Weeds

Weeds (1987) by Alexander C. Martin

Profusely illustrated handbook of weeds with distribution maps.

We have a great many of the listed weeds in our yard, in spite of our best efforts to eradicate them:

Curled Dock (Rumex crispus)
Smartweed (Polygonum spp.)
Carpetweed (Mollugo verticillata)
Wood Sorrel (Oxalis corniculata)
Plantain (Plantago rugelii)
Horseweed (Erigeron canadensis)
Ragweed (Ambrosia artemisifolia)
Burdock (Arctium minus)
Canada Thistle (Cirsium arvense)
Dandelion (Taraxacum officinale)

Some occur naturally, and continue with our permission:

Cinquefoil (Potentilla canadensis)
Queen Anne's Lace (Daucus carota)
Bittersweet (Solanum dulcamara)
Goldenrod Solidago canadensis)

In addition, some of the species that do not occur naturally, and that we have planted, are listed as weeds:

Horehound (Marrubium vulgare)
Moonflower (Datura innoxia)
Joe Pye Weed (Eupatorium purpureum)
Black Eyed Susan (Rudbeckia seratina)
Yarrow (Achillea millefolium)