Plant Search Results
33 matching records.
Searching for: genus: Polygonum
Click on the Scientific Name to see a Taxon Report.
Polygonum argyrocoleon

non-native
Annual herb
Persian knotweed,
Silver sheath knotweed
Polygonum argyrocoleon
© 2011 Steve Matson
Polygonum argyrocoleon
© 2011 Steve Matson
Polygonum argyrocoleon
© 2011 Steve Matson
Polygonum austiniae formerly Polygonum douglasii ssp. austiniae

native
Annual herb
Rebecca austin's knotweed
no photo
Polygonum aviculare

non-native
Annual, Perennial herb
Prostrate knotweed
Polygonum aviculare
© 2008 Keir Morse
Polygonum aviculare
© 2012 Aaron Arthur
Polygonum aviculare
© 2015 Phil Pullen
Polygonum aviculare ssp. aviculare

non-native
Annual, Perennial herb
Prostrate knotweed
Polygonum aviculare ssp. aviculare
© 2006 Adonis (Don) Tate
Polygonum aviculare ssp. aviculare
© 2006 Adonis (Don) Tate
Polygonum aviculare ssp. aviculare
© 2006 Adonis (Don) Tate
Polygonum aviculare ssp. buxiforme

non-native
Annual, Perennial herb
Prostrate knotweed
no photo
Polygonum aviculare ssp. depressum formerly Polygonum arenastrum

non-native
Annual, Perennial herb
Prostrate knotweed
Polygonum aviculare ssp. depressum
© 2009 Barry Breckling
Polygonum aviculare ssp. depressum
© 2011 Jorg & Mimi Fleige
Polygonum aviculare ssp. depressum
© 2008 Neal Kramer
Polygonum aviculare ssp. neglectum

non-native
Annual, Perennial herb
Prostrate knotweed
no photo
Polygonum aviculare ssp. rurivagum

non-native
Annual, Perennial herb
Prostrate knotweed
Polygonum aviculare ssp. rurivagum
© 2008 Doreen L. Smith
Polygonum bidwelliae

native
Annual herb
Bidwell's knotweed
Polygonum bidwelliae
© 2010 George W. Hartwell
Polygonum bidwelliae
© 2010 George W. Hartwell
Polygonum bolanderi

native
Perennial herb
Bolander's knotweed,
Bolander's polygonum
Polygonum bolanderi
© 2008 John Dittes
Polygonum bolanderi
© 2008 John Dittes
Polygonum bolanderi
© 2008 John Dittes
Polygonum californicum

native
Annual herb
California knotweed
Polygonum californicum
© 2015 John Doyen
Polygonum californicum
© 2004 Steve Matson
Polygonum californicum
© 2015 John Doyen
Polygonum douglasii

native
Annual herb
Douglas' knotweed
Polygonum douglasii
© 2009 Barry Breckling
Polygonum douglasii
© 2003 Michael Charters
Polygonum douglasii
© 2012 Jean Pawek
Polygonum fowleri

native
Annual herb
Fowler's knotweed
Polygonum fowleri
© 2015 Ryan Batten
Polygonum fowleri
© © 2015 Ryan Batten
Polygonum fowleri
© 2015 Ryan Batten
Polygonum fowleri ssp. fowleri

native
Annual herb
Fowler knotweed
no photo
Polygonum hickmanii

native
Annual herb
Hickman's knotweed
Polygonum hickmanii
© 2006 California Department of Fish and Game
Polygonum hickmanii
© 2006 California Department of Fish and Game
Polygonum majus formerly Polygonum douglasii ssp. majus

native
Annual herb
Large douglas' knotweed
Polygonum majus
© 2008 Keir Morse
Polygonum majus
© 2008 Keir Morse
Polygonum marinense

native
Annual herb
Marin knotweed
Polygonum marinense
© 2013 Robert Sikora
Polygonum marinense
© 2001 Doreen L. Smith
Polygonum marinense
© 2014 John Doyen
Polygonum minimum

native
Annual herb
Broadleaf knotweed,
Leafy dwarf knotweed
Polygonum minimum
© 2009 Neal Kramer
Polygonum minimum
© 2008 Steve Matson
Polygonum minimum
© 2011 Steve Matson
Polygonum multiflorum

