Gymnosperms and Angiosperms 2 TYPES OF TREES!. Intro to Gymnosperms.

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Presentation transcript:

Gymnosperms and Angiosperms 2 TYPES OF TREES!

Intro to Gymnosperms

Step by step drawing.

Conifers: Describe them based on these pictures of them.

There are two general types of trees in this area. Copyright © 2010 Ryan P. Murphy

There are two general types of trees in this area. –Gymnosperms: Cone bearing, needles. Copyright © 2010 Ryan P. Murphy

There are two general types of trees in this area. –Gymnosperms: Cone bearing, needles. –Angiosperms: Flowering, broadleaf, Foliage. Copyright © 2010 Ryan P. Murphy

Conifers are not defined as being evergreen or having needles instead of regular leaves, Copyright © 2010 Ryan P. Murphy

Conifers are not defined as being evergreen or having needles instead of regular leaves, though that's usually the case. Copyright © 2010 Ryan P. Murphy

Conifers are not defined as being evergreen or having needles instead of regular leaves, though that's usually the case. Conifers, as their name hints, bear cones. Copyright © 2010 Ryan P. Murphy

Because we are focusing identification, we will cover three types of conifers. –White Pine (Pinus strobis) Copyright © 2010 Ryan P. Murphy

White Pine: White has five letters, white pines have needles in groups of 5. Copyright © 2010 Ryan P. Murphy

White Pine: White has five letters, white pines have needles in groups of W H I T E Copyright © 2010 Ryan P. Murphy

White Pine: White has five letters, white pines have needles in groups of 5. 1 W H 2 I 3 T 4 E 5 W H I T E Copyright © 2010 Ryan P. Murphy

Red Pines have needles in groups of 2. –2 is less than 5, and Red has fewer letter than white. 1 2 Copyright © 2010 Ryan P. Murphy

Red Pines have needles in groups of 2. –2 is less than 5, and Red has fewer letter than white. R D 1 2 E Copyright © 2010 Ryan P. Murphy

Fir are friendly to the touch

Spruce are spiky to the touch.

Eastern Hemlock: The needles are narrow, flat and soft, less than 1 inch long. Copyright © 2010 Ryan P. Murphy

Eastern Hemlock: The needles are narrow, flat and soft, less than 1 inch long. Dark green above, with two white lines below. Copyright © 2010 Ryan P. Murphy

Eastern Hemlock: The needles are narrow, flat and soft, less than 1 inch long. Dark green above, with two white lines below. Copyright © 2010 Ryan P. Murphy

Northern White Cedar: The needles look like scales. Copyright © 2010 Ryan P. Murphy

Eastern White Cedar: Copyright © 2010 Ryan P. Murphy

Atlantic White Cedar: Copyright © 2010 Ryan P. Murphy

Atlantic White Cedar: Copyright © 2010 Ryan P. Murphy Learn more about conifers at…

Gymnosperm: Non-flowering, seeds usually arranged on a cone. Gymnosperm: Non-flowering, seeds usually arranged on a cone. Copyright © 2010 Ryan P. Murphy

“This is one big cone, It must be one of the largest ever!”

Wow!, That’s a big cone!

“I agree.” “Why would you ever need a cone that big.”

“I could sure go for a sno-cone.”

Look at the size of this cone.

One Big Cone

Angiosperm: Flowering, covered seed, produce seeds enclosed in a fruit /ovary. Angiosperm: Flowering, covered seed, produce seeds enclosed in a fruit /ovary. Copyright © 2010 Ryan P. Murphy

Which plant is an angiosperm, and which is a gymnosperm?

Copyright © 2010 Ryan P. Murphy

Which plant is an angiosperm, and which is a gymnosperm? Copyright © 2010 Ryan P. Murphy

Which plant is an angiosperm, and which is a gymnosperm? Copyright © 2010 Ryan P. Murphy

Which plant is an angiosperm, and which is a gymnosperm? Copyright © 2010 Ryan P. Murphy

Which plant is an angiosperm, and which is a gymnosperm? Copyright © 2010 Ryan P. Murphy

Both Gymnosperms and Angiosperms release pollen. Copyright © 2010 Ryan P. Murphy

Both Gymnosperms and Angiosperms release pollen. Copyright © 2010 Ryan P. Murphy

Both Gymnosperms and Angiosperms release pollen. Copyright © 2010 Ryan P. Murphy

Both Gymnosperms and Angiosperms release pollen. Copyright © 2010 Ryan P. Murphy

Both Gymnosperms and Angiosperms release pollen. Copyright © 2010 Ryan P. Murphy

“I hate Pollen, It gives me wicked allergies.”

Picture of pollen under an electron microscope.

The male cone of a white pine releasing pollen.

Female cone of white pine that receives the male pollen. Copyright © 2010 Ryan P. Murphy

The seeds of white pine tree that have fallen out the cone. Copyright © 2010 Ryan P. Murphy

The seeds of white pine tree that have fallen out the cone. Copyright © 2010 Ryan P. Murphy Learn more about plant life cycles at…