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Hieracium lactucella

Taxonomy
The status of the taxon:
checked
Department: Magnoliophyta
Class Magnoliopsida
Subclass: Asteridae
Superorder: Asteranae
Order: Asterales
Family: Compositae
Genus: Hieracium
The specific epithet: lactucella
Author: Wallr.
Names, synonyms, alternative name of this plant in different countries
Name Status
European hawkweed English name
Hieracium auricula auct. synonym
Hieracium lactucella Wallr. main title
Pilosella lactucella (Wallr.) P.D. Sell and C. West synonym

Data on environmental scales:

Scale Landolt

Attitude to moisture:
on soils from medium dry to moist
Source: Common. (See Sources tab)
The acidity of the soil:
in acidic soils (pH 3.5 to 5.6)
Source: Common. (See Sources tab)
The richness of the soil mineral nutrition, especially nitrogen compounds:
on poor soils
Source: Common. (See Sources tab)
The content of humus:
on soils rich in humus, but the plant roots reach the mineral soil
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:
prosvetova plant (often in full light, but sometimes with some shading)
Source: Common. (See Sources tab)
Temperature:
3
Source: Common. (See Sources tab)
Continenatlity:
3
Source: Common. (See Sources tab)

The Scale Of Tsyganov

Termokhimicheskie scale, from:
boreal (20-30 kcal/cm*cm*year)
Source: Common. (See Sources tab)
Termokhimicheskie scale, to:
Submediterranean/Mediterranean
Source: Common. (See Sources tab)
Continentality of climate, from:
sea
Source: Common. (See Sources tab)
Continentality of climate, to:
mainland/sub-continental
Source: Common. (See Sources tab)
Apolitically aridity-Guidetti, from:
maturity (R-E -400 - 800 mm/year)
Source: Common. (See Sources tab)
Apolitically aridity-Guidetti to:
sub-humid/humid
Source: Common. (See Sources tab)
Creolisation, from:
moderate winters ( mean t of the coldest month -8 to -16)
Source: Common. (See Sources tab)
Karolinamisia to:
warm winters (mean t of the coldest month from 0 to +8)
Source: Common. (See Sources tab)
Soil moisture, from:
by the middle-Prairie/meadow-steppe
Source: Common. (See Sources tab)
Soil moisture, to:
wetland-forest-grassland
Source: Common. (See Sources tab)
Salt regime of soils, from:
especially in poor soils
Source: Common. (See Sources tab)
Salt regime of soils, to:
rich soil
Source: Common. (See Sources tab)
The wealth of soil nitrogen from:
bezotosnyj soil
Source: Common. (See Sources tab)
The wealth of the soil nitrogen, to:
provided enough nitrogen in the soil
Source: Common. (See Sources tab)
The acidity of the soil, from:
very acidic soils (pH = 3,5)
Source: Common. (See Sources tab)
The acidity of the soil, to:
slightly acidic soils (pH=5.5 to 6.5)
Source: Common. (See Sources tab)
Light-shading from:
open spaces
Source: Common. (See Sources tab)
Light-shading, to:
semi-open spaces
Source: Common. (See Sources tab)

Appearance:

Growth form:
Herbaceous plant
Source: Common. (See Sources tab)
Life:
Многолетнее
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. Ботаника. Учебник, Родионова А.С., Скупченко В.Б., Малышева О.Н., Джикович Ю.В.
3. Черепанов, 1995