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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:

A great number of natives here; the creek northward ceases one quarter mile from this and loses itself on a polygonum plain—no doubt forms again.

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

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

In September the trees were wearing their autumn tints, the willows were mostly a sulphury yellow, and in the pools beneath the red-stalked polygonum and burnished dock-leaf glowed in brilliant contrast.

From The Unveiling of Lhasa by Edmund Candler

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

It consists chiefly of mud flats, covered with polygonum bushes, box timber, and a few salsolaceous plants, of inferior quality.

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

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