Species information

Synthesis

Species description (© Flora Helvetica 2018)

Alle Äste straff aufrecht, Baum dadurch säulenförmig oder schlank- kegelförmig. Blätter meist breiter als lang.

Flowering period (© Flora Helvetica 2018)

3-4

Habitat and distribution inside Switzerland (© Flora Helvetica 2018)

Männliche Exemplare häufig angepflanzt / kollin /

World distribution (© Flora Helvetica 2018)

Stammt aus Südwestasien

Ecological indicator (© Landolt & al. 2010)

4w⁺34-343.p.2n=28

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

World distribution

Stammt aus Südwestasien

Ecology

Life form

Phanerophyte

Habitats

Habitats © Delarze & al. 2015

NO INFORMATION

Ecological indicator values by © Landolt & al. (2010)

Soil factors		Climatic factors		Salinity tolerance
Humidity Value H	4w+	Light Value L	3	Salinity Index	--
Reaction Value R	3	Temperature factor T	4
Nutriments value N	4	Continentality K	3

Ecological values legend

Humidity Value H
1	very dry
1⁺	dry
2	moderatly dry
2⁺	moist
3	medium wet
3⁺	wet
4	very wet
4⁺	soggy
5	submerged or underwater
f	plants living in running water
u	mostly submerged plants
v	partly submerged, partly floating plants
w	humidity moderately variable (± scale of 1-2)
w⁺	highly variable humidity (scale exceeding ± 2)

Reaction Value R
1	Very acid (pH 2.5-5.5)
2	acid (pH 3.5-6.5)
3	lightly acid to neutral (pH 4.5-7.5)
4	neutral to basic (pH 5.5-8.5)
5	basic (pH 6-5 -> 8.5

Nutriments value N
1	very low in nutrients
2	low in nutriments
3	medium-poor to medium-rich in nutrients
4	rich in nutriments
5	very rich in nutriments

Salinity tolerance
1	halotolerant
3	halophyle

Light Value L
1	very shady
2	shady
3	lighted areas
4	luminous
5	highly luminous

Temperature factor T
1	alpine to nival stages (from the treeline to the snowline)
1⁺	suprasubalpine and upper subalpine levels (pine and larch forests)
2	subalpine level (coniferous forests without beeches up to the upper limit of spruces)
2⁺	lower subalpine and upper mountain stages
3	mountain level (beech and silver fir forests, in the central Alps Scots pine forests)
3⁺	lower mountain and upper hill levels
4	hill level (mixed deciduous oak forests)
4⁺	hot places, hill level
5	very hot places, hill level (only in the hottest places, typical of southern Europe)

Continentality K
1	Atlantic (high air humidity, very low temperature variations, mild winters)
2	Sub-Atlantic (high air humidity, low temperature variations, relatively mild winters)
3	sub-Atlantic to subcontinental (average air humidity, moderately variable temperature, slightly low winter temperatures)
4	subcontinental (low air humidity, large temperature variations, rather cold winters)
5	continental (very low air humidity, very large temperature variations, cold winters)

Nomenclature

Accepted Name (Checklist 2017)

Populus nigra subsp. pyramidalisČelak.

Vernacular name

Deutscher Name :

Pyramiden-Schwarz-Pappel, Saarbaum

Nom français :

Peuplier d'Italie

Nome italiano :

Pioppo nero piramidale

Match with other reference books

Relation	Nom	Book	No
=	Populus nigra subsp. pyramidalis Čelak.	Checklist 2017	317400
=	Populus nigra subsp. pyramidalis Celak.	Flora Helvetica 2001	604
=	Populus nigra subsp. pyramidalis Celak.	Flora Helvetica 2012	774
=	Populus nigra subsp. pyramidalis Čelak.	Flora Helvetica 2018	774
=	Populus nigra subsp. pyramidalis Celak.	Index synonymique 1996	317400
=	Populus nigra subsp. pyramidalis Celak.	SISF/ISFS 2	317400

= 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)

Checklist 2017 comments

Die ungültige oder fehlerhafte Autorangabe (Autorenzitat) wurde korrigiert.

Checklist

Populus nigra subsp. pyramidalis Čelak.

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