Biology 208 Name___________________________________

Quiz #2 (By placing your name in the above space, you attest that you

6 February 2007 have neither given nor received unauthorized aid on this quiz)

Part A. Please define the following terms. You may use an illustration as a definition if you wish.

1. spike-

2. rhizome-

3. perennial-

4. caulescent-

5. radicle leaves-

6. ovate-

7. entire-

8. crenate-

9. viscid-

10. hispid-

Part B. Match the following descriptions to the best inflorescence, underground part, stem or leaf term.

a. Acaulescent j. cyme s. runner

b. Alternate k. equitant t. spadix

c. ament or catkin l. head u. spike

d. ascending m. opposite v. stolon

e. basal n. panicle w. strict

f. bulb o. prostrate x. taproot

g. caulescent p. raceme y. umbel

h. corm q. radicle z. whorled

i. corymb r. rhizome

_____11. Inflorescence shown at right:

_____12. A stem that is rigidly upright.

_____13. Underground part shown at right:

_____14. Flowering stem has no leaves on it.

_____15. A stem which grows obliquely upward at an angle.

_____16. Any determinate inflorescence.

_____17. One leaf is inserted at a node, such as at right:

_____18. Inflorescence shown at right containing only unisexual flowers.

_____19. Inflorescence shown at right:

_____20. Structure shown at right:

a. acuminate j. hispid s. sagittate

b. acute k. lanceolate t. scabrous

c. barbellate l. netted venation u. shrub

d. bipinnate m. oblanceolate v. ternate

e. biternate n. oblique w. tomentose

f. crenate o. obtuse x. tree

g. dentate p. ovate y. truncate

h. entire q. parallel venation z. viscid

i. glaucous r. pilose

_____21. Hairs like at right:

_____22. Leaf base at right (assymmetrical):

_____23. Leaf shape at right:

_____24. Covered with a waxy, usually whitish covering. This should rub off showing the green of the

leaf below.

_____25. Hairs like at right:

_____26. Venation like at right:

_____27. Leaf apex at right:

_____28. Leaf margin at right:

_____29. Leaf margin at right:

_____30. Woody plant with one main stem and usually maturing at over 12 ft in height.

Part C. You have found the following plant in the field, and are asked to make the following key choices. Using the following description, circle the correct key choice:

The plant is woody with a lifespan of several seasons.

Leaf is shown at right: Inflorescence is shown at right:

Leaf has this surface: The plant has leaves on its flowering stems.

31. Leaf apex acute vs. leaf apex obtuse?

32. Leaf base cordate vs. leaf base sagittate?

33. Leaf shape cordate vs. leaf shape sagittate?

34. Leaf margin entire vs. leaf margin serrate?

35. Leaf compound vs. Leaf simple?

36. Leaf surface glaucous vs. Leaf surface tomentose?

37. Plant acaulescent vs. Plant caulescent?

38. Plant an annual vs. Plant a perennial?

39. Inflorescence determinate vs. Inflorescence indeterminate?

40. Inflorescence a cyme vs. Inflorescence a panicle?