chaffweed
common thorn apple
Capsella bursa-pastoris
jimson weed
Wyethia helianthoides
chaenactis
shepherd's pouch
neckweed
amaryllis
nodding groundsel
Allegheny spurge
Pachysandra procumbens
Jamestown weed
apple of Peru
shepherd's purse
white-rayed mule's ears
jimsonweed
Allegheny mountain spurge
Senecio bigelovii
Datura stramonium
elegant cat's ears
bugloss
wild hydrangea
Hydrangea arborescens
Indian mallow
klammath weed
bristly oxtongue
Hypericum perforatum
oxtongue
Calochortus elegans
Picris echioides
bitterweed
Sida spinosa
star tulip
Leonurus cardiaca
shrubby St John's wort
orange grass
dove's foot geranium
Hypericum gentianoides
Hypericum spathulatum
white snapdragon
Eupatorium capillifolium
Geranium molle
pine-weed
Hypericum prolificum
motherwort
nitweed
Antirrhinum coulterianum
pineweed