This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
NSRW Conjugate Plants Spyrogyra. en Botanical illustration showing conjugation of two filaments of spyrogyra common pond slime The New Student's Reference Work unknown artist published PDUS left thumb Meyers Konversationslexikon th ed LANSRW Spirogyra
Page 2023 Free-images.com. All images are Public Domain