Spirogyra sp., filamentous green alga, LM
Water flea and spirogyra, micrograph
Green alga, light micrograph
Spirogyra algae and cyanobacteria
Spirogyra conjugating, light micrograph
Spirogyra, light micrograph
Spirogyra algae, light micrograph
Spirogyra reproducing, light micrograph
Spirogyra conjugating, polarised light micrograph
Spirogyra sp. , algae, light micrograph
Green algae, light micrograph
Diatom, light micrograph
Spirogyra algae
Placoderm desmid (Cosmarium botrytis), SEM
Diatoms and Spirogyra algae, micrograph
Spirogyra green alga, light micrograph
Spirogyra and Fragilaria diatoms, micrograph
Tetraedron triangulare, SEM
Staurastrum, SEM
Desmidium desmid, SEM
Cosmarium desmid, SEM
Desmids, SEM
Staurastrum desmid, SEM
Closterium desmid, SEM
Euastrum desmid, SEM
Micrasterias desmid, SEM
Roof microbial mat, LM
Cladophora green algae, light micrograph
Spirogyra sp. green algae, light micrograph
Euglena gracilis, TEM
Phaeodactylum tricornutum, SEM
Spirogyra alga, polarised light micrograph
Heliozoan and alga, light micrograph
Cyanobacterium and green algae, LM
Green alga (Tetraselmis sp.), SEM
Diatom, SEM
Diatoms, SEM
Mantoniella algae, SEM
Chlamydomonas reinhardtii alga, TEM
Netrium oblongum green algae, LM
Pleurotaenium desmid, SEM
Euastrum desmid cell division, light micrograph
Euastrum desmid, light micrograph
Green alga on an aquatic plant, light micrograph
Green alga (Haematococcus pluvialis), SEM
Pyrocystis lunula dinoflagellates, light micrograph
Green alga cyst (Haematococcus pluvialis), SEM
Dinoflagellates, algae and sphagnum moss
Cells of green alga, light micrograph
Rhodomonas salina, SEM
Diatom frustule, light micrograph
Scenedesmus spp., colonial green alga, SEM
Spirogyra green alga, LM
Tabellaria flocculosa diatom, light micrograph
Euglena, light micrograph
Closterium sp. desmid, light micrograph
Aquatic plant with cyanobacteria and algae, light micrograph
Green alga, desmid (Micrasterias sp.), LM
Marine dinoflagellates (Ceratium spp.), SEM
Spirogyra sp. green alga, light micrograph
Volvox aureus, colonial green alga, LM
Chlamydomonas a unicellular Green Algae
Green algae on aquatic plant stalk, light micrograph
Volvox sp. green algae, light micrograph
Algae settled on Myriophyllum sp., light micrograph
Rhodomonas sp. algae, light micrograph
Meridion circulare diatoms, LM
Ditylium brightwellii marine diatom, LM
Mediopyxis helysia diatoms, LM
Phacus sp. flagellate, LM
Bellerochea malleus diatoms, LM
Diatom and green algae, micrograph