Public domain photos

The image shows a close up of a plant stem with a lot of small yellow algae, which appears to be a photo of sporozoan. The algae is a vibrant green color and there is a watermark at the bottom of the image.

The image shows a close up of a plant stem with a lot of small yellow algae, which appears to be a photo of sporozoan. The algae is a vibrant green color and there is a watermark at the bottom of the image.Open in library