2. Biol 1012 All images provided by Tim K. Smith

3. FYI This PowerPoint presentation was specifically designed to be used with UMD Biology 1012 lab manual (2004-2005) – Exercise 6 Seed Plants – Gymnosperms and Flowering Plants

4. So WHY do you have to do this Familiarize yourself with the variety of trees that are classified as gymnosperms Learn how to use a taxonomic key Identify local gymnosperms Incorporate some random trivia into your knowledge base This is MN and sometimes the weather is just to yucky to actually go out to the trees, so we bring the trees to you.

5. Keys to keying gymnosperms Note key traits of leaves (shape, size, etc.) Note key traits of cones (size, location, etc.) Note key traits of bark (color, texture)

6. Raised leaf stem Bases of leaves raised on stem Bases of leaves running down the stem Bases of leaves not running down the stem This is typical of a spruce where the leaf grows off of a small stem

7. What am I? After you have keyed out this tree, click on the ? to see if you are correct Are you ready for the next tree? Click on the forward arrow All Finished ?

8. What am I? Needles don’t break when bent Are you correct? Next tree Finished?

9. What am I? Are you correct? Next tree Finished?

10. What am I? Are you correct? Next tree Finished?

11. What am I? Are you correct? Next tree Finished?

12. What am I? Are you correct? Next tree Finished?

13. What am I? Are you correct? Finished?

14. Balsam Fir Find three facts about me: (click on the link above to take you to a web page where you can find this information) Back to this tree

15. Black Pine Also know as an Austrian Pine. Name two European countries where I grow (check out the link for the answer)European countries

16. Black Spruce What is my preferred habitat in northern Minnesota?habitat

17. Ginko biloba What makes me special ?special

18. Douglas-Fir Why should Douglas-Fir be hyphenatedDouglas-Fir

19. Blue Spruce Would you be wise to plant this tree for landscape purposes if you lived in southern Texas? Why or why notplant

20. White Cedar Okay, here is where the random trivia comes in. Read through the history part of this web page and list two uses that intrigue you.history part of this web page

21. To Review any of the trees that were covered in this presentation simply click on the name. If you are finished click the speaker. Balsam Fir Black Pine Black Spruce Ginko biloba Douglas-Fir Blue Spruce White Cedar