

Diatoms of North America is running a fundraising campaign to keep the servers in operation. We need you to reach our $25,000 fundraising goal.

If you use and appreciate DONA, make your DONAtion today.

For the Gift Designation, type "diatom" in the search box and select "Diatom Lab Research Fund". This is the designated fund for diatoms.org.

Donate today