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Invasive alien species in Switzerland - Schweizer ...

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An <strong>in</strong>ventory of <strong>alien</strong> <strong>species</strong> and their threat to biodiversity and economy <strong>in</strong> <strong>Switzerland</strong> FOEN 2006 152<br />

Fact<br />

Sheet<br />

Species Ecol. Life<br />

group form<br />

Status CH<br />

1<br />

Austria 2 France 3 Spa<strong>in</strong> 8 Portugal<br />

7<br />

Scotland<br />

9<br />

Hungary<br />

5<br />

Italy 6 Germany 4<br />

Amaranthus blitum L. R t unknown x x<br />

Amaranthus cruentus L. R t subspont. xxx<br />

Amaranthus deflexus L. R u unknown x xxx xxx xxx<br />

Amaranthus retroflexus L. R t unknown econ. x xxx xxx xxx<br />

yes Ambrosia artemisiifolia L. R t adventive xxx xx; econ. xxx x x xxx xxx<br />

yes Amorpha fruticosa L. H n subspont. x xx ++ M xxx xxx<br />

Artemisia annua L. R t adventive x<br />

yes Artemisia verlotiorum Lamotte R g unknown xxx xxx x x xxx<br />

Arundo donax L. H g subspont. xxx xx<br />

yes Asclepias syriaca L. C R g subspont. xx + M xxx<br />

yes Aster lanceolatus Willdenow C g subspont. xxx ++ M xx xxx Aster spp.<br />

Aster novae-angliae L. H g subspont.<br />

yes Aster novi-belgii L. H c subspont. xxx xxx<br />

Aubrieta deltoidea (L.) S c naturalized<br />

Avena sativa L. C t subspont. x<br />

Bidens bip<strong>in</strong>nata L. R t naturalized xxx<br />

Bidens connata Willdenow H t naturalized +++ A<br />

yes Bidens frondosa L. R t naturalized xxx xxx xx xxx xxx<br />

Bidens subalternans DC. R t adventive xx<br />

Brassica napus L. C u subspont. x xx<br />

yes Buddleja davidii Franchet P n naturalized xxx xx xxx xxx xx<br />

yes Bunias orientalis L. R h unknown x ++ C xxx<br />

Cerastium tomentosum L. C c subspont. xx<br />

Chenopodium ambrosioides L. R t adventive +++ M x xxx<br />

Chrysanthemum Segetum L. R t unknown xx<br />

Cicerbita macrophylla (Willdenow) C g subspont. xx<br />

yes Conyza canadensis (L.) P u unknown +++ C xxx xxx xxx xxx xxx<br />

yes Cornus sericea L. F n naturalized x<br />

Coronopus didymus (L.) R u adventive x xxx<br />

Cotoneaster horizontalis Decne C j subspont. xx<br />

Crepis nemauensis Gouan R t naturalized<br />

Cymbalaria muralis P. Gaertn., B. Mey. &<br />

Scherb.<br />

P c unknown xx<br />

yes Cyperus eragrostis Lamarck H h unknown xxx xxx xx<br />

yes Cyperus esculentus L. H g unknown x xxx<br />

Cyperus rotundus L. H g naturalized<br />

Datura stramonium L. R t unknown x x xxx xxx xxx<br />

yes Duchesnea <strong>in</strong>dica (Andrews) F h naturalized xx<br />

Eleus<strong>in</strong>e <strong>in</strong>dica (L.) R t naturalized xx x xxx<br />

yes Elodea canadensis Michaux E a unknown x xxx +++ C xxx xx xx xxx<br />

yes Elodea nuttallii (Planchon) E a naturalized xxx xx ++ C xx<br />

yes Epilobium ciliatum Raf<strong>in</strong>esque R h unknown xxx xxx x

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