New York Natural Heritage Program
Four-flowered Loosestrife
Lysimachia quadriflora Sims
Dicots
Links

References
Fernald, M.L. 1950. Gray's manual of botany. 8th edition. D. Van Nostrand, New York. 1632 pp.
Flora of North America Editorial Committee. 2010. Flora of North America North of Mexico. Vol. 08. Magnoliophyta: Paeoniaceae to Ericaceae. Oxford Univ. Press, New York. xxiv + 585 pp.
Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. The New York Botanical Garden, Bronx, New York. 910 pp.
Haines, A. 2011. Flora Novae Angliae: A manual for the identification of native and naturalized higher vascular plants of New England. New England Wildflower Society, Yale University Press. New Haven and London.
Holmgren, Noel. 1998. The Illustrated Companion to Gleason and Cronquist's Manual. Illustrations of the Vascular Plants of Northeastern United States and Adjacent Canada. The New York Botanical Garden, Bronx, New York.
Keys, Jr.,J.; Carpenter, C.; Hooks, S.; Koenig, F.; McNab, W.H.; Russell, W.;Smith, M.L. 1995. Ecological units of the eastern United States - first approximation (cd-rom), Atlanta, GA: U.S. Department of Agriculture, Forest Service. GIS coverage in ARCINFO format, selected imagery, and map unit tables.
Mitchell, Richard S. and Gordon C. Tucker. 1997. Revised Checklist of New York State Plants. Contributions to a Flora of New York State. Checklist IV. Bulletin No. 490. New York State Museum. Albany, NY. 400 pp.
NatureServe. 2005. NatureServe Central Databases. Arlington, Virginia. USA
Voss, E.G. 1996. Michigan Flora. Part III. Dicots (Pyrolaceae-Compositae). Cranbrook Institute of Science Bulletin 61 and Univ. Michigan Herbarium. Ann Arbor, Michigan. 622 pp.
Weldy, T. and D. Werier. 2010. New York flora atlas. [S.M. Landry, K.N. Campbell, and L.D. Mabe (original application development), Florida Center for Community Design and Research http://www.fccdr.usf.edu/. University of South Florida http://www.usf.edu/]. New York Flora Association http://wwws.nyflora.org/, Albany, New York

Acknowledgements

Funding from the NYSDEC Hudson River Estuary Program made the initial development of these guides possible.

Additional support has been provided by

Website architect: Andrew Blick.
Modifications and updates: David Marston and Matthew Buff.

Global data are provided by NatureServe and its Natural Heritage member programs, a leading source of information about rare and endangered species, and threatened ecosystems.

New York Natural Heritage Program
625 Broadway, 5th Floor, Albany, NY 12233-4757
Phone: (518) 402-8935 Fax: (518) 402-8925

Please send comments and suggestions to: acris [at] nynhp [dot] org

To continue building a comprehensive, up-to-date database of information on the locations of rare species in New York State, we invite your contributions. If you have information on a rare species, please fill out our Online Rare Species Reporting Form. If you have information on ecological communities, please fill out a Natural Heritage Reporting Form (two-page MS Word document).

This guide was authored by: Stephen M. Young, Elizabeth Spencer, Richard M. Ring.
Information for this guide was last updated on: 24-Aug-2017