BioInfo (UK)

Persicaria Mill. (knotweeds)

BioImages BioImages (www.bioimages.org.uk) has 84 images of Persicaria (knotweeds)

NBN NBN (data.nbn.org.uk) has the UK distribution map of Persicaria (knotweeds)

Subtaxa (ie subgroups of this Genus)

Taxon Rank #refs #webs

Suggested Literature

Identification Works

Lansdown R.V. & Pankhurst T.J. Field Guide to the Identification of Difficult Aquatic Plants of the New Forest

Persicaria may also be covered by literature listed under:

BIOTA
(living things)
Eukaryota
(eukaryotes)
PLANTAE
(plants)
TRACHEOPHYTA
(vascular plants)
MAGNOLIOPSIDA
(flowering plants)
POLYGONACEAE
(docks and knotgrasses)

Feeding and other inter-species relationships

Associated with Persicaria:

leaf (underside) (rolled) rolled leaf (underside) is grazed by larva Pachynematus (Polynematus) albipennis - a sawfly (Hymenoptera: Tenthredinidae) Restricted Benson, R.B., 1958
stem (dead, lying in water) dead, lying in water stem is decayed by stalked apothecium Hymenoscyphus scutula - a discomycete (Helotiales: Helotiaceae) Ellis, M.B. & J.P., 1997

Persicaria may be associated with more taxa listed at higher taxonomic level

PLANTAE
(plants)
TRACHEOPHYTA
(vascular plants)
MAGNOLIOPSIDA
(flowering plants)
EU-DICOTS
(dicotyledonous flowering plants)
POLYGONACEAE
(docks and knotgrasses)
Herbaceous Plants (via Polygonaceae)

References

Benson, R.B., 1958 Hymenoptera: 2. Symphyta. Section (c)
Ellis, M.B. & J.P., 1997 Microfungi on Land Plants: An Identification Handbook
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