Staurodesmus cuspidatus var. cuspidatus

https://pandorina.org/wp-content/uploads/2022/09/Staurodesmus-cuspidatus-v-cuspidatus-1024x569.jpg 1024 569 Tóth István Attila Tóth István Attila https://secure.gravatar.com/avatar/823cdf058f62714c3c28d6315423ba25?s=96&d=mm&r=g September 12, 2022 September 13, 2022