Italy

Coastal wattle

Acacia cyclops

American angelica-tree

Aralia spinosa

Paradise Apple

Malus dasyphylla

Rose glorybower

Clerodendrum bungei

Mexican bush sage

Salvia leucantha

Asian copperleaf

Acalypha australis

Hedge Cactus

Cereus hildmannianus

Cactus-apple

Opuntia engelmannii

dense flat sedge

Cyperus congestus

Seashore vervain

Verbena litoralis

Caracus wigandia

Wigandia urens

Japanese Hop

Humulus scandens

Winter Jasmine

Jasminum nudiflorum

Annual Fleabane

Erigeron annuus

Fringed dodder

Cuscuta suaveolens

Japanese netvein hollyfern

Cyrtomium falcatum

Mimosa

Albizia julibrissin

Black bamboo

Phyllostachys nigra

Indian thorny bamboo

Bambusa bambos

French Lavender

Lavandula dentata

star-hyacinth

Scilla amoena

Brazilian nightshade

Solanum seaforthianum

Panic veldtgrass

Ehrharta erecta

Annual Dropseed

Sporobolus neglectus

Prairie Grass

Sporobolus cryptandrus

Poverty Dropseed

Sporobolus vaginiflorus

Brown-Eyed Coneflower

Rudbeckia triloba

Fragrant Honeysuckle

Lonicera fragrantissima

Clasping heliotrope

Heliotropium amplexicaule

Lesser Milk-vetch

Astragalus odoratus

Japanese wisteria

Wisteria floribunda

Pygmyweed

Crassula tetragona

Himalayan knotweed

Koenigia polystachya

Persian buttercup

Ranunculus asiaticus

Purpletop vervain

Verbena incompta

Purple woodsorrel

Oxalis purpurea

Cretan Tulip

Tulipa saxatilis

American Jumpseed

Persicaria virginiana

Deer-Tongue Grass

Dichanthelium clandestinum

Kleberg's bluestem

Dichanthium annulatum

Peach

Prunus persica

large round-leaf prickly-pear

Opuntia spinulifera

Globe Kyllinga

Cyperus brevifolius

Hollyhock Rust

Puccinia malvacearum

Rhabdocline pseudotsugae

Erysiphe flexuosa

Sudden oak death

Phytophthora ramorum

Brown algae

Colpomenia peregrina

Phytophthora Disease of Alder

Phytophthora alni

Erwinia amylovora