(Magnoliophyta: Betulaceae) Betula

Question 1

What is the common name for Betula?

Answer 1

Birches

Question 2

How many Betula species are native/naturalized in North America?

Answer 2

18

Question 3

What subfamily does the genus Betula belong to?

Answer 3

Betuloideae

Question 4

List the common name(s) for:
Betula alleghaniensis (3)

Answer 4

Yellow birch
Merisier
Bouleau jaune

Question 5

List the common name(s) for:
Betula cordifolia (5)

Answer 5

Heartleaf birch
Mountain white birch
Bouleau Eagrave
Feuilles cordées
Bouleau blanc

Question 6

List the common name(s) for:
Betula glandulosa (3)

Answer 6

Dwarf birch
Resin birch
Bouleau glanduleux

Question 7

List the common name(s) for:
Betula kenaica

Answer 7

Kenai birch

Question 8

List the common name(s) for:
Betula lenta (2)

Answer 8

Sweet birch
Cherry birch

Question 9

List the common name(s) for:
Betula michauxii (3)

Answer 9

Newfoundland dwarf birch
Michaux’s birch
Bouleau de Michaux

Question 10

List the common name(s) for:
Betula minor (2)

Answer 10

Dwarf birch
Bouleau mineur

Question 11

List the common name(s) for:
Betula murrayana

Answer 11

Murray’s birch

Question 12

List the common name(s) for:
Betula nana (2)

Answer 12

Arctic dwarf birch
Bouleau nain

Question 13

List the common name(s) for:
Betula neoalaskana (2)

Answer 13

Resin birch
Paper birch

Question 14

List the common name(s) for:
Betula nigra (2)

Answer 14

River birch
Red birch

Question 15

List the common name(s) for:
Betula occidentalis (2)

Answer 15

Water birch
River birch

Question 16

List the common name(s) for:
Betula papyrifera (6)

Answer 16

Paper birch
Canoe birch
White birch
Bouleau blanc
Bouleau Eagrave
Papier

Question 17

List the common name(s) for:
Betula pendula (4)

Answer 17

Weeping birch
European white birch
Silver birch
Bouleau pleureur

Question 18

List the common name(s) for:
Betula populifolia (6)

Answer 18

Gray birch
White birch
Fire birch
Bouleau Eagrave
Feuilles de pueplier
Bouleau gris

Question 19

List the common name(s) for:
Betula pubescens (5)

Answer 19

Downy birch
Moor birch
White birch
European white birch
Hairy birch

Question 20

List the common name(s) for:
Betula pumila (3)

Answer 20

Bog birch
Dwarf birch
Bouleau nain

Question 21

List the common name(s) for:
Betula uber

Answer 21

Virginia roundleaf birch

Question 22

List the scientific name for:
Yellow birch

Answer 22

Betula alleghaniensis

Question 23

List the scientific name for:
Heartleaf birch

Answer 23

Betula cordifolia

Question 24

List the scientific name for:
Dwarf birch/Resin birch/Bouleau glanduleux

Answer 24

Betula glandulosa

Question 25

List the scientific name for: Kenai birch

Answer 25

Betula kanaica

Question 26

List the scientific name for: Sweet birch

Answer 26

Betula lenta

Question 27

List the scientific name for: Newfoundland dwarf birch

Answer 27

Betula michauxii

Question 28

List the scientific name for: Dwarf birch/Bouleau mineur

Answer 28

Betula minor

Question 29

List the scientific name for: Murray's birch

Answer 29

Betula murrayana

Question 30

List the scientific name for: Arctic dwarf birch

Answer 30

Betula nana

Question 31

List the scientific name for: Resin birch/Paper birch

Answer 31

Betula neoalaskana

Question 32

List the scientific name for: River birch/Red birch

Answer 32

Betula nigra

Question 33

List the scientific name for: Water birch/River birch

Answer 33

Betula occidentalis

Question 34

List the scientific name for: Paper birch/Canoe birch

Answer 34

Betula papyrifera

Question 35

List the scientific name for: Weeping birch/European white birch

Answer 35

Betula pendula

Question 36

List the scientific name for: Gray birch/Fire birch

Answer 36

Betula populifolia

Question 37

List the scientific name for: Downy birch/Moor birch

Answer 37

Betula pubescens

Question 38

List the scientific name for: Bog birch/Bouleau nain

Answer 38

Betula pumila

Question 39

List the scientific name for: Virginia roundleaf birch

Answer 39

Betula uber

Question 40

How many species of Betula are represented by subspecies in North America?

Answer 40

2

Question 41

State the species of Betula represented by subspecies in North America AND the number of subspecies for each species

Answer 41

Betula nana (2) Betula pubescens (2)

Question 42

State the scientific and common names of the subspecies of: Betula nana (2)

Answer 42

Betula nana subsp. exilis (Arctic dwarf birch) Betula nana subsp. nana (Arctic dwarf birch)

Question 43

State the scientific and common names of the subspecies of: Betula pubescens (2)

Answer 43

Betula pubescens subsp. pubescens (European white birch, downy birch) betula pubescens subsp. tortuosa (Arctic downy birch, mountain birch)