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Petasites hybridus

Taxonomy
The status of the taxon:
checked
Department: Magnoliophyta
Class Magnoliopsida
Subclass: Asteridae
Superorder: Asteranae
Order: Asterales
Family: Compositae
Genus: Petasites
The specific epithet: hybridus
Author: (L.) Gaertn., Mey. and Scherb.
Names, synonyms, alternative name of this plant in different countries
Name Status
pestilence wort English name
Petasites hybridus (L.) Gaertn., Mey. and Scherb. main title

Data on environmental scales:

Scale Landolt

Attitude to moisture:
on soils from wet to raw
Source: Common. (See Sources tab)
The acidity of the soil:
in slightly acidic soil, never very sour, but sometimes in neutral and slightly alkaline (pH 4.5 to 7.5)
Source: Common. (See Sources tab)
The richness of the soil mineral nutrition, especially nitrogen compounds:
on rich soils
Source: Common. (See Sources tab)
The content of humus:
on soils with medium humus content
Source: Common. (See Sources tab)
Mechanical composition and soil structure:
on fine soils (clay, peat), usually waterproof and poorly aerated (particle diameter less than 0.002 mm)
Source: Common. (See Sources tab)
Illumination:
penumbral plant (at a relative illumination of more than 10%)
Source: Common. (See Sources tab)
Temperature:
4
Source: Common. (See Sources tab)
Continenatlity:
3
Source: Common. (See Sources tab)

The Scale Of Tsyganov

Termokhimicheskie scale, from:
Subboreal (30-40 kcal/cm*cm*year)
Source: Common. (See Sources tab)
Termokhimicheskie scale, to:
Submediterranean (50-60 kcal/cm*cm*year)
Source: Common. (See Sources tab)
Continentality of climate, from:
sea
Source: Common. (See Sources tab)
Continentality of climate, to:
the subcontinent
Source: Common. (See Sources tab)
Apolitically aridity-Guidetti, from:
maturity/semi-arid
Source: Common. (See Sources tab)
Apolitically aridity-Guidetti to:
sub-humid/humid
Source: Common. (See Sources tab)
Creolisation, from:
temperate winters/mild winters
Source: Common. (See Sources tab)
Karolinamisia to:
mild winters/warm winters
Source: Common. (See Sources tab)
Soil moisture, from:
damp-forest-meadow
Source: Common. (See Sources tab)
Soil moisture, to:
pribrezhnoy
Source: Common. (See Sources tab)
Salt regime of soils, from:
a fairly rich soil
Source: Common. (See Sources tab)
Salt regime of soils, to:
rich soil
Source: Common. (See Sources tab)
The wealth of soil nitrogen from:
provided enough nitrogen in the soil
Source: Common. (See Sources tab)
The wealth of the soil nitrogen, to:
excessively nitrogen-rich soil
Source: Common. (See Sources tab)
The acidity of the soil, from:
acidic soils (pH 4,5-5,5)
Source: Common. (See Sources tab)
The acidity of the soil, to:
slightly alkaline soils (pH=7,2-8,0)
Source: Common. (See Sources tab)
Light-shading from:
open spaces
Source: Common. (See Sources tab)
Light-shading, to:
semi-open spaces/light woods
Source: Common. (See Sources tab)

Appearance:

Growth form:
Herbaceous plant
Source: Common. (See Sources tab)
Life:
Многолетнее
Source: Common. (See Sources tab)

Reproduction:

Method of sowing:
Содержать посевы при максимальной температуре 5°C (41°F), недружное прорастание, часто несколько месяцев
Source: Common. (See Sources tab)

Botany:

The type of inflorescence:
Корзинка
Source: Common. (See Sources tab)
Type of fruit:
Семянка
Source: Common. (See Sources tab)
The type of fruit according to the method of development of the fruitlets:
Cookery
Source: Common. (See Sources tab)
Stamens:
5
Source: Common. (See Sources tab)
Type of ovary:
Нижняя
Source: Common. (See Sources tab)
Pistils:
2
Source: Common. (See Sources tab)
Sheet:
Простой
Source: Common. (See Sources tab)
Stipules:
No
Source: Common. (See Sources tab)
The list of sources:
1. http://plants.usda.gov/java/introduced?queryParam=comname&sort=comname
2. http://tomclothier.hort.net/page02.html
3. Ботаника. Учебник, Родионова А.С., Скупченко В.Б., Малышева О.Н., Джикович Ю.В.
4. Черепанов, 1995

This plant in the gardens of people: