| No. |
Tree Species |
Author(s) |
Volume, Issue |
| 1 |
Populus
balsamifera L., Balsam Poplar |
E.B.Ehrle
and P.W. Thompson |
31, #3 |
| 2 |
Populus
tremuloides Michaux., Trembling Aspen |
E.B.Ehrle
and P.W. Thompson |
32, #3 |
| 3 |
Quercus
bicolor Willd., Swamp White Oak |
J.
Fordyce, E.B.Ehrle and P.W. Thompson |
32, #4 |
| 4 |
Pinus
banksiana Lamb, Jack Pine |
E.B.Ehrle,
A.B. Spike and P.W. Thompson |
33, #1 |
| 5 |
Pinus
resinosa Air., Red Pine |
E.B.Ehrle,
R. Zelinski and P.W. Thompson |
33, #2 |
| 6 |
Maginolia
acuminata (L.) L., Cucumber Magnolia |
E.B.Ehrle
and P.W. Thompson |
33. #3 |
| 7 |
Quercus
alba L., White Oak |
S.E.
Fitzstephens, E.B.Ehrle and P.W. Thompson |
33, #3 |
| 8 |
Quercus
rubra L., Red Oak |
S.E.
Fitzstephens, E.B.Ehrle and P.W. Thompson |
34, #2 |
| 9 |
Ginkgo
biloba L., Maidenhair tree |
M.E.
Spletzer and E.B. Ehrle |
34, #3 |
| 10 |
Tilia
americana L., Basswood |
C.A. Wade,
E.B. Ehrle, P.W. Thompson |
34, #4 |
| 11 |
Fraxinus
pennsylvanica L., Green Ash |
D.A.
Steen, S.H. Heaney, E.B. Ehrle, P.W. Thompson |
34, #4 |
| 12 |
Morus
rubra L., Red Mullberry |
D.A.
Steen, S.H. Heaney, E.B. Ehrle, P.W. Thompson |
34, #4 |
| 13 |
Quercus
macrocarpa Michx., Bur Oak |
|
35, #1 |
| 14 |
Gleditsia
tricanthos L., Honeylocust |
J.
Fordyce, E.B.Ehrle and P.W. Thompson |
35, #2 |
| 15 |
Populs
deltoides Marsh., Cottonwood |
J.
Fordyce, E.B.Ehrle and P.W. Thompson |
35, #2 |
| 16 |
Salix
nigra Marshall, Black Willow |
E.B. Ehrle |
35, # 3
& 4 |
| 17 |
Pinus
nigra Arnold var. austriaca (Huess)
Aschers, Austrian Black Pine |
E.B. Ehrle |
35, # 3
& 4 |
| 18 |
Fraxinus
americana L., White Ash |
E.B. Ehrle |
36, #4 |
| 19 |
Acer
platanoides L., Norway Maple |
E.B. Ehrle |
36, #4 |
| 20 |
Ostrya
virginiana (Miller) K. Koch, Hop-hornbeam or
Ironwood |
E.B. Ehrle |
37, #1 |
| 21 |
Castanea dentata
(Marsh.) Borkh., American Chestnut |
E.B. Ehrle |
37, #2 |
| 22 |
Fagus grandifolia
Ehrh., American Beech |
E.B. Ehrle |
37, #2 |
| 23 |
Acer saccharum
Marshall, Sugar Maple |
E.B. Ehrle |
37, #4 |
| 24 |
Taxodium
distichum (L.) Richard, Bald Cypress |
D. Dehn and E. B.
Ehrle |
38, #3 |
| 25 |
Sequoiadendron
giganteum (Lindl.) Buchholz, Giant Sequoia |
B. B. Harnish and
E. B. Ehrle |
38, #3 |
| 26 |
Acer pseudo-platanus,
Sycamore Maple |
B. B. Harnish and
E. B. Ehrle |
39, #3 |
| 27 |
Prunus
pensylvanica L.f., Pin Cherry |
K.M. Hiser and E.
B. Ehrle |
41. #1 |
| 28 |
Salix koidzume
f. tortuosa Rehder, Corkscrew Willow |
K.M. Hiser and E.
B. Ehrle |
41. #1 |
| 29 |
Betula
papyrifera Marshall var.cordifolia (Regel)
Fern., Mountain Paper Birch |
K.M. Hiser and E.
B. Ehrle |
41, #3 |
| 30 |
Betula pendula
Roth, European White Birch |
K.M. Hiser and E.
B. Ehrle |
41, #3 |
| 31 |
Acer
saccharinum L., Silver Maple |
C.A. Wade, D.G.
Mitchell and E.B. Ehrle |
41, #3 |
| 32 |
Platanus
occidentalis L., Sycamore |
D.W. Woodland and
L.E. Steil |
41, #3 |
| 33 |
Picea abies
(L.) Karsten, Norway Spruce |
E.B. Ehrle |
42, #1 |
| 34 |
Quercus
shumardii Buckl., Southern Red Oak |
S. Campbell and
E.B. Ehrle |
42, #3 |
| 35 |
Fraxinus
profunda Bush ex Britton, Pumpkin Ash |
S. Campbell and
E.B. Ehrle |
43, #1 |
| 36 |
Syringa
vulgaris L., Common Lilac |
S.R. Abella, J.F.
Yaeger and L.G. Brewer |
43, #2 |
| 37 |
Diospyros
virginiana L., Persimmon |
E.B. Ehrle |
43, #2 |
| 38 |
Catalpa
bignonioides Walter, Southern Catalpa |
E.B. Ehrle |
43, #2 |