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Illustrations of various strains of pollen in extreme magnification, as featured in Ueber den Pollen (1837), a book by German pharmacist and chemist Carl Julius Fritzsche.

Illustrations of various strains of pollen in extreme magnification, as featured in Ueber den Pollen a book by St. Petersburg based German pharmacist and chemist Carl Julius Fritzsche.

pollen-tab5-650px by Public Domain Review, via Flickr

Illustrations of various strains of pollen in extreme magnification, as featured in Ueber den Pollen a book by St. Petersburg based German pharmacist and chemist Carl Julius Fritzsche.

Pollen. Picture from 'Public Domain Review'. Obscure and unusual (historic) pictures. Often free of copyright.

Illustrations of various strains of pollen in extreme magnification, as featured in Ueber den Pollen a book by St. Petersburg based German pharmacist and chemist Carl Julius Fritzsche.

Salinella salve, an organism described as a single layer of cells, ciliated on both inner and outer surfaces and surrounding a central hollow sac open at both ends, has been collected only once, by German biologist Johannes Frenzel, who claimed to have found it in the salt pans of Argentina in the late 19th century.

Salinella salve, an organism described as a single layer of cells, ciliated on both inner and outer surfaces and surrounding a central hollow sac open at both ends, has been collected only once, by German biologist Johannes Frenzel.

Passion flower (Passiflora caerulea) pollen grain

Coloured scanning electron micrograph (SEM) of a passion flower (Passiflora caerulea) pollen grain. Pollen grains are the male gametes (sex cells) of a plant. Magnification: when printed 10 centimetres wide. LOOKS LIKE A BASEBALL.

Ziketteland | infinity-imagined: Grains of pollen. They are the ones that contain those magical DNAs of beauty!

Hay fever: up close, personal and alarmingly spiky. From the Telegraph’s amazing slideshow of scanning electron microscope images of pollen grains, captured by Swiss scientist Martin Oeggerli.

1 - Ueber den Pollen, - Biodiversity Heritage Library

Illustrations of various strains of pollen in extreme magnification, as featured in Ueber den Pollen a book by St. Petersburg based German pharmacist and chemist Carl Julius Fritzsche.

pollen-tab10-650px | Flickr - Photo Sharing!

Art in the public domain - Ueber den Pollen a book by St. Petersburg based German pharmacist and chemist Carl Julius Fritzsche

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