Dichotomous key

1.Does it have needles?
Needles... Eastern Red Cedar
Leaves... Go to 2
2.Does it have thorns?
Thorns... Go to 3
No thorns... Go to 5
3. Are the leaves short(<6 cm) and narrow?
Short and narrow...Go to 4
Long (6-10 cm) and tapered...Hercules's Club
4.Are the ends of the leaves rounded or pointed?
Rounded... Common Honey Locust
Pointed... Mesquite
5.Do the leaves come in multiple shapes?
Multiple shapes... White Mulberry