Wildflower Category: Invasive

Divider

Thistle, Yellow Star Thistle

Scientific Name: Centaurea solstitialis

Thistle, Tocalote

Scientific Name: Centaurea melitensis

Thistle, Milk Thistle, Holy Thistle

Scientific Name: Silybum marianum

Thistle, Italian Thistle

Scientific Name: Carduus pycnocephalus ssp. pycnocephalus

Thistle, Bull Thistle

Scientific Name: Cirsium vulgare

Teasel, Fuller's Teasel

Scientific Name: Dipsacus sativus

Stinkwort

Scientific Name: Dittrichia graveolens

Smooth Cat's Ear

Scientific Name: Hypochaeris glabra

Radish, Wild Radish

Scientific Name: Raphanus sativus

Poison-Hemlock

Scientific Name: Conium maculatum

Perennial Pepperweed

Scientific Name: Lepidium latifolium

Pennyroyal

Scientific Name: Mentha pulegium

Horehound

Scientific Name: Marrubium vulgare

Hoary Cress, Heart Podded Hoary Cress

Scientific Name: Lepidium draba

Hedge-Parsley, Spreading Hedge-Parsley

Scientific Name: Torilis arvensis

Field Mustard, Turnip

Scientific Name: Brassica rapa

Mediterranean Lineseed

Scientific Name: Bellardia trixago

English Plantain

Scientific Name: Plantago lanceolata

Clover, California Bur Clover, Bur Clover, Toothed Medick

Scientific Name: Medicago polymorpha

Bristly Ox Tongue

Scientific Name: Helminthotheca echioides

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Natural Sciences