Look up: hornwort

1. 
   Hornwort
   (Ceratophyllum) These aquatic perennials are commonly known as Coontails or Hornworts. They are found in ponds and lakes in many parts of the world, including North America. Coontails are often found floating freely or loosely anchored in the mud. The plant consists of long stems, 1 or 2 feet in length, covered in whorls of dark green, feathery, forked leaves that grow up to 11/2 inches in length. Unnoticeable flowers are produced in the axils of the leaves. Coontails can be placed in a pond to ...
   Found on http://www.botany.com/ceratophyllum.html
   
   
2. 
   hornwort
   [n] - any aquatic plant of the genus Ceratophyllum 2. [n] - liverworts with slender hornlike 2-valved capsules
   Found on http://www.webdictionary.co.uk/definitio
   
   
3. 
   Hornwort
   Horn'wort` noun (Botany) An aquatic plant ( Ceratophyllum ), with finely divided leaves.
   Found on http://www.encyclo.co.uk/webster/H/62
   
   
4. 
   hornwort
   <botany> An aquatic plant (Ceratophyllum), with finely divided leaves. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
5. 
   Hornwort
   `Hornworts` are a group of bryophytes, or non-vascular plants, comprising the division `Anthocerotophyta`. The common name refers to the elongated horn-like structure, which is the sporophyte. The flattened, green plant body of a hornwort is the gametophyte plant. Hornworts may be found world-wide, though they tend to grow only in places that are damp or humid. Some species grow in large numbers as tiny weeds in the soil of gardens and cultivate...
   Found on http://en.wikipedia.org/wiki/Hornwort
   
   
6. 
   Hornwort
   • (n.) An aquatic plant (Ceratophyllum), with finely divided leaves.
   Found on http://thinkexist.com/dictionary/meaning
   
   
7. 
   hornwort
   (from the article `Nymphaeales`) The Ceratophyllaceae, consisting of the genus Ceratophyllum, differs from other families in the Nymphaeales in that the plants` ferny leaves are ... ...extrude between the young pollen grains, providing a more efficient way of nourishing them. This type of tapetum has been found in the Lauraceae ... [...
   Found on http://www.britannica.com/eb/a-z/h/70
   
   
8. 
   hornwort
   any member of four to six genera of creeping annual or perennial plants of the class Anthocerotopsida. In some classification systems, hornworts have ... [5 related articles]
   Found on http://www.britannica.com/eb/a-z/h/70