EPPO Global Database

EPPO Reporting Service no. 02 - 2023 Num. article: 2023/054

New records for alien plants in Slovakia: 2008-2021


Since 2008, 25 alien plant taxa have been recorded as new additions to the flora of Slovakia. This number includes 21 transient and 4 locally naturalised species (Table 1), with ornamental plants predominating significantly. The locally naturalised species Cenchrus flaccidus, Cotoneaster zabelii, Doronicum pardalianches and Panicum virgatum are able to spread to native habitats and represent the greatest risk to native plant species in Slovakia.


Table 1. 25 alien taxa recorded in Slovakia between 2008-2021


Taxa

Family

Status

Origin

Achillea filipendulina

Asteraceae

transient

Asia

Anemone hupehensis

Ranunculaceae

transient

Asia

Baldellia ranunculoides

Alismataceae

transient

N Africa, Europe, W Asia

Calocedrus decurrens

Cupressaceae

transient

N America

Cenchrus flaccidus

Poaceae

locally naturalized

Asia

Centranthus ruber

Caprifoliaceae

transient

Mediterranean region

Cotoneaster zabelii

Rosaceae

locally naturalized

Asia

Darmera peltata

Saxifragaceae

transient

N America

Doronicum pardalianches

Asteraceae

locally naturalized

Europe

Geranium macrorrhizum

Geraniaceae

transient

Europe

Helleborus foetidus

Ranunculaceae

transient

Europe, N Africa

Hylotelephium ‘Herbstfreude’

Crassulaceae

transient

Garden hybrid

Jacobaea maritima subsp. maritima

Asteraceae

transient

Mediterranean

Kniphofia ×praecox

Asphodelaceae

transient

Garden hybrid

Ligularia dentata

Asteraceae

transient

SE Asia

Panicum virgatum

Poaceae

locally naturalized

N America

Perilla frutescens

Lamiaceae

transient

Central and E Asia

Prunus incisa

Rosaceae

transient

Japan

Psilurus incurvus

Poaceae

transient

N Africa, Europe, Asia

Rodgersia podophylla

Saxifragaceae

transient

Asia

Salvia hispanica

Lamiaceae

transient

Central America

Soleirolia soleirolii

Urticaceae

transient

Mediterranean islands 

Tetragonia tetragonioides

Aizoaceae

transient

Asia, Oceania 

Vincetoxicum rossicum

Apocynaceae

transient

Russia and Ukraine 

Viola jooi

Violaceae

transient

Europe 



Sources

Eliáš P Jr, Májeková J, Hegedüšová K, Dudáš M, Letz DR, Mereďa P Jr., Bakay L, Čejka T, Dítě D, Dítě Z, Ďurišová Ľ, Gregorek R, Király G, Mártonfiová L, Mártonfi P, Spanyik F, Svitková I, Hrivnák R (2023) New alien vascular plants of Slovakia: records from 2008–2021. BioInvasions Records 12 (in press)