| Thorington, Katherine K. |
2000 |
Pollination and Fruiting Success in the Eastern Skunk Cabbage Symplocarpus foetidus (L.) Salisb. ex Nutt. |
http://www.mtholyoke.edu/courses/mmcmenam/journal.html |
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| Armstrong, Patricia |
1999 |
Skunk Cabbage: Methusalehs of the plant world |
http://chicagowildernessmag.org/issues/spring1999/skunkcabbage.html |
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| Grubb, T.C. and C.L. Bronson |
1995 |
Artificial Snags As Nesting Sites for Chickadees |
Condor 97:1067-1070 |
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| Hassinger, J. |
1998 |
Woodcrafting for Wildlife: Homes for Birds and Mammals |
Pennsylvania Wild Resource Conservation Fund and The Pennsylvania Game Commission |
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| Banville, D. |
1994 |
The Vascular Plants of Metropolitan Toronto. Second Edition |
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