Bajo el microscopio

Spiny round pollen grain

Spore head on a stalk

Pollen grain with polygons

Frond with spore cases

Moss spore capsules 01

Moss spore capsules 02

Maidenhair fern leaflets

Threadlike algae with details - Icones of Japanese Algae - 1911

Rayed pollen grain

Cartilage cells in rows

Pitted radiolarian shell

Spore cluster

Lobed pollen grain

Stalked spore capsules

Pollen grain with two furrows

Spiny branch with cell details

Spined branch with a sac

Coiled frond with details

Magnified stem section

Spined radiolarian shell

Curling bristle magnified - Amusement Microscopique, Volume 3 - 1764

Magnified feather barbs - Amusement Microscopique, Volume 3 - 1764

Downy fruit magnified - Amusement Microscopique, Volume 3 - 1764

Netted egg case magnified - Amusement Microscopique, Volume 3 - 1764

Two crossed bristled fibres - Amusement Microscopique, Volume 3 - 1764

Leaf skeleton veins - Amusement Microscopique, Volume 3 - 1764

Two magnified woodlice - Amusement Microscopique, Volume 3 - 1764

Crossed fibres magnified - Amusement Microscopique, Volume 3 - 1764

Filament tuft and seed pod - Amusement Microscopique, Volume 3 - 1764

Ribbed orange pollen grain - Ueber den Pollen - 1837

Orange pollen details - Ueber den Pollen - 1837

Rows of pollen grains - Ueber den Pollen - 1837

Three netted pollen grains - Ueber den Pollen - 1837

Four pollen grains - Ueber den Pollen - 1837

Spiny pollen grains - Ueber den Pollen - 1837

Red pollen grain with sunken panels - Ueber den Pollen - 1837

Honeycombed pollen grain - Ueber den Pollen - 1837

Sectioned pollen grains - Ueber den Pollen - 1837

Pollen studies and sections - Ueber den Pollen - 1837

Magnified fly head 02 - Amusement Microscopique, Volume 3 - 1764

Magnified fly head 01 - Amusement Microscopique, Volume 3 - 1764

Two hairy grubs - Amusement Microscopique, Volume 3 - 1764

Dark cup fungus - Scottish Cryptogamic Flora, Volume 1 - 1823

Leaf with spore dots - Scottish Cryptogamic Flora, Volume 2 - 1824

Leaf with an orange rust patch - Scottish Cryptogamic Flora, Volume 2 - 1824

Twigs with a spore swelling - Scottish Cryptogamic Flora, Volume 2 - 1824

Brown leaves with a spore pod - Scottish Cryptogamic Flora, Volume 2 - 1824

Grass stem with smut galls - Scottish Cryptogamic Flora, Volume 2 - 1824

Grass blades with spore sheath - Scottish Cryptogamic Flora, Volume 2 - 1824

Puffballs with a cut section - Scottish Cryptogamic Flora, Volume 2 - 1824

Green shoot with orange rust - Scottish Cryptogamic Flora, Volume 3 - 1825

Leaf with swollen red galls - Scottish Cryptogamic Flora, Volume 3 - 1825

Three lobed leaf with a fungal spot - Scottish Cryptogamic Flora, Volume 3 - 1825

Dark oval fungi and spore balls - Scottish Cryptogamic Flora, Volume 4 - 1826

Split spore case with wall sections - Scottish Cryptogamic Flora, Volume 4 - 1826

Black spore bodies on bark - Scottish Cryptogamic Flora, Volume 4 - 1826

Leaves with black spore masses - Scottish Cryptogamic Flora, Volume 5 - 1828

Microscope stage on a tripod - Amusement Microscopique, Volume 3 - 1764

Projection lens on a pillar stand - Amusement Microscopique, Volume 3 - 1764

Star-shaped algae and sprigs - Kunstformen der Natur, Part 2 - 1904