| Species
Name |
E
|
RAB |
AW |
SC |
FNA |
JK |
| Alnus
crispa (Ait.) Pursh (Green Alder) |
 
|
X
|
S
|
 
|
 
|
S
|
|  Alnus
alnobetula (Ehrhart) Koch |
 
|
S
|
S
|
 
|
 
|
 
|
|  Alnus
alnobetula (Ehrhart) Koch var. crispa (W. Aiton) H.
J. P. Winkler |
 
|
 
|
 
|
 
|
S
|
 
|
|  Alnus
crispa var. crispa |
 
|
 
|
S
|
 
|
 
|
 
|
|  Alnus
crispa var. elongata Raup |
 
|
 
|
 
|
 
|
S
|
S
|
|  Alnus
crispa var. harricanenesis Lepage |
 
|
 
|
 
|
 
|
S
|
 
|
|  Alnus
crispa var. mollis (Fern.) Fern. |
 
|
 
|
 
|
 
|
S
|
S
|
|  Alnus
crispa var. stragula Fernald |
 
|
 
|
 
|
 
|
S
|
 
|
|  Alnus
× hultenii Murai p.p. |
 
|
 
|
 
|
 
|
 
|
S
|
|  Alnus
mitchelliana M. A. Curtis ex A. Gray |
 
|
 
|
 
|
 
|
S
|
 
|
|  Alnus
mollis Fernald |
 
|
 
|
 
|
 
|
S
|
 
|
|  Alnus
viridis ssp. crispa (Ait.) Turrill |
 
|
 
|
X
|
 
|
X
|
X
|
|  Alnus
viridis var. crispa (Michaux) House |
 
|
 
|
S
|
 
|
S
|
S
|
|  Betula
crispa W. Aiton |
 
|
 
|
 
|
 
|
S
|
 
|
|  Duschekia
viridis (Vill.) Opiz p.p. |
 
|
 
|
 
|
 
|
 
|
S
|
| Alnus
serrulata (Ait.) Willd. (Brookside Alder) |
 
|
X
|
X
|
X
|
X
|
X
|
|  Alnus
noveboracensis Britton |
 
|
 
|
S
|
 
|
S
|
S
|
|  Alnus
rubra Desfontaines ex Spach |
 
|
 
|
 
|
 
|
S
|
 
|
|  Alnus
rugosa (Du Roi) Spreng. |
 
|
S
|
S
|
 
|
 
|
 
|
|  Alnus
rugosa (Du Roi) Spreng. Var. serrulata (W. Aiton) H.
J. P. Winkler |
 
|
 
|
 
|
 
|
S
|
 
|
|  Alnus
serrulata var. subelliptica Fern. |
 
|
 
|
 
|
 
|
 
|
S
|
|  Betula
serrulata W. Aiton |
 
|
 
|
 
|
 
|
S
|
 
|
| Betula
alleghaniensis Brit. (Yellow Birch) |
 
|
 
|
X
|
 
|
X
|
 
|
|  Betula
alleghaniensis var. alleghaniensis |
 
|
 
|
 
|
 
|
 
|
X
|
|  Betula
alleghaniensis var. fallax (Fassett) Brayshaw |
 
|
 
|
 
|
 
|
S
|
S
|
|  Betula
alleghaniensis var. macrolepis (Fern) Brayshaw |
 
|
 
|
S
|
 
|
S
|
 
|
|  Betula
allegheniensis Brit. |
 
|
S
|
 
|
X
|
 
|
 
|
|  Betula
lutea Michx. f. |
 
|
X
|
S
|
 
|
S
|
S
|
|  Betula
lutea var. fallax Fassett |
 
|
 
|
 
|
 
|
 
|
S
|
|  Betula
lutea var. macrolepis Fern. |
 
|
 
|
S
|
 
|
S
|
 
|
| Betula
cordifolia Regel (Mountain Paper Birch) |
 
|
 
|
X
|
 
|
X
|
S
|
|  Betula
alba L. var. cordifolia (Regel) Fern. |
 
|
 
|
 
|
 
|
