"No one knows what he can do until he tries." -- Publilius Syrus

Pine Quiz: The Questions

Pinus ponderosa ponderosa (left foreground) Pinus ponderosa scopulorum (right foreground) Pinus echinata (background)

1. Which pine species is the most widely cultivated in the world?

2. Which pine species has the widest natural geographic distribution in the world?

3. Which pine species has the widest geographic distribution in North America?

4. Which pine species has the smallest geographic distribution in the world?

5. What are the major differences between subgenus haploxylon and subgenus diploxylon?

6. What are some exceptions to these morphologic characteristics of these two pine subgenera?

7. Which pine species reaches the highest altitude?

8. Which pine species naturally grows at the greatest range of elevation?

9. Which pine species has the nothern most geographic distribution and which has the southern-most geographic distribution?

10. Which country has the most naturally occurring species of pines?

11. Which state in the United States has the most naturally occurring species of pines?

12. Which states in the United States have no naturally occurring pines?

13. Which pines have shoots that are be multinodal and therefor capable of forming multiple successive new growth "candles" in one (favorable) growing season?

14. Which is the largest species of pine?

15. Which pine species has the longest cones?

16. Which pine species has the longest needles?

17. Which pine species has the largest seeds?

18. Which pine species has the smallest number of needles per fascicle?

19. Which pine species has the largest number of needles per fascicle?

20. Which pine species has the greatest life span?

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