non-native
Vine
Tuber fleeceflower
Polygonum multiflorum
© 2001 CDFA
Polygonum multiflorum
© 2001 CDFA
Polygonum paronychia

native
Perennial herb
Beach knotweed,
Dune knotweed
Polygonum paronychia
© 2007 Steve Matson
Polygonum paronychia
© 2012 Robert Steers/NPS
Polygonum paronychia
© 2009 Thomas Stoughton
Polygonum parryi

native
Annual herb
Parry's knotweed
Polygonum parryi
© 1998 Dean Wm. Taylor
Polygonum polygaloides

native
Annual herb
Milkwort knotweed
Polygonum polygaloides
© 2009 Keir Morse
Polygonum polygaloides
© 2008 Keir Morse
Polygonum polygaloides
© 2006 Debra Valov
Polygonum polygaloides ssp. confertiflorum

native
Annual herb
Dense knotweed,
Fruitleaf knotweed
Polygonum polygaloides ssp. confertiflorum
© 2008 Keir Morse
Polygonum polygaloides ssp. confertiflorum
© 2008 Keir Morse
Polygonum polygaloides ssp. confertiflorum
© 2011 Barry Breckling
Polygonum polygaloides ssp. esotericum

native
Annual herb
Modoc county knotweed,
Whitemargin knotweed
Polygonum polygaloides ssp. esotericum
© 2013 Jake Ruygt
Polygonum polygaloides ssp. esotericum
© 2000 Robert E. Preston, Ph.D.
Polygonum polygaloides ssp. esotericum
© 2013 Jake Ruygt
Polygonum polygaloides ssp. kelloggii

native
Annual herb
Kellogg's knotweed
Polygonum polygaloides ssp. kelloggii
© 2010 Steve Matson
Polygonum polygaloides ssp. kelloggii
© 2009 Keir Morse
Polygonum polygaloides ssp. kelloggii
© 2009 Keir Morse
Polygonum ramosissimum

non-native
Annual herb
Bushy knotweed,
Yellow knotweed
Polygonum ramosissimum
© 2015 Daniel Boone
Polygonum ramosissimum
© 2015 Daniel Boone
Polygonum ramosissimum
© 2015 Daniel Boone
Polygonum ramosissimum ssp. prolificum formerly Polygonum prolificum

non-native
Annual herb
Bushy knotweed
no photo
Polygonum ramosissimum ssp. ramosissimum

native
Annual herb
Yellow knotweed
no photo
Polygonum sawatchense

native
Annual herb
Knotweed
Polygonum sawatchense
© 2009 Barry Breckling
Polygonum sawatchense
© 2012 Dean Wm. Taylor. Ph. D.
Polygonum sawatchense
© 2009 Barry Breckling
Polygonum sawatchense ssp. oblivium

native
Annual, Perennial herb
Knotweed
Polygonum sawatchense ssp. oblivium
© 2012 Dean Wm. Taylor. Ph. D.
Polygonum sawatchense ssp. sawatchense

native
Annual, Perennial herb
 
Polygonum sawatchense ssp. sawatchense
© 2009 Barry Breckling
Polygonum sawatchense ssp. sawatchense
© 2009 Barry Breckling
Polygonum shastense

native
Perennial herb
Shasta knotweed
Polygonum shastense
© 2003 Penn Martin II
Polygonum shastense
© 2010 Keir Morse
Polygonum shastense
© 2010 Keir Morse
Polygonum spergulariiforme formerly Polygonum douglasii ssp. spergulariiforme

native
Annual herb
Spurry knotweed
Polygonum spergulariiforme
© 2008 Sierra Pacific Industries
Polygonum spergulariiforme
© 2008 Sierra Pacific Industries
Polygonum spergulariiforme
© 2008 Sierra Pacific Industries
    Suggested Citation
    Calflora: Information on California plants for education, research and conservation. [web application]. 2016. Berkeley, California:
    The Calflora Database [a non-profit organization].
    Available: http://www.calflora.org/   (Accessed: May 02, 2016).

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

News About Calflora Home
Calflora  -  1700 Shattuck Avenue   #198,   Berkeley, CA   94709  -  510 883-3148  -  CONTACT