#marsh_cress__marshcres__yellow_watercress__Rorippa_islandica  annual or biennial cress growing in damp places sometimes used in salads or as a potherb; troublesome weed in some localities
  supertype:  watercress  any of several water-loving cresses
  member of:  genus_Rorippa__Rorippa  annual and perennial herbs of damp habitats; cosmopolitan except Antarctica
     member of:  family_Cruciferae__Cruciferae__Brassicaceae__family_Brassicaceae__mustard_family__mustardfamily  plants with four-petaled flowers
        member of:  order_Rhoeadales__Rhoeadales__Papaverales__order_Papaverales  an order of dicotyledonous plants
           member of:  subclass_Dilleniidae__Dilleniidae  a group of families of more or less advanced trees and shrubs and herbs having either polypetalous or gamopetalous corollas and often with ovules attached to the walls of the ovary; contains 69 families including Ericaceae and Cruciferae and Malvaceae; sometimes classified as a superorder
              member of:  class_Dicotyledones__Dicotyledones__Dicotyledonae__class_Dicotyledonae__Magnoliopsida__class_Magnoliopsida  comprising seed plants that produce an embryo with paired cotyledons and net-veined leaves; divided into six (not always well distinguished) subclasses (or superorders): Magnoliidae and Hamamelidae (considered primitive); Caryophyllidae (an early and distinctive offshoot); and three more or less advanced groups: Dilleniidae; Rosidae; Asteridae
                 member of:  class_Angiospermae__Angiospermae__Magnoliophyta__division_Magnoliophyta__Anthophyta__division_Anthophyta  comprising flowering plants that produce seeds enclosed in an ovary; in some systems considered a class (Angiospermae) and in others a division (Magnoliophyta or Anthophyta)
                    member of:  division_Spermatophyta__Spermatophyta  seed plants; comprises the Angiospermae (or Magnoliophyta) and Gymnospermae (or Gymnospermophyta); in some classification systems Spermatophyta is coordinate with Pteridophyta (spore producing plants having vascular tissue and roots) and Bryophyta (spore producing plants lacking vascular tissue and roots)
                       member of:  kingdom_Plantae__Plantae__plant_kingdom__plantkingdom  taxonomic kingdom comprising all living or extinct plants

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