Taxon  Report   6766 
Polygonum polygaloides  Meissner  ssp. confertiflorum  (Piper) J. Hickman
dense knotweed,  fruitleaf knotweed
Polygonum polygaloides ssp. confertiflorum, a dicot, is an annual herb that is native to California and is also found outside of California, but is confined to western North America.

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 Plant Characteristics
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Bloom Period
Polygonum polygaloides ssp. confertiflorum
© 2008 Keir Morse
Polygonum polygaloides ssp. confertiflorum
© 2008 Keir Morse
Northern Juniper Woodland, wetland-riparian
Wetlands:Occurs almost always under natural conditions in wetlands [U.S. Fish & Wildlife Service.]
Genus: Polygonum
Parent Record Polygonum polygaloides.
Add an Observation of  Polygonum polygaloides ssp. confertiflorum
Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Polygonum confertiflorum
PLANTS: Polygonum imbricatum
PLANTS: Polygonum kelloggii var. confertiflorum
PLANTS: Polygonum watsonii
 Information about  Polygonum polygaloides ssp. confertiflorum  from other sources:

Nursery availability and horticultural info on CNPLX

Photos on CalPhotos / Google Images

website references on Google

Jepson eFlora (TJM2)

Records from the Consortium of California Herbaria

Original Publication citation. on the International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

Suggested Citation
Calflora: Information on California plants for education, research and conservation,
with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria.
[web application]. 2015. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Mar 31, 2015).

The information on this page comes from diverse sources. None of the links are sponsored.

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