Topographic alterations, forest structure, and invasion by English ivy (Hedera helix L.) in the Rock Creek floodplain, Washington, D.C.

Natural Areas Journal

Volumn 18, Issue 2, 1998, Pages 164-168

  Thomas Jr , L K ^a  

^a NATIONAL PARK SERVICE   (United States)

Author keywords

English ivy; Exotic species; Floodplain; Forest structure; Human disturbance

Indexed keywords

BIOLOGICAL INVASION; FLOODPLAIN FOREST; INTRODUCED SPECIES; TOPOGRAPHIC EFFECT;

UNITED STATES;

HEDERA HELIX;

EID: 0032056145     PISSN: 08858608     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (20)

1. Anderson, R.R., D.M. McFaden, and R.J. Kramer. 1977. Rock Creek Park and Rock Creek and Potomac Parkway: vegetation community structure. Report to National Park Service. Department of Biology, The American University, Washington, D.C. 63 p.
2. Croxton, F.E. 1953. Elementary Statistics with Applications in Medicine and the Biological Sciences. Dover Publications, New York. 376 p.
3. Day, R.W. and G.P. Quinn. 1989. Comparison of treatments after an analysis of variance in ecology. Ecological Monographs 59:433-463.
4. Freese, F. 1967. Elementary Statistical Methods for Foresters. Agriculture Handbook No. 317, U.S. Department of Agriculture, Forest Service, Washington, D.C. 87 p.
5. Hester, F.E. 1991. The U.S. National Park Service experience with exotic species. Natural Areas Journal 11:127-128.
6. Hitchcock, A.S. and P.C. Standley. 1919. Flora of the District of Columbia and Vicinity. Contributions from the United States National Herbarium, Vol. 21. 329 p.
7. Kassas, M. 1952. Studies in the ecology of Chippenham fen. III. The forty acre wood. Journal of Ecology 40(1):50-61.
8. National Audubon Society. 1994. Exotic Pests: A Growing Threat to the Environment. Weadon Printing, Alexandria, Va. 22 p.
9. Osterkamp, W.R. and C.R. Hupp. 1984. Geomorphic and vegetative characteristics along three northern Virginia streams. Geological Society of America Bulletin 95:1093-1101.
10. Phillips, E.A. 1959. Methods of Vegetation Study. Holt, Rinehart and Winston, New York. 107 p.
11. Robinson, G.R., J.F. Quinn, and M.L. Stanton. 1995. Invasibility of experimental habitat islands in a California winter annual grassland. Ecology 76:786-794.
12. Siegel, S. 1956. Nonparametric Statistics for the Behavioral Sciences. McGraw-Hill Book Company, New York. 312 p.
13. Thomas, L.K. Jr. 1980. The Impact of Three Exotic Plant Species on a Potomac Island. U.S. National Park Service Scientific Monograph Series. No. 13, U.S. Department of the Interior, National Park Service, Washington, D.C. 179 p.
14. -. 1988. Some principles of exotic species ecology and management and their interrelationships. Pp. 96-110 in L.K. Thomas Jr., ed., Management of Exotic Species in Natural Communities. Proceedings of the Conference on Science in the National Parks, Vol 5. U.S. Department of Interior, National Park Service, and The George Wright Society, Hancock, Mich. 129 p.
15. Tourney, J.W. 1929. The vegetation of the forest floor: light versus soil moisture. Proceedings of the International Congress of Plant Sciences (1926) 1:575-590.
16. Tourney, J.W. and R. Kienholz. 1931. Trenched Plots under Forest Canopies. Yale University School of Forestry Bulletin No. 30. 31 p.
17. U.S. Office of Technology Assessment. 1993. Harmful Non-Indigenous Species in the United States. OTA-F-565, U.S. Congress, Office of Technology Assessment, Washington, D.C. 391 p.
18. Whigham, D. 1984. The influence of vines on the growth of Liquidambar styraciflua L. (sweetgum). Canadian Journal of Forest Research 14:37-39.
19. White, D.J., E. Haber, and C. Keddy. 1993. Invasive Plants of Natural Habitats in Canada. Canadian Wildlife Service, Ottawa, Ontario. 121 p.
20. Zar, J.H. 1996. Biostatistical Analysis. 3rd Ed. Prentice Hall, Upper Saddle River, N.J. 662 p.