Pine Pollen. SEM
Morning Glory pollen grain
Black Walnut (Juglans nigra)
Trichomes on a Snapdragon flower petal
Stigma of Penta lanceolata. SEM
Pine (Pinus) needle cross-section
Human sperm SEM X2250
Checkerbloom pollen
Ragweed Pollen. SEM
Jasmine leaf surface (Jasminum floridum)
Arabidops thaliana leaf surface stomates
Sieve Plate
Red blood cell
Distal end of the seminal vesicle
(Bacillus megaterium) Bacteria
Stratified squamous epithelium, vagina
Micrococcus luteus Bacteria. SEM
Highly flattened cells, SEM
Human lymphocyte white blood cell. SEM
Scots pine pollen, SEM
Bacteria and yeast, SEM
Pine pollen
Compound eye and coiled proboscis
Budding Yeast SEM
Red Blood Cells SEM
Section of a lung, SEM
Scots pine (Pinus sylvestris), light micrograph
Monocyte white blood cell. SEM
Rat hairs covered by cellular layer
Salt (NaCl) crystals SEM X30
Euglena flagellate Protozoa
Skeletal bone showing Haversian canals
The mucosa of the urinary bladder
The folded mucosal epithelial surface
Scots pine pollen grains, SEM
Geranium flower petal with pollen
Egyptian Star Cluster flower
Liverwort (Marchantia) with gemma cups
Section of Douglas pine, polarised light micrograph
Anther of Penta lanceolata. SEM
Young sporophyte of the Fern
Oak (Quercus) wood vessel members. SEM
Human testis tubule filled with sperm
Human tongue surface with papillae. SEM
Fruit Fly head with compound eyes
Oligochaete Annelid worm with setae
Kinorhynch worm, SEM
Growth Rings of Larch Tree (SEM)
Spruce needle SEM
Cannabis flower, SEM
Flagella of Pseudomonas aeruginosa
Mushroom spores (Agaricus bisporus)
Black Walnut tree (Juglans nigra)
Maple (Acer) wood sections, SEM
Cellular Slime Mold rising
Diatoms are algae with intricate shells
Spores of the Bread Mold. SEM
Cocklebur (Xanthium) seeds
Fern, gametophyte, antheridia, rhizoids
Cotton fibers. SEM
Alga statocyst, SEM
Pollen from Morning Glory flower
Pine needle surface, SEM
Pine needle stoma, SEM
Freshwater alga, SEM
Egg of Wheel bug, Arilius sp SEM
Ragweed (Ambrosia) Pollen SEM X1075
Chloroplast of Arabidopsis thaliana. TEM
Scots pine (Pinus sylvestris) leaf, light micrograph
Squash tendril
Close-up of Mimosa attached to the stem
Rabbit tongue papila tip
Conical projections, tongue
Tongue showing taste bud
The Rabbit gallbladder
Larch wood, polarised light microscopy
Staphylococcus aureus Bacteria TEM
Ultrastructural details of mumps virions
Bacteria, Bradyrhizobium japonicum
Yellow Fever Virus
Horse chestnut pollen, SEM
Clematis montana pollen, SEM
Spiral Bacteria (Spirillum volutans). SEM
Hypericum pollen
Radiolarian, SEM
Staphylococcus aureus bacteria, SEM
Human skin, SEM
Radiolarian test, SEM
Spores on the sporangium of Bread Mold
Daisy flower and pollen, SEM
Mixed Desmids LM X100
Cross-section of a 1-year Basswood stem
Front leg of Ambush bug SEM
Tarsus of Robber fly, Asilidae SEM
Leaf damaged by caterpillar feeding SEM
Abdomen of Ladybug larva, Coccinellidae SEM
Head of Bat bug, Cimex sp., Cimicidae SEM
Head of Robber fly, Asilidae SEM
Tarsus of Ladybug larva, Coccinellidae SEM
Ovipositor of female Sawfly, Diprion sp., Diprionidae SEM
Crayfish claw, Decaopda SEM
Crayfish head, Decaopda SEM
Sawtoothed grain beetle SEM
Parasitic wasp, Inostemma SEM
Holdfast organ on posterior end of Black fly, Simuliidae SEM
Legs of Notonectidae, Buenoa sp SEM
Small gold chain SEM
Head of Phantom Midge larva, Chaoboridae SEM
Head and mask of Damselfly Naiad SEM
Cushion from cell phone SEM
Mouth parts of Duck louse, Phthiraptera, attached to feather SEM
Head of Diving beetle, Dytiscidae SEM
Claws of lizard, Eumeces sp SEM
Evening primrose pollen, SEM
Geranium pollen, SEM
Forsythia pollen grains, SEM
Azalea pollen, SEM
Passion flower pollen, SEM
Eucalyptus leaf
Section of European larch, polarised light micrograph
Red spider lily pollen, SEM
Cross-section of the Tilia stem epidermis
Respiratory ciliated epithelium
Radiolarian test or skeleton SEM X200
Radiolarian test or skeleton SEM X895
Bread mold (Rhizopus)
Daphnia or Waterflea SEM X105
Bacteria (Klebsiella pneumoniae)
Red blood cells or erythrocytes in a vein
Dense connective tissue. SEM
Osteoclasts within Howship's lacuna. SEM
Adipose cells
Butterfly wing scales SEM X700
Simple columnar epithelilium, ileum
Kidney cortex
Parts of the Termite worker, SEM
Zebrafish embryo SEM X100
Acanthocephalan Spiny-headed Worm head
Mature blood cells in the venous sinus
A distributing artery
Red and white blood cells, arteriole
Eye anatomy
Tongue-shaped villi of the jejunum
Pseudostratified epithelium
Ciliated and nonciliated Clara cells