Is “Ulva sp.” in the public domain?

Yes. “Ulva sp.” is public domain and released under CC0, so it is free to download and reuse for any purpose, including commercially, with no permission needed.

Where is “Ulva sp.” from?

It is catalogued from the open collection of Smithsonian Open Access and is free to reuse under CC0.

Can I use “Ulva sp.” commercially for free?

Yes. As a CC0 public-domain work it can be used commercially, modified and redistributed with no fee and no attribution required.

“Ulva sp.” by Australian Province is a public-domain (CC0) artwork, free to view, download and reuse for any purpose. It is catalogued from the open collection of Smithsonian Open Access.