Species identified as high, global, regional and/or national priority

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Background information

Eastern USA and Canada (1999)

2. Eastern USA/Canada
SPECIES End use of species Operations / Activities REMARKS
Exploration & collection Evaluation Conservation Germplasm use
1 2 3 4 5 6 7 8 9 10 11 12
Abies balsamea *

*
3
3

3
Breeding progr.
A. fraseri *

* 2 3
3 2
3
Breeding progr.
Acer saccharum * * * *
2
3 2 2
3
Betula alleghaniensis *


3


2
3 3
Carya cordiformis *


3 2
3
2


C. illinoensis


* 3 3
3



Of recent interest to China
C. ovata *



2
3
2


Castanea dentata * * * * 2 1

1 1 1 1 International att. needed to ensure continued efforts in developing resistance
Celtis tenuifolia *
*
2 3

2 3


Fraxinus americana *






3



F. quadrangulata *
*
2 2

2 2


Gymnocladus dioieus *
*

2

2 2


Juglans cinerea *



2
2 2 2

Ex situ cons. required in Canada
J. nigra *

*





2 2
Larix laricina *



3
3

3 2
Liquidambar styraciflua *



2
2

2 2
Liriodendron tulipifera *






3
3 2 Collection and testing in Eastern U.S.
Magnolia acuminata *
*

2

2 2

 
Picea glauca *










Breeding progr.
P. mariana *










Breeding progr.
P. rubens *








3 2
Platenus occidentalis *



2
2

2 2
Pinus banksiana *










Breeding progr.
P. clausa *








3 3
P. rigida *

*
3
3




P. echinata *



2
2

2   Breeding progr. in Eastern U.S.
P. elliottii *










Breeding progr. in Eastern U.S.
P. palustris *










Breeding progr. in Eastern U.S.
P. resinosa *










Breeding progr.
P. serotina *



2
2 3
3 3
P. strobus *










Breeding progr.
P. taeda *










Breeding progr.
P. virginiana *








2 2
Populus balsamifera *



2
2

3 2 High potential for biomass on medium fertility soils
P. deltoides *




2




Breeding progr.
P. tremuloides *



3 2 3



Breeding progr. in U.S.
Prunus serotina *



3
3 3
3
Canadian populations at extremes of range
Ptelea trifoliata *
*
2 2

1 2


Quercus alba *
*

2
2
3
3 Canadian populations at extremes of range
Q. borealis *
*

3
3
3
3
Q. macrocarpa *
*
1 3
3 3



Robinia pseudoacacia *
*

3
3




Taxodium ascendens *


2 3
3 3
3

T. distichum *


2 3
3 3
3

Torreya taxifolia


*



2



Ulmus americana *

* 3 3
3 2 3 3
Resistance breeding progr.

last updated:  Thursday, July 12, 2007