Species Descriptions

NB Flora

Vascular Plants » Dicots » Ranunculaceae:

Ranunculaceae

21 genera
94 species
34 subspecies and varieties

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Index to genera:

Aconitum, Actaea, Adonis, Anemone, Aquilegia, Arcteranthis, Caltha, Ceratocephala, Clematis, Coptis, Delphinium, Enemion, Ficaria, Halerpestes, Helleborus, Myosurus, Nigella, Ranunculus, Thalictrum, Trautvetteria, Trollius

Aconitum columbianum
Origin: Native

• ssp. columbianum

Actaea elata
Origin: Native

• var. elata

Actaea laciniata
Origin: Native

Actaea rubra
Origin: Native

Adonis aestivalis
Origin: Introduced from Europe

Anemone deltoidea
Origin: Native

Anemone drummondii
Origin: Native

• var. drummondii

• var. lithophila

Anemone lyallii
Origin: Native

Anemone multifida
Origin: Native

• var. multifida

• var. saxicola

Anemone occidentalis
Origin: Native

Anemone oregana
Origin: Native

• var. felix

• var. oregana

Anemone parviflora
Origin: Native

Anemone patens
Origin: Native

• var. multifida

Anemone piperi
Origin: Native

Aquilegia flavescens
Origin: Native

Aquilegia flavescens × Aquilegia formosa var. formosa
Origin: Native

Aquilegia formosa
Origin: Native

• var. formosa

Aquilegia vulgaris
Origin: Introduced

Arcteranthis cooleyae
Origin: Native

Caltha biflora
Distribution: Occurring chiefly west of the Cascade crest;
Origin: Native

Caltha leptosepala
Origin: Native

Caltha palustris
Origin: Both native and introduced populations

Ceratocephala testiculata
Origin: Introduced from Europe

Clematis hirsutissima
Origin: Native

• var. hirsutissima

Clematis ligusticifolia
Origin: Native

Clematis occidentalis
Origin: Native

• var. dissecta

• var. grosseserrata

Clematis orientalis
Origin: Introduced

Clematis vitalba
Origin: Introduced; native to Europe and Africa

Coptis aspleniifolia
Origin: Native

Coptis laciniata
Origin: Native

Coptis occidentalis
Origin: Native

Coptis trifolia
Distribution: Known from extreme northeastern region of Washington;
Origin: Native

Delphinium ajacis
Origin: Introduced

Delphinium basalticum
Origin: Native

Delphinium ×burkei
Distribution: Occurring east of the Cascades crest in Washington;
Origin: Native

Delphinium depauperatum
Origin: Native

Delphinium distichum
Origin: Native

Delphinium glareosum
Origin: Native

Delphinium glaucum
Origin: Native

Delphinium leucophaeum
Origin: Native

Delphinium lineapetalum
Origin: Native

Delphinium menziesii
Origin: Native

Delphinium multiplex
Origin: Native

Delphinium nuttallianum
Origin: Native

Delphinium nuttallii
Origin: Native

Delphinium occidentale
Origin: Native

• var. occidentale

Delphinium stachydeum
Distribution: Occurring in southeastern Washington;
Origin: Native

Delphinium sutherlandii
Distribution: Occurring in northeastern Washington;
Origin: Native

Delphinium trolliifolium
Origin: Native

Delphinium viridescens
Origin: Native

Delphinium xantholeucum
Origin: Native

Enemion hallii
Origin: Native

Ficaria verna
Origin: Introduced from Europe

Halerpestes cymbalaria
Origin: Native

Helleborus foetidus
Origin: Introduced

Myosurus ×alopecuroides
Origin: Native

Myosurus apetalus
Origin: Native

• var. borealis

Myosurus minimus
Origin: Native

Myosurus sessilis
Distribution: Known from Klickitat County in Washington;
Origin: Native

Nigella damascena
Origin: Introduced from Eurasia

Ranunculus abortivus
Distribution: Occurring in the northeastern region of Washington;
Origin: Native

Ranunculus acris
Origin: Introduced from Europe

Ranunculus alismifolius
Origin: Native

• var. alismellus

• var. alismifolius

• var. hartwegii

Ranunculus aquatilis
Origin: Native

• var. aquatilis

• var. diffusus

Ranunculus arvensis
Origin: Introduced from Europe

Ranunculus bulbosus
Origin: Introduced from Europe

Ranunculus californicus
Origin: Native

• var. californicus

Ranunculus cardiophyllus
Origin: Native

Ranunculus eschscholtzii
Origin: Native

• var. eschscholtzii

• var. suksdorfii

Ranunculus flabellaris
Origin: Native

Ranunculus flammula
Origin: Native

• var. flammula

• var. ovalis

• var. reptans

Ranunculus glaberrimus
Origin: Native

• var. ellipticus

• var. glaberrimus

Ranunculus gmelinii
Origin: Native

Ranunculus grayi
Origin: Native

Ranunculus hebecarpus
Origin: Native

Ranunculus inamoenus
Distribution: Occurring in northeastern Washington;
Origin: Native

• var. inamoenus

Ranunculus macounii
Origin: Native

Ranunculus muricatus
Origin: Introduced from Europe

Ranunculus occidentalis
Origin: Native

• var. occidentalis

Ranunculus orthorhynchus
Origin: Native

• var. orthorhynchus

• var. platyphyllus

Ranunculus parviflorus
Origin: Introduced from Europe

Ranunculus pensylvanicus
Distribution: Occurring on both sides of the Cascade crest in Washington;
Origin: Native

Ranunculus populago
Origin: Native

Ranunculus pygmaeus
Distribution: Occurring east of the Cascades crest in north-central Washington;
Origin: Native

Ranunculus repens
Origin: Introduced from Europe

Ranunculus sardous
Distribution: Occurring west of the Cascade Crest;
Origin: Introduced from Europe

Ranunculus sceleratus
Origin: Native

• var. multifidus

• var. sceleratus

Ranunculus triternatus
Origin: Native

Ranunculus uncinatus
Origin: Native

Thalictrum dasycarpum
Origin: Native

Thalictrum occidentale
Origin: Native

Thalictrum venulosum
Origin: Native

Trautvetteria caroliniensis
Origin: Native

Trollius albiflorus
Origin: Native