Plants

Polygonocarpum curtisii

Polygonocarpum fimbriatum

Polygonocarpum johnsonii

Polygonum acuminatum

Polygonum ajanense

Polygonum amgense

Polygonum angustifolium

European Knotweed

Polygonum arenarium

Common Knotweed

Polygonum arenastrum

Persian knotweed

Polygonum argyrocoleum

Polygonum arussense

Polygonum ascendens

Polygonum aschersonianum

Polygonum austinae

Austin's knotweed

Polygonum austiniae

Doorweed

Polygonum aviculare

Polygonum bargusinense

Narrow-leaf knotweed

Polygonum bellardii

Polygonum biaristatum

Bidwell knotweed

Polygonum bidwelliae

Polygonum bistorta

Polygonum bolanderi

Polygonum borgoicum

Polygonum breviarticulatum

Poa petrosa

Poa pfisteri

Poa phillipsiana

Poa phullica

Poa physoclina

Poa pilata

Poa pilcomayensis

Poa pilgeri

Poa pilifera

Poa pitardiana

blue tussock grass

Poa poiformis

Poa polycolea