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.
Keywords from Image Description:
Gelidium corneum NYPL b. en Gelidium corneum nypl org Scan by NYPL Gelidium corneum Algae Photography Halstead Place Sevenoaks Spencer Collection accfbdabc Photographs of British algae cyanotype impressions ddbfadeeaa repo nypl org PDoldauto DEFAULTSORT NYPLb Gelidium corneum Images uploaded by NYPLb NYPL Spencer Collection