Rorippa palustris (Bog yellowcress)

Bog yellowcress, bog marshcress, common yellowcress, marsh yellowcress, marshcress, yellow cress

9/27/2013 · Gordon and Kathy’s, Prospect, Maine · ≈ 4½ × 3½″ (12 × 9.1 cm)

9/27/2013 · Gordon and Kathy’s, Prospect, Maine · ≈ 6 × 5″ (14 × 13 cm)

Kingdom	Plantae	Plants, but not fungi, lichens, or algae (from Stearn's Botanical Latin)
Subkingdom	Tracheobionta	Vascular plants—plants with a “circulatory system” for delivering water and nutrients
Division	Magnoliophyta	Flowering plants, also