Weed Herbarium – by Family Name

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Polygonaceae - Smartweed or Buckwheat Family
Common Name	Scientific Name
knotweed, giant	Polygonum sachalinense
knotweed, Japanese	Polygonum cuspidatum
knotweed, prostrate	Polygonum aviculare
knotweed, Virginia	Tovara virginiana
smartweed, Pennsylvania	Polygonum pensylvanicum
smartweed, hedge	Polygonum scandens
smartweed, lady's thumb	Polygonum persicaria
sorrel, red	Rumex acetosella
tear-thumb, arrowleaf	Polygonum sagittatum
tearthumb, Halberd-leaved	Polygonum arifolium

Polypodiaceae - Fern Family
Common Name	Scientific Name
bracken fern	Pteridium aquilinum

Portulacaceae - Purslane Family
Common Name	Scientific Name
purslane, common	Portulaca oleracea
spring beauty, narrowleaf	Claytonia virginica

Primulaceae - Primrose Family
Common Name	Scientific Name
loosestrife, fringed	Lysimachia ciliata
moneywort	Lysimachia nummularia
pimpernel, scarlet	Anagallis arvensis

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