The Body Invaders: Allergies (6 of 36)

The Body Invaders: Allergies

The clover is actually producing pollen and the grass has to get to a certain length before it produces pollen.
But grass is one of the offending villains of the.
The pollen world.
He showed me different grasses.
Weeds.
And probably the biggest offender of outdoor allergies.
Trees.
So what kind of tree is this? This is a red oak.
Kat.
Believe it or not.
Our little nature hike ended up being a lesson in sex education.

Really? And pollen's produced on the male reproductive organs which are called the anthers and it's.
They're tiny microscopic...
Wait a minute.
You said the tree has male reproductive organs? Yes.
A lot of plants have both male and female parts.
Usually the male is above the female and when it...
This is really a family show.
You gotta be careful.
It is the pollen that causes the.
The allergic reaction.
Oh my gosh.
So in order for the trees to continue we're gonna have to keep putting up with allergies.
It sounds like.
Absolutely.
Pollen causes misery for millions.
But it also maintains life for many different species of plants.
At the height of any allergy season.
The air could be teeming with pollen.
As a public health gesture.