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Sagina nodosa

Taxonomy
The status of the taxon:
checked
Department: Magnoliophyta
Class Magnoliopsida
Subclass: Caryophyllidae
Superorder: Caryophyllanae
Order: Caryophyllales
Family: Caryophyllaceae
Genus: Sagina
The specific epithet: nodosa
Author: (L.) Fenzl
Names, synonyms, alternative name of this plant in different countries
Name Status
knotted pearlwort English name
Sagina nodosa (L.) Fenzl main title
Spergella nodosa (L.) Rchb. synonym
Мшанка узловатая Russian name

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:
on alkaline soils (pH 3.5 to 5.6)
Source: Common. (See Sources tab)
The richness of the soil mineral nutrition, especially nitrogen compounds:
on soils from srednebelaya to srednebelaya
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:
4
Source: Common. (See Sources tab)
Continenatlity:
2
Source: Common. (See Sources tab)

The Scale Of Tsyganov

Termokhimicheskie scale, from:
Arctic/subarctic
Source: Common. (See Sources tab)
Termokhimicheskie scale, to:
nemoral (40-50 kcal/cm*cm*year)
Source: Common. (See Sources tab)
Continentality of climate, from:
sea
Source: Common. (See Sources tab)
Continentality of climate, to:
ultracontinental
Source: Common. (See Sources tab)
Apolitically aridity-Guidetti, from:
semi-arid (P-E = 0-400 mm/year)
Source: Common. (See Sources tab)
Apolitically aridity-Guidetti to:
sub-humid/humid
Source: Common. (See Sources tab)
Creolisation, from:
very harsh winters (the average temperature of the coldest month < -32)
Source: Common. (See Sources tab)
Karolinamisia to:
mild winters ( mean t of the coldest month from 0 to -8)
Source: Common. (See Sources tab)
Soil moisture, from:
wet-forest-meadow
Source: Common. (See Sources tab)
Soil moisture, to:
marsh
Source: Common. (See Sources tab)
Salt regime of soils, from:
poor soils
Source: Common. (See Sources tab)
Salt regime of soils, to:
slightly saline soils
Source: Common. (See Sources tab)
The wealth of soil nitrogen from:
very poor nitrogen soils
Source: Common. (See Sources tab)
The wealth of the soil nitrogen, to:
nitrogen-rich soil
Source: Common. (See Sources tab)
The acidity of the soil, from:
slightly acidic soils (pH=5.5 to 6.5)
Source: Common. (See Sources tab)
The acidity of the soil, to:
alkaline soils (pH >/ 8,0)
Source: Common. (See Sources tab)
Light-shading from:
open spaces
Source: Common. (See Sources tab)
Light-shading, to:
light woods
Source: Common. (See Sources tab)
Variability of moisture, from:
sustainable hydration
Source: Common. (See Sources tab)
Variability of moisture, to:
weak alternating moisture/mild alternating moisture
Source: Common. (See Sources tab)

Appearance:

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

Botany:

Type of fruit:
Коробочка
Source: Common. (See Sources tab)
The type of fruit according to the method of development of the fruitlets:
Cookery
Source: Common. (See Sources tab)
Type of flower:
Actinomorphic
Source: Common. (See Sources tab)
Petals:
5
Source: Common. (See Sources tab)
Type of ovary:
Верхняя
Source: Common. (See Sources tab)
Phyllotaxy:
Супротивное
Source: Common. (See Sources tab)
The list of sources:
1. http://plants.usda.gov/java/introduced?queryParam=comname&sort=comname
2. http://www.plantarium.ru/page/view/item/32923.html
3. Ботаника. Учебник, Родионова А.С., Скупченко В.Б., Малышева О.Н., Джикович Ю.В.
4. Черепанов, 1995