Identifying Key Native Trees: Black Locust, Walnut, Oak, and Hickory Characteristics

1. Week 2 LeavesNatural Resources

2. Black locust What to look for: Pair of thorns at base of petiole, ½ inch long 7- 17 leaflets Leaflets are entire

3. Black walnut What to look for: 13-23 leaflets Honeycombed pith that is tan to light brown in color Round seed in a thick messy husk Usually lacking terminal leaflet

4. Butternut What to look for…. Fewer leaflets than black walnut The seed is oblong Has a chocolate colored pith Leaf is wider than black walnut

5. The red oak group.. • All acorns mature in two years. • Have lobed leaves with bristle tips. • Wood pores are open.

6. Black oak What to look for: Usually 7 lobed leaves Upper leaf surface is glossy green Has a gray colorede bud Acorn is ½ to ¾ “, cap has a shingled roof like a pigmy hut Yellow inner bark

7. Red oak Identifying characteristics: 7-9 Lobed leaves Has a red / brown bud Seed is a fat 1” acorn with a shallow cap

8. Pin oak What to know….. 5-7 lobes Lobes cut almost to center of leaf Lower lobes look like shelves Seed is ½” acorn Found in low wet areas along with sweetgum tree Keep lower branches for a long time

9. Shingle oak What to learn about me…. Oblong and entire leaves Have a short petiole Leaves wrinkle when dried Found in wet places Small ½” acorn Hang onto leaves into late winter

10. Pignut hickory What to look for: Usually five leaflets Leaf much smaller than shagbark hickory Small twigs and buds Seed is round Seed has a thin husk covering it Mostly a tree found in southern Indiana

11. Shagbark hickory Identifying characteristics: 5 leaflets Top three leaflets much larger than bottom two Seed is a four ribbed nut, has a thick husk that breaks into 4 sections People eat this hickory Has shaggy bark that peels off in strips

12. Bitternut hickory What you need to know… 5-11 leaflets Leaflets longer than wide Bottom leaflets often curve backwards Seed is round, thin husk Has sulfur yellow buds

13. Let’s review!

15. Bitternut hickory

17. Black locust

19. Pin oak

21. Shingle oak

23. Black oak

25. Pignut Hickory

27. Black walnut

29. Butternut

31. Red oak

33. Shagbark hickory

34. Quiz time…. • Which tree has a sulfur yellow buds? _______________________________ • This tree has a seed with four ribs? _______________________________ • This tree has entire leaves and is found in low wet areas.____________________ • A tree with thorns in pairs of 2 that are 1/2 inch long._____________________ • Tree with 13-23 leaflets and round seed.________________________ • Oak that has gray buds and shiny leaves.____________________________ • Hickory with seeds that are good to eat! ______________________________ • Oak that has seeds 1 inch long and reddish brown buds.___________________ • Hickory with 5 leaflets and round seeds, found mostly in southern Indiana? ________________________ 10. Tree with chocolate colored pith and oblong seeds. 11. Oak which has lobes thta almost cut all the way into the center,1/2” seeds. ___________________________