ML070720623
| ML070720623 | |
| Person / Time | |
|---|---|
| Site: | Susquehanna  |
| Issue date: | 03/07/2007 |
| From: | US Dept of Interior, Geological Survey (USGS) |
| To: | Office of Nuclear Reactor Regulation |
| ALICIA MULLINS 301-415-1224 | |
| References | |
| Download: ML070720623 (4) | |
Text
NPWRC :: Midwestern Wetland Flora USGS Home Contact USGS Search USGS Northern Prairie Wildlife Research Center Winged Lythrum (Lythrum alatum) http://www.npwrc.usgs.gov/resource/plants/floramw/species/lythalat.htm (1 of 4)3/7/2007 11:28:42 AM
NPWRC :: Midwestern Wetland Flora G Family: Loosestrife (Lythraceae)
G Flowering: June-September.
G Field Marks: Purple flowers with usually 6 free petals, a 4-angled stem, and leaves alternate, opposite, or even whorled distinguish this species from all others.
G Habitat: Margins of streams, wet meadows, ponds and ditches, wet prairies, marshes, damp areas in rocky glades.
G Habit: Herbaceous perennials from tufted roots.
G Stems: 1-several, erect, stiffly branching, smooth, 4-angled, up to 3 1/2 feet tall.
G Leaves: Upper usually alternate, lower usually opposite or even whorled, simple, linear to broadly lanceolate, pointed at the tip, more or less rounded at the base, the largest up to 2 inches long, without teeth, smooth.
G Flowers: Solitary in the axils of the upper leaves, purple, with very short stalks.
G Sepals: Usually 6, green, united below to form a tube as long as or longer than the petals.
G Petals: Usually 6, purple, free from each other, up to 1/4 inch long.
G Stamens: Usually 6, sometimes protruding above the petals, sometimes not.
G Pistils: Ovary superior.
G Fruits: Capsules somewhat longer than broad, with numerous minute seeds.
http://www.npwrc.usgs.gov/resource/plants/floramw/species/lythalat.htm (2 of 4)3/7/2007 11:28:42 AM
NPWRC :: Midwestern Wetland Flora G Notes: The seeds may be eaten by waterfowl.
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NPWRC Home l Site Map l About Us l Staff l Search l Contact l Web Help l Copyright Accessibility FOIA Privacy Policies and Notices U.S. Department of the Interior l U.S. Geological Survey URL: http://www.npwrc.usgs.gov/resource/plants/floramw/species/lythalat.
htm Page Contact Information: npwrc@usgs.gov Page Last Modified: August 3, 2006 http://www.npwrc.usgs.gov/resource/plants/floramw/species/lythalat.htm (3 of 4)3/7/2007 11:28:42 AM
NPWRC :: Midwestern Wetland Flora http://www.npwrc.usgs.gov/resource/plants/floramw/species/lythalat.htm (4 of 4)3/7/2007 11:28:42 AM