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polygonum

British  
/ pəˈlɪɡənəm /

noun

  1. any polygonaceous plant of the genus Polygonum, having stems with knotlike joints and spikes of small white, green, or pink flowers See also knotgrass bistort prince's feather

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of polygonum

C18: New Latin, from Greek polugonon knotgrass, from polu- poly- + -gonon, from gonu knee


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

We then came to a box forest, where the soil was loose and earthy, similar to polygonum ground; there were in every direction signs of heavy floods and frequent inundations.

From Successful Exploration Through the Interior of Australia by William John Wills

It is covered with long grass and polygonum; also a few eucalypti scattered over it.

From Explorations in Australia The Journals of John McDouall Stuart by John McDouall Stuart

At 8 a.m. started; crossed well-grassed flooded polygonum flats or plains for an hour, crossing Kiradinte in the Careri Creek; then left the creek on the left and passed over a succession of sand ridges.

From McKinlay's Journal of Exploration in the Interior of Australia by John McKinlay

On turning northward, we next entered upon an open plain covered with good grass mixed with verdant polygonum.

From Journal of an Expedition into the Interior of Tropical Australia by Thomas Mitchell

The nardoo grows in loose soil, subject to inundation, generally on polygonum flats.

From The History of Australian Exploration from 1788 to 1888 by Ernest Favenc

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