Poland

Beet Downy Mildew

Peronospora farinosa

Root rot

Phytophthora quercina

Peronospora sparsa

Phytophthora cryptogea

Cyanobacterium

Cylindrospermopsis raciborskii

Erwinia amylovora

Bermudagrass

Cynodon dactylon

Anabaenopsis cunningtonii

Black-grass

Alopecurus myosuroides

Bastard Nodding Thistle

Carduus acanthoides

Stinking Hawk's-beard

Crepis foetida

Bristly Hawk'S-Beard

Crepis setosa

Garden cornflower

Centaurea cyanus

star-thistle

Centaurea calcitrapa

Early Goldenrod

Solidago gigantea

Blue Lettuce

Lactuca tatarica

Dioecious Amaranth

Amaranthus palmeri

Caucasian Wingnut

Pterocarya fraxinifolia

Blue Field Madder

Sherardia arvensis

flax dodder

Cuscuta epilinum

Thymeleaf dragonhead

Dracocephalum thymiflorum

Red Hemp-nettle

Galeopsis angustifolia

Few-flowered Fumitory

Fumaria vaillantii

Rock Fumewort

Pseudofumaria lutea

Horned Poppy

Glaucium flavum

Asiatic Dayflower

Commelina communis

sharped-leaved fluellen

Kickxia elatine

round-leaved fluellen

Kickxia spuria

Common Foxglove

Digitalis purpurea

Pale Toadflax

Linaria repens

River Maple

Acer saccharinum

Box-elder, Ash-leaved maple

Acer negundo

Nuttall's waterweed

Elodea nuttallii

Fodder Vetch

Vicia villosa

Smooth yellow vetch

Vicia lutea

Four-Seed Vetch

Vicia tetrasperma

petty whin

Genista anglica

Hairy Nightshade

Solanum villosum

Least Pepperwort

Lepidium virginicum

early scurvygrass

Cochlearia danica

medium flowered winter-cress

Barbarea intermedia

False London Rocket

Sisymbrium loeselii

Cabbage

Brassica oleracea

White mustard

Sinapis alba

Herb Sophia

Descurainia sophia

Hoary alyssum

Berteroa incana

Banksian Pine

Pinus banksiana

Common Crocus

Crocus vernus

Common Orange Daylily

Hemerocallis fulva

White Stonecrop

Sedum album

rampion bellflower

Campanula rapunculus

Fool'S Parsley

Aethusa cynapium

Sosnowsky's hogweed

Heracleum sosnowskyi

Giant hogweed

Heracleum mantegazzianum

Tatarian honeysuckle

Lonicera tatarica

Goat-Leaved Honeysuckle

Lonicera caprifolium

Juneberry

Amelanchier lamarckii

Weevil

Brachyderes incanus

Leafhopper

Cicadula persimilis

Columbia River Signal Crayfish

Pacifastacus leniusculus