S
|
S
|
|  Betula
papyrifera Marsh. var. cordifolia (Regel) Fern. |
 
|
X
|
S
|
 
|
S
|
X
|
| Betula
lenta L. (Sweet Birch) |
 
|
X
|
X
|
X
|
X
|
X
|
| Betula
nigra L. (River Birch) |
 
|
X
|
X
|
X
|
X
|
X
|
| Betula
pendula Roth (European Weeping Birch) |
*
|
 
|
X
|
 
|
X
|
 
|
|  Betula
verrucosa Ehrhart |
*
|
 
|
 
|
 
|
S
|
 
|
| Betula
populifolia Marsh. (Gray Birch) |
*
|
X
|
X
|
 
|
X
|
X
|
|  Betula
alba L. ssp. populifolia (Marshall) Regel |
*
|
 
|
 
|
 
|
S
|
 
|
|  Betula
alba L. var. populifolia (Marshall) Spach |
*
|
 
|
 
|
 
|
S
|
 
|
| Betula
pubescens Ehrhart (European White Birch) |
*
|
 
|
 
|
 
|
S
|
 
|
|  Betula
alba L. |
*
|
 
|
S
|
 
|
 
|
 
|
|  Betula
alba L. var. pubescens (Ehrhart) Spach |
*
|
 
|
 
|
 
|
S
|
 
|
|  Betula
pubescens ssp. Pubescens |
*
|
 
|
X
|
 
|
X
|
 
|
| Carpinus
caroliniana Walt. var. caroliniana (American Hornbeam) |
 
|
 
|
X
|
 
|
 
|
 
|
|  Carpinus
americana Michx. |
 
|
 
|
 
|
 
|
S
|
S
|
|  Carpinus
caroliniana Walt. |
 
|
X
|
S
|
X
|
 
|
 
|
|  Carpinus
caroliniana Walt. ssp. caroliniana |
 
|
 
|
S
|
 
|
X
|
X
|
|  Carpinus
caroliniana Walt. ssp. virginiana (Marsh.) Furlow |
 
|
 
|
S
|
 
|
X
|
X
|
|  Carpinus
caroliniana var. virginiana (Marsh.) Fern. |
 
|
 
|
X
|
 
|
 
|
S
|
| Corylus
americana Walt. (American Hazelnut) |
 
|
X
|
X
|
X
|
X
|
X
|
|  Corylus
americana var. altior Farwell |
 
|
 
|
 
|
 
|
S
|
 
|
|  Corylus
americana var. indehiscens P. & S. |
 
|
 
|
S
|
 
|
S
|
S
|
|  Corylus
americana var. missouriensis A. de Candolle |
 
|
 
|
 
|
 
|
S
|
 
|
| Corylus
cornuta Marsh. (Beaked Hazelnut) |
 
|
X
|
S
|
X
|
X
|
 
|
|  Corylus
cornuta ssp. cornuta |
 
|
 
|
S
|
 
|
 
|
 
|
|  Corylus
cornuta var. cornuta |
 
|
 
|
X
|
 
|
 
|
X
|
|  Corylus
rostrata Ait. |
 
|
 
|
 
|
 
|
 
|
S
|
| Ostrya
virginiana (Miller) K. Koch (Hop Hornbeam) |
 
|
X
|
X
|
X
|
X
|
 
|
|  Carpinus
virginiana Miller |
 
|
 
|
 
|
 
|
S
|
 
|
|  Ostrya
virginiana ssp. Lasia (Fernald) E. Murray |
 
|
 
|
 
|
 
|
S
|
 
|
|  Ostrya
virginiana var. glandulosa Sargent |
 
|
 
|
 
|
 
|
S
|
 
|
|  Ostrya
virginiana var. lasia Fern. |
 
|
 
|
S
|
 
|
S
|
S
|
|  Ostrya
virginiana var. virginiana |
 
|
 
|
S
|
 
|
 
|
X
|