Click Here for More Images from iStock- 15% off with coupon 15FREEIMAGES 
Blooming water. Algae bloom due to pollution. Water pollution protection concept
plant Pumpkin ovary under light mircoscope with white background
close up asian water plant in river
Close up of cristal beads
Microscopic view of a colony of Aspergillus fungi, which causes the lung infection aspergillosis, aspergilloma of the brain and lungs. 3D illustration
Photomicrograph of algae, Cosmarium turpinii, a desmid. Live specimen. Wet mount, 40X objective, transmitted brightfield illumination.
Macro shot of bright cyan-colored crystals contrasting with a dark rocky terrain.
Geirangerfjord near Hellesylt in Norway. This is seaweed in the Fjord.
Probiotics, bacteria on white background. Bacteria and microorganisms. Microscopic probiotics, bacterial flora
Green Algae Goo Sludge on Pond Surface Detail - Detail of organic material with vibrant green colors.
Closeup green water plants using as background concept
Set gemstones crystal minerals for relaxation and meditation. Energy healing minerals. Witchcraft, Crystal Ritual, Relaxing Chakra, aura readings. Flat lay, top view
focus to cell wall, cells attached side by side with DIC differential interference contrast, culture material
Corallina Red Marine Algae, Corallina officinalis, Salt Point State Park, Sonoma County, California, Rhodophyta
Azolla caroliniana or Mosquito fern, Water fern. It is a small aquatic plant in the family of ferns. It grows on water surface, in the tropics and in general.
Abstract leaf macro background: Moss
Photomicrograph of Volvox globator, a green algae in various stages of development. Dark green spots are daughter colonies forming inside of parent colony. Live specimen. Wet mount, 10X objective, transmitted brightfield illumination.
Superbug Fungus microbiology as Deadly Fungal Infection concept as a microbe threat and mucormycosis as Candida auris fungi spreading as a Mycology with a scientist holding a petri dish.
The smallest flowering plant (Wolffia arrhiza) and duckweed (Lemna turionifera) on the water among the invasive species Pistia, southern Ukraine
Close up of Seaweed in Sand on a Beach
a spring scene with cherry blossoms in bloom
Haematococcus pluvialis green algae under microscopic view, empty space - active cells, strong antioxidant astaxanthin
Lemna minor leaves on water surface. Close up view.
Azolla caroliniana or Mosquito fern, Water fern. It is a small aquatic plant in the family of ferns. It grows on water surface, in the tropics and in general.
Green grass field
Photomicrograph of filamentous blue-green algae, Oscillatoria species. Each band along the stand is one cell. This filament is very short probably having recently parted from a longer one. Filaments are typically many times longer. This algae is mobile, it moves and twists through the water. San Francisco Bay, California, USA. Live specimen. Wet mount, 40X objective, transmitted brightfield illumination. Note - motion blur of live specimen, very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy.
Pistia stratiotes - swims among aquatic plants rootless duckweed (Wolffia arrhiza) and duckweed (Lemna turionifera), pond
Chlorella is a genus of single-cell green algae belonging to the division Chlorophyta.
