A different pollen signature, if you like, or a different pollen fingerprint.

Allergy to pollen Nasal allergy to pollen is called pollinosis, and allergy specifically to grass pollen is called hay fever.

That's a geranium pollen.

But anyway, take a look at its pollen.

And you could taste herbs, you could taste spices.

Cool pollen, though.

I am allergic to pollen.

I am allergic to pollen.

Tom has a pollen allergy.

Tom has a pollen allergy.

Perhaps there's more pollen in the city.

Lovebirds live in small flocks and eat fruit, vegetables, grasses and seed.

Jonathan Drori Every pollen grain has a story

The fossilized pollen was not of savanna vegetation.

Help me pull these weeds.

Help me pull these weeds.

Here is a scanning electron micrograph of a grain of pollen.

Melissopalynology the study of pollen and spores found in honey.

That tells me that it's actually been fossilized, this pollen.

And the reason for that is they've got to chuck out masses and masses of pollen to have any chance of the pollen reaching another plant of the same species.

Many weeds were growing among the flowers.

So, that's 20 micrometers across, that pollen grain there.

This lady, she developed a herbal pesticide formulation.

The Caryophyllaceae, commonly called the pink family or carnation family, is a family of flowering plants.

But not all pollen is quite so simple looking.

The pollen has little barbs on it, if we look.

In the botanical garden, there are many aromatic and medicinal herbs.

So, what are pollen's properties? I hear you ask.

First of all, pollen is tiny. Yes we know that.

But pollen forensics can be very subtle.

Bees help plants spread their pollen.

Now, much of the pollen will still be there after repeated washings.

And there is as many different kinds of pollen as there are flowering plants.

To her, weeds are plants that have power.

With the trains coming in to urban hubs, they can carry pollen with them, very light pollen, and it's just a big supermarket in the city.

Other dicotyledons and monocotyledons have monosulcate pollen, or forms derived from it, whereas eudicots have tricolpate pollen, or derived forms, the pollen having three or more pores set in furrows called colpi.

At night they get covered in pollen, which showers down over them, and then the bristles that we saw above, they sort of wilt and allow all these midges out, covered in pollen fabulous thing.

Like I said, pollen carries the male sex cells.

And then they were so clever, they found a way to analyze fossilized pollen.

Books are the bees that carry pollen from one mind to another.

The seder is replete with questions, answers, and unusual practices (e.g.

For instance, let yourself be pampered with an exotic massage, a peat treatment or an herbal bath at the Hotel Praha.

The adults usually inhabit shallow lagoons, feeding mostly on various species of seagrasses.

Fungi are also used as biological pesticides to control weeds, plant diseases and insect pests.

Pollen is a flower's way of making more flowers.