Kingdom: Plantae (plants)
Division: Anthocerotophyta (hornworts)
Division: Bryophyta (mosses)
Division: Hepatophyta (liverworts)
Subkingdom: Tracheobionta (vascular plants)
Division: Equisetophyta (horsetails)
Division: Lycopodiophyta (ferns)
Division: Psilophyta (whisk-ferns)
Division: Pteridophyta (ferns)
Superdivision: Spermatophyta (seed plants)
Division: Coniferophyta (conifers)
Division: Cycadophyta (cycads)
Division: Ginkgophyta (ginkgo)
Division: Gnetophyta (mormon-teas and other gnetophytes)
Division: Magnoliophyta (flowering plants)
Class: Liliopsida (monocotyledons)
Class: Magnoliopsida (dicotyledons)
Subclass: Asteridae
Subclass: Caryophyllidae
Subclass: Dilleniidae
Order: Batales
Order: Capparales
Family: Brassicaceae (Mustard family)
Species: Capsella bursa-pastoris (Shepherd's Purse) (~ full ~)
Species: Cardaria draba (Hoary Cress, Whitetop) (~ photos ~)
Species: Erysimum sp. (Wallflower) (~ photos ~)
Species: Lepidium virginicum (Poor-man's Pepper, Peppergrass) (~ photos ~)
Species: Sisymbrium officinale (Hedge Mustard) (~ photos ~)
Family: Capparaceae (Caper family)
Family: Moringaceae (Horse-radish tree family)
Family: Resedaceae (Mignonette family)
Order: Diapensiales
Order: Dilleniales
Order: Ebenales
Order: Ericales
Order: Lecythidales
Order: Malvales
Order: Nepenthales
Order: Primulales
Order: Salicales
Order: Theales
Order: Violales
Subclass: Hamamelidae
Subclass: Magnoliidae
Subclass: Rosidae