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Topic: Wolffia


In the News (Wed 30 Dec 09)

  
  Wolffia - Wikipedia, the free encyclopedia
Species of the genus Wolffia are the smallest flowering plants.
Wolffia species are free-floating thalii, green or yellow-green, and without roots.
Wolffia often forms floating mats with related species, e.g.
en.wikipedia.org /wiki/Wolffia   (128 words)

  
 WEIRD DUCKWEEDS
Wolffia has the fewest shared characters with the presumed ancestral Spirodela and is placed farthest away in an evolutionary tree (cladogram).
Wolffia plants also have a sexual phase and produce flowers, although they are rarely observed in bloom.
In the southeastern United States there are records of wolffia plant bodies being carried by a tornado, and they have even been reported in the water of melted hailstones.
waynesword.palomar.edu /plaug96.htm   (2271 words)

  
 THE Smallest Flowering Plants - The Genus Wolffia
It is Wolffia, commonly known as Watermeal, one of the Duckweeds, in the family Lemnaceae.
Each tiny Wolffia plant is a rootless oval body, producing a pistil (stigma) and a single stamen from a floral cavity in the side of the body.
Wolffia seems not to be considered invasive and might actually have economic value.
www.victoria-adventure.org /aquatic_plants/wolffia/page1.html   (284 words)

  
 Floating Plants: Wolffia   (Site not responding. Last check: 2007-10-31)
An Australian variety of wolffia is related closely to the common North American variety, and is the smallest seed-producing plant in the world.
Wolffia is also called watermeal because it is granular like the meal fed to farm animals.
The water fern floats on the water's surface along with lesser duckweeds and wolffia.
www.nibbleuniversity.com /websites/alienexplorer/ecology/p73.html   (351 words)

  
 Native Plant Information Network
NPIN: View account for Wolffia in the Native Plants Database.
Wolffia in the Integrated Taxonomic Information System (ITIS).
USDA Plants: View account for Wolffia in the USDA PLANTS database.
www.wildflower2.org /NPIN/Plants/TMT/TMT_Detail.asp?Scientific_Name=Wolffia   (75 words)

  
 Wolffia columbiana -- Center for Aquatic and Invasive Plants   (Site not responding. Last check: 2007-10-31)
Wolffia columbiana -- Center for Aquatic and Invasive Plants
If Wolffia is present it gives the feeling of granularness or mealiness."
See how Wolffia species compare with the other duckweeds on the
aquat1.ifas.ufl.edu /wolcol.html   (122 words)

  
 Amazon.com: Wolffia   (Site not responding. Last check: 2007-10-31)
Ligulate Wolffias of the United States by Charles Henry Thompson (Unknown Binding - Jan 1, 1896)
The comparative effects of CS and various pollutants on fresh water phytoplankton colonies of Wolffia papulifera Thompson (Edgewood Arsenal technical report) by Elmer George Worthley (Unknown Binding - 1971)
Wolffia columbiana in Concord, Massachusetts by Richard Jefferson Eaton (Unknown Binding - Jan 1, 1939)
www.amazon.com /s?ie=UTF8&search-alias=aps&keywords=Wolffia&page=1   (77 words)

  
 Search for products to control Wolffia Spp. based upon pesticides registered in various states to control Wolffia Spp.   (Site not responding. Last check: 2007-10-31)
Pesticides, such as products to control Wolffia Spp., are regulated by State Departments of Agriculture.
http://www.kellysolutions.com allows you to search for products to control Wolffia Spp., using data supplied by the various states that register the pesticides to control Wolffia Spp..
To find all products ever registered at EPA to control Wolffia Spp.: www.kellysolutions.com/epadata (login as username: 'Guest' and password: 'Guest' - your results will be limited to 5 items).
www.kellysolutions.com /searchpests/Wolffia_Spp..htm   (408 words)

  
 wolffia   (Site not responding. Last check: 2007-10-31)
Adventive distribution: Wolffia globosa (Roxburgh) Hartog and Plas is introduced into North America.
Weed status: Often a minor weed in eutrophic waters and rice fields.
Additional comments: Wolffia lobosa is the worlds smallest flowering plant (size: 0.5 mm x 0.3 mm).
www.lucidcentral.com /keys/appw/nonkey/html/wolffia.html   (154 words)

  
 Definition of wolffia - Merriam-Webster Online Dictionary   (Site not responding. Last check: 2007-10-31)
Click here to search for another word in the Merriam-Webster Online Dictionary.
For More Information on "wolffia " go to Britannica.com
Get the Top 10 Search Results for "wolffia "
www.bonus.com /contour/merriam_webster/http@@/www.m-w.com/dictionary/wolffia   (56 words)

  
 NatureServe Explorer Species Index: Genus Wolffia
AB, BC, MB, NB, ON, QC, SK Wolffia globosa
The species is present in the nation or subnation due to direct or indirect human intervention.
All other data last updated: June 9, 2006
www.natureserve.org /explorer/speciesIndex/Genus_Wolffia_110156_1.htm   (835 words)

  
 Wolffia
[ Woikoia ] [ Wolffia ] [ Wolffiella ]
Vernacular names of plants within the Genus Wolffia
For a description of the methodology followed in establishing this hierarchy see the note Nomenclature used in The Compleat Botanica.
www.crescentbloom.com /plants/Genus/W/O/Wolffia.htm   (67 words)

  
 Wolffia - English-French Dictionary - WordReference.com
We found no French translation for 'Wolffia' in our English to French Dictionary.
Look for a definition in our English Dictionary.
Forum discussions with the word(s) 'Wolffia' in the title:
www.wordreference.com /enfr/Wolffia   (57 words)

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