Taxonomy of Flowering Plants - Hour Exam II - Spring, 2002
NAME: _________________________________________ SECTION NUMBER ____________
INSTRUCTIONS: 1) Place your section number and name in the space provided above (this form will be
available in lab after all grades are recorded - use it to record your responses). 2) Using a #2 pencil only fill
in your NAME and STUDENT NUMBER on the answer sheet. 3) Take your time and BE SURE that the
sequence of your answer sheet corresponds with the sequence of questions on this test form. Mark your
name and responses on this sheet as a backup record. Each answer is 2 points.
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1. Select the key characteristic or defining feature of the flowering plants:
a. carpel b. petiole c. ovule
d. microspore e. aril
Link the appropriate Subclass to key characters: (questions 2 - 5)
a. Hamamelidae b. Magnoliidae c. Caryophyllidae d. Dilleniidae
2. Mostly woody and apocarpous.
3. Dominated by a single Order; Mostly herbs that often show 'beaked' seeds which reflect a peripheral
embryo position.
4. All but basal Order syncarpous with about 1/3 of the species sympetalous
5. Often dominant elements of the world's deciduous forests, reproductive system often based on
anemophily.
6. A nomenclatural type specimen that is designated by a later worker (not the original author), is known as
the:
a. isotype b. neotype c. paratype d. holotype e. lectotype
7. The first version of the International Code of Botanical Nomenclature was established in:
a. 1753 b. 1776 c. 1917
d. 1930 e. 1953
8. If an unknown shows opposite, simple, entire leaves with numerous stamens in fascicles, a possible
family identification would be:
a. Clusiaceae b. Magnoliaceae c. Papaveraceae
d. Winteraceae e. Fagaceae
9. One of the two products of double fertilization is triploid. This is the:
a. Pericarp b. Connective c. Endosperm
d. Perisperm e. Micropyle
10. Select the xerophytic taxon:
a. Opuntia b. Magnoliaceae c. Fagaceae
d. Dianthus e. Monotropa
11. The disgram of a sectioned seed (below) depicts the structural foundation for a distinctive seed
morphology associated with the:
a. Hamamelidae b. Magnoliidae c. Caryophyllidae d. Dilleniidae
12. Arrow ‘A’ (above) indicates:
a. Perisperm b. Connective c. Endosperm
d. Pericarp e. Embryo
13. Arrow ‘B’ (above) indicates:
a. Endosperm b. Connective c. Perisperm
d. Pericarp e. Embryo
Identify the Family: (questions 14 - 21)
14. Woody, apetalous, hypogynous Hamamelidae with a connate perianth and alternate, simple leaves that
tend to show oblique bases:
a. Moraceae b. Juglandaceae c. Polygonaceae
d. Fagaceae e. Ulmaceae
15. Syncarpous herbs of the Magnoliidae:
a. Chenopodiaceae b. Lauraceae c. Ranunculaceae
d. Cactaceae e. Papaveraceae
16. Woody Magnoliidae with a monocot-like perianth, a hypanthium, and valvate anther dehiscence:
a. Polygonaceae b. Lauraceae c. Moraceae
d. Caryophyllaceae e. Fagaceae
17. Advanced Dilleniidae with fully pentamerous flowers, sympetaly, and free-central placentation:
a. Clusiaceae b. Primulaceae c. Brassicaceae
d. Caryophyllaceae e. Cannabaceae
Taxonomy of Flowering Plants - Hour Exam II - Spring, 2002 - page 2
18. Woody perennials of the southern hemisphere that lack vessel elements in the xylem:
a. Magnoliaceae b. Winteraceae c. Papaveraceae
d. Fagaceae e. Juglandaceae
19. Epigynous, often succulent, herbs with fugacious leaves:
a. Cactaceae b. Polygonaceae c. Winteraceae
d. Amaranthaceae e. Caryophyllaceae
20. Scandent, epigynous herbs showing sympetalous, imperfect flowers:
a. Cannabaceae b. Chenopodiaceae c. Ranunculaceae
d. Cucurbitaceae e. Brassicaceae
21. Amentiferous trees and shrubs that produce capsular fruit with comose seeds:
a. Cruciferae b. Ulmaceae c. Salicaceae
d. Guttiferae e. Brassicaceae
Link Family to associated distribution/diversity features: (questions 22 - 26)
22.
23.
24.
25.
26.
Carnivorous plants (Nepenthales), distribution of all 3 genera limited to the Americas
Cosmopolitan with high diversity (many genera) in coastal and desert areas (halophytic)
With the exception of a single genus, distribution limited to the Americas
Cosmopolitan but only two genera, with species of each associated with water
Cosmopolitan, but generic diversity centered at the equator (pantropical)
a. Sarraceniaceae b. Cactaceae c. Cucurbitaceae
d. Salicaceae e. Chenopodiaceae
Match term with definition: (questions 27 - 31)
27.
28.
29.
30.
31.
mycorrhizal
epicalyx
aril
amentiferous
ocrea
a.
b.
c.
d.
e.
calyx-like involucre
stipular sheath
fungal symbiosis
extension of the funiculus, often fleshy and sweet
with catkins
Associate economically important genera with their Families: (questions 32 - 36)
32.
33.
34.
35.
36.
Ficus
Persea
Fagopyrum
Lagenaria
Vaccinium
a.
b.
c.
d.
e.
Polygonaceae
Ericaceae
Cucurbitaceae
Lauraceae
Moraceae
Taxonomy of Flowering Plants - Hour Exam II - Spring, 2002 - page 3
37. Which aquatic taxon stands as a possible link between the Magnoliopsida and the Liliopsida:
a. Magnoliaceae b. Thalictrum c. Nymphaeales
d. Caryophyllales e. Nepenthales
38. Which of the following is unique to the Magnoliopsida:
a. meristem b. vascular cambium c. funiculus
d. pericarp
e. ovule
39. Only genus (monotypic) of the Nepenthales that is restricted in its distribution to the southeastern United
States; an ‘active’ (as opposed to passive) animal predator:
a. Nepenthes b. Drosera c. Darlingtonia
d. Dionaea e. Monotropa
Match structures with associated taxa: (questions 40 - 44)
40.
41.
42.
43.
44.
clawed petals
replum
synconium
poricidal anther dehiscence
areole
a.
b.
c.
d.
e.
Ericaceae
Caryophyllaceae
Ficus
Cactaceae
Cruciferae
45. Index Herbariorum carries listings of the world’s:
a. plant collectors b. genus names c. herbaria
d. botanical illustrations e. family names
Associate product with the source Families: (questions 46 - 50)
46.
47.
48.
49.
50.
Kenaf
Opium
Cabbage
Pumpkin
Hops
a.
b.
c.
d.
e.
Papaveraceae
Malvaceae
Cruciferae
Cucurbitaceae
Cannabaceae
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All done!
Taxonomy of Flowering Plants - Hour Exam II - Spring, 2002 - page 4