[The Buckwheat Family on Mount Adams and Vicinity]
Knotweeds of Mt. Adams and Vicinity

The Genus Polygonum

Kellogg's Knotweed: Polygonum polygaloides ssp. kellogii

American-bistort: Bistorta bistortoides (formerly Polygonum bistortoides) -

Water Smartweed: Polygonum coccineum -

Black Bindweed: Fallopia convolvulus (formerly Polygonum convolvulus)

Yard Buckwheat, Prostrate Knotweed, Doorweed: Polygonum aviculare -

Closeflowered Knotweed: Polygonum polygaloides ssp. confertiflorum (Synonyms: Polygonum confertiflorum, Polygonum imbricatum, Polygonum kelloggii var. confertiflorum, Polygonum watsonii) -

Douglas' Knotweed: Polygonum douglasii -

Willow-weed: Polygonum lapathifolium var. lapathifolium -

Broadleaf Knotweed: Polygonum minimum -

Newberry's Fleeceflower: Aconogonon davisiae var. davisiae (formerly P. newberryi or Polygonum davisiae) -

Alpine Knotweed: Aconogonon phytolaccifolium var. phytolaccifolium (formerly Polygonum phytolaccifolium) -

Kellogg's Knotweed: Polygonum polygaloides ssp. kellogii -

Sawatch Knotweed: Polygonum sawatchense ssp. sawatchense -

Paul Slichter E-mail