Environmental pollution
Free Images: "bestof:Plate 054 Representatives of the Algae Fungi Bryophyta Polypodiophyta and Other Nonflowering Plants John Snape"
portugues-sexo_alemão-sex_ingles-sex_africano-seks_russo-секс_albanes-sex_chines-性別_bulgaro-секс_croata-spol_gales-rhyw_coreano-섹스_frances-sexe_japones-セックス_filandes-sukupuolesta_arabe-الجنس_prontos_ai_tens_em_15_linguas_a_p.jpg
portugues-sexo_alemão-sex_ingles-sex_africano-seks_russo-секс_albanes-sex_chines-性別_bulgaro-секс_croata-spol_gales-rhyw_coreano-섹스_frances-sexe_japones-セックス_filandes-sukupuolesta_arabe-الجنس_prontos_ai_tens_em_15_linguas_a_p.jpg
portugues-sexo_alemão-sex_ingles-sex_africano-seks_russo-секс_albanes-sex_chines-性別_bulgaro-секс_croata-spol_gales-rhyw_coreano-섹스_frances-sexe_japones-セックス_filandes-sukupuolesta_arabe-الجنس_prontos_ai_tens_em_15_linguas_a_p.jpg
Plate_054_Representatives_of_the_Algae_Fungi_Bryophyta_Polypodiophyta_and_Other_Nonflowering_Plants.jpg
Plate_055_Fig_Trees_Aquatic_Flowering_Plants_and_Representatives_of_the_Families_Gramineae_and_Cyperaceae.jpg
Plate_069_Plants_Indigenous_to_Sandy_or_Rocky_Soil_a_Sandalwood_and_Representatives_of_the_Order_Myrtales.jpg
Plate_100_Representatives_of_the_Order_Passeriformes.jpg
Plate_058_059_Aromatic_Plants.jpg
Plate_057_Representatives_of_the_Monocot_Order_Liliales.jpg
Plate_119_Representatives_of_the_Orders_Perissodactyla_and_Primates.jpg
Plate_115_Representatives_of_the_Orders_Rodentia_and_Carnivora.jpg
Plate_102_Representatives_of_the_Orders_Passeriformes_and_Apopodiformes.jpg
Plate_070_Lythrum_and_Representatives_of_the_Order_Rosales.jpg
Plate_097_Representatives_of_the_Orders_Psittaciformes_Piciformes_and_Trogoniformes.jpg
Plate_109_Representatives_of_the_Order_Artiodactyla_-_Suborders_Tylopoda_and_Ruminantia.jpg
Plate_078_Representatives_of_the_Phylum_Arthropoda_-_Classes_Crustacea_and_Arachnida.jpg
Plate_117_Representatives_of_the_Order_Carnivora_-_Families_Canidae_Ursidae_and_Mustelidae.jpg
Plate_077_Representatives_of_the_Phyla_Coelenterata_Chordata_Mollusca_Platyhelminthes_and_Arthropoda.jpg
Plate_066_Cultivated_Plants_of_the_Ranunculaceae_and_Orther_Families.jpg
Plate_009_Seasons_and_Other_Phenomena_of_the_Spheres.jpg
Plate_437_Apollo_Sacrifice_to_Mars_Other_Mythological_Figures.jpg
Plate_071_Various_Plants_Including_Members_of_the_Sumac_Spurge_and_Gourd_Families.jpg
Plate_017_Illustrating_Theories_of_Dynamics_and_Other_Physical_Laws.jpg
Plate_365_Temple_at_Baalbec_and_other_Greek_and_Roman_Architecture.jpg
Plate_016_Theories_of_Force_and_Gravity_Demonstrations_of_These_and_Other_Physical_Laws.jpg
Plate_435_The_Muses_and_Other_Legendary_Female_Figures_Apollo_and_Dionysus.jpg
Delesseria_hypoglossum.jpg
Nitophyllum_punctatum.jpg
Striaria_attenuata.jpg
Asperococcus_fistulosus.jpg
Punctaria_plantaginea.jpg
Striaria_attenuata_Detail.jpg
Asperococcus_fistulosus_Detail.jpg
Punctaria_plantaginea_Detail.jpg
Plocamium_cartilagineum_Miller.jpg
Rhodymenia_pseudopalmata_Miller.jpg
A_CRYPTOGRAM_COMMUNITY,_THE_DARK_MOUND_IS_A_COMMUNITY_OF_ALGAE_AND_FUNGI,_BUILT_UP_VERY_SLOWLY._THESE_CRYPTOGRAMS..._-_NARA_-_545724.tif
A_CRYPTOGRAM_COMMUNITY,_THE_DARK_MOUND_IS_A_COMMUNITY_OF_ALGAE_AND_FUNGI,_BUILT_UP_VERY_SLOWLY._THESE_CRYPTOGRAMS..._-_NARA_-_545724.jpg
Town_of_Mos_(JW_Edy_plate_66).jpg
Waller_Ferry_(JW_Edy_plate_29).jpg
Valley_in_Heliesund_(JW_Edy_plate_08).jpg
Harbour_of_Christiania_(JW_Edy_plate_50).jpg
Alum_Mine_at_Egeberg_(JW_Edy_plate_56).jpg
Terms of Use   Search of the Day