Synthesis

Species description (Flora Helvetica 2018)

20-50 cm hoch. Stängel steif aufrecht, über dem Grund mit 2 fast gegenständigen, breit-eiförmigen, derben Blättern. Blüten in einer langen, allseitswendigen, 20-40blütigen Traube. Perigonblätter grün, oft mit rotem Rand, zusammenneigend, 3-4 mm lang. Lippe gelbgrün, 6-8 mm lang, nach vorn verbreitert, bis etwa zur Mitte eingeschnitten, mit stumpfen, kaum spreizenden Lappen. Kein Sporn.

Flowering period (Flora Helvetica 2018)

5-7

Habitat and distribution inside Switzerland (Flora Helvetica 2018)

Wälder, Wiesen, Weiden / kollin-subalpin(-alpin) / CH

Ecological indicator (Landolt & al. 2010)

3+w+33-333.g.2n=34,35,36(37-40)
.

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:
Grosses Zweiblatt
Nom français:
Grande listère, Listère ovale
Nome italiano:
Listera maggiore

Match with other reference books

Relation Nom Book No
=Listera ovata (L.) R. Br.Checklist 2017242000
=Listera ovata (L.) R. Br.Flora Helvetica 20012949
=Listera ovata (L.) R. Br.Flora Helvetica 20122533
=Listera ovata (L.) R. Br.Flora Helvetica 20182533
=Listera ovata (L.) R. Br.Index synonymique 1996242000
=Listera ovata (L.) R. Br.Landolt 1977747
=Listera ovata (L.) R. Br.Landolt 1991654
=Listera ovata (L.) R. Br.SISF/ISFS 2242000
=Listera ovata (L.) R. Br.Welten & Sutter 19822527

= 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

Native status   -  -

Status on national Red List 2016

flora.fl.statut_iucn:   Least concern

LC: Non menacé

flora.fl.complementary_informations

IUCN criteria: --

  • Legend
    EXExtinct
    RERegionally Extinct
    CR(PE)Critically Endangered, Probably Extinct
    CRCritically Endangered
    ENEndangered
    VUVulnerable
    NTNear Threatened
    LCLeast Concern

IUCN list of endangered species (Walter & Gillett 1997)

No

flora.fl.prio_title

flora.fl.prio_priority K - no national priority
flora.fl.prio_measures --
flora.fl.prio_responsability K - none
flora.fl.prio_monitor --

Protection status

International (Bern Convention) No
AG (17.09.1990)
AI (13.03.1989)
BE (10.11.1993)
BL (18.05.1971)
FR (12.03.1973)
GL (28.04.1997)
GR (08.06.1975)
JU (06.12.1978)
Switzerland --
OW (18.12.1990)
SH (06.03.1979)
SO (20.10.1961)
SZ (29.06.1965)
TI (01.07.1975)
VD (02.03.2005)
ZH (03.12.1964)

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_climat flora.fl.val_ecologique_salinite
flora.fl.val_ecologique_H 3+w+ flora.fl.val_ecologique_L 3 flora.fl.val_ecologique_S --
flora.fl.val_ecologique_R 3 flora.fl.val_ecologique_T 3
flora.fl.val_ecologique_N 3 flora.fl.val_ecologique_C 3
  • 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