Cosmarium contractum var. contractum

https://pandorina.org/wp-content/uploads/2022/09/Cosmarium-contractum-v-contractum-1024x569.jpg 1024 569 Tóth István Attila Tóth István Attila https://secure.gravatar.com/avatar/1d8632c57f4305f7da9660991cfdb8b4c984ebcc51b64255207b7f2f990de1d2?s=96&d=mm&r=g September 19, 2022 September 21, 2022