Staurophora brantii has elliptic-lanceolate to rhombic-lanceolate valves 38-48 µm long. Staurophora wislouchii has broadly elliptical valves with short protracted ends.
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.