Look up: milkweed

1. 
   Milkweed
   (Asclepias) Most of these perennials are from North America, but at least one is from South Africa and one is found in tropical America. Nearly all of these erect plants grow 2 or 3 feet high, but one, A. physocarpa (also known as Gomphocarpus physocarpus and commonly known as the Swan Plant), grows up to 6 feet high with a spread of 2 feet. This plant has lance-shaped, medium green, hairy leaves. During the summer, umbels of creamy or greenish-white flowers are produced; these are followed by i...
   Found on http://www.botany.com/asclepias.html
   
   
2. 
   milkweed
   [n] - any of numerous plants of the genus Asclepias having milky juice and pods that split open releasing seeds with downy tufts 2. [n] - annual Eurasian sow thistle with soft spiny leaves and rayed yellow flower heads
   Found on http://www.webdictionary.co.uk/definitio
   
   
3. 
   Milkweed
   Milk'weed` noun (Botany) Any plant of the genera Asclepias and Acerates , abounding in a milky juice, and having its seed attached to a long silky down; silkweed. The name is also applied to several other plants with a milky juice, as to several kinds of spurge.
   Found on http://www.encyclo.co.uk/webster/M/66
   
   
4. 
   milkweed
   <botany> Any plant of the genera Asclepias and Acerates, abounding in a milky juice, and having its seed attached to a long silky down; silkweed. The name is also applied to several other plants with a milky juice, as to several kinds of spurge. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
5. 
   milkweed
   silkweed noun any of numerous plants of the genus Asclepias having milky juice and pods that split open releasing seeds with downy tufts
   Found on http://wordnet.princeton.edu/perl/webwn?
   
   
6. 
   milkweed
   noun annual Eurasian sow thistle with soft spiny leaves and rayed yellow flower heads
   Found on http://wordnet.princeton.edu/perl/webwn?
   
   
7. 
   Milkweed
   • (n.) Any plant of the genera Asclepias and Acerates, abounding in a milky juice, and having its seed attached to a long silky down; silkweed. The name is also applied to several other plants with a milky juice, as to several kinds of spurge.
   Found on http://thinkexist.com/dictionary/meaning
   
   
8. 
   milkweed
   (from the article `Asclepiadaceae`) the milkweed family of the flowering-plant order Gentianales, including more than 280 genera and about 2,000 species of tropical herbs or shrubby ... The milkweed family, Asclepiadaceae, is characterized by specialized, oblong pollen masses (the pollinia) and by latex in all vegetative parts. Its ......
   Found on http://www.britannica.com/eb/a-z/m/91
   
   
9. 
   milkweed
   any of several species of flowering plants belonging to the family Apocynaceae (formerly in Asclepiadaceae).
   Found on http://www.britannica.com/eb/a-z/m/91
   
   
10. 
    milkweed
    milkweed, common name for members of the Asclepiadaceae, a family of mostly perennial herbs and shrubs characterized by milky sap, a tuft of silky hairs attached to the seed (for wind distribution), and (usually) a climbing habit. Forms of this primarily tropical family are especially abundant in So...
    Found on http://www.infoplease.com/ce6/sci/A08331