Synthesis

Species description (Flora Helvetica 2018)

Stängel oft dunkelrot gefleckt. Blätter am Grund gerundet oder gestutzt, 7-20 cm lang, lederig, dadurch langsam welkend, unterseits kahl oder auf den Nerven warzig-papillös, Hauptnerv unterseits kantig. Blütenstände mit +/- aufrechten Ästen.

Flowering period (Flora Helvetica 2018)

7-9

Habitat and distribution inside Switzerland (Flora Helvetica 2018)

Hecken, Schuttplätze, Ufer / kollin-montan / Kultiviert und oft verwildert. CH

Ecological indicator (Landolt & al. 2010)

3+w+34-342.g.2n=44
.

Distribution map

Simple

Before threshold year
After threshold year
Before and after threshold year

Advanced

Colors
Validated observations
Observations waiting for validation
Occurrences from Atlas Welten & Sutter (1982) and supplements (1984, 1994) without confirmation in the Info Flora database since
Symbols
Before threshold year
After threshold year
Native
Reintroduced
Not native / introduced / subspontaneous / escaped
Doubtful

Number of observations

Below the threshold number of observations
Above or equal the threshold number of observations

Nomenclature

Vernacular name

Deutscher Name:
Japanischer Staudenknöterich
Nom français:
Renouée du Japon
Nome italiano:
Poligono del Giappone

Match with other reference books

Relation Nom Book No
=Reynoutria japonica Houtt.Checklist 2017343200
=Reynoutria japonica Houtt.Flora Helvetica 2001464
=Reynoutria japonica Houtt.Flora Helvetica 20121269
=Reynoutria japonica Houtt.Flora Helvetica 20181269
=Reynoutria japonica Houtt.Index synonymique 1996343200
=Reynoutria japonica Houtt.SISF/ISFS 2343200
=Reynoutria japonica Houtt.Welten & Sutter 1982179

= The taxon corresponds to the accepted taxon (Checklist 2017)
< The taxon is included in the accepted taxon (Checklist 2017)
> The taxon includes (among others) also the accepted taxon (Checklist 2017)

Status

Néophyte

Species from the "Black List" Neophyte- fact sheet

Ecology

Life form

Habitats

flora.fl.habitats_delarze

NO INFORMATION

Ecological indicator values by Landolt & al. (2010)

flora.fl.val_ecologique_sol flora.fl.val_ecologique_salinite flora.fl.val_ecologique_climat
flora.fl.val_ecologique_H -- flora.fl.val_ecologique_L -- flora.fl.val_ecologique_S --
flora.fl.val_ecologique_R -- flora.fl.val_ecologique_T --
flora.fl.val_ecologique_N -- flora.fl.val_ecologique_C --
  • flora.fl.val_ecologique_legende
    flora.fl.val_ecologique_H
    1flora.fl.val_ecologique_H_1
    1+flora.fl.val_ecologique_H_1plus
    2flora.fl.val_ecologique_H_2
    2+flora.fl.val_ecologique_H_2plus
    3flora.fl.val_ecologique_H_3
    3+flora.fl.val_ecologique_H_3plus
    4flora.fl.val_ecologique_H_4
    4+flora.fl.val_ecologique_H_4plus
    5flora.fl.val_ecologique_H_5
    ^flora.fl.val_ecologique_H_f
    Uflora.fl.val_ecologique_H_u
    Vflora.fl.val_ecologique_H_v
    wflora.fl.val_ecologique_W_2
    w+flora.fl.val_ecologique_W_3
    flora.fl.val_ecologique_R
    1flora.fl.val_ecologique_R_1
    2flora.fl.val_ecologique_R_2
    3flora.fl.val_ecologique_R_3
    4flora.fl.val_ecologique_R_4
    5flora.fl.val_ecologique_R_5
    flora.fl.val_ecologique_N
    1flora.fl.val_ecologique_N_1
    2flora.fl.val_ecologique_N_2
    3flora.fl.val_ecologique_N_3
    4flora.fl.val_ecologique_N_4
    5flora.fl.val_ecologique_N_5
    flora.fl.val_ecologique_salinite
    1flora.fl.val_ecologique_salinite_s
    3flora.fl.val_ecologique_salinite_ss
    flora.fl.val_ecologique_L
    1flora.fl.val_ecologique_L_1
    2flora.fl.val_ecologique_L_2
    3flora.fl.val_ecologique_L_3
    4flora.fl.val_ecologique_L_4
    5flora.fl.val_ecologique_L_5
    flora.fl.val_ecologique_T
    1flora.fl.val_ecologique_T_1
    1+flora.fl.val_ecologique_T_1plus
    2flora.fl.val_ecologique_T_2
    2+flora.fl.val_ecologique_T_2plus
    3flora.fl.val_ecologique_T_3
    3+flora.fl.val_ecologique_T_3plus
    4flora.fl.val_ecologique_T_4
    4+flora.fl.val_ecologique_T_4plus
    5flora.fl.val_ecologique_T_5
    flora.fl.val_ecologique_C
    1flora.fl.val_ecologique_C_1
    2flora.fl.val_ecologique_C_2
    3flora.fl.val_ecologique_C_3
    4flora.fl.val_ecologique_C_4
    5flora.fl.val_ecologique_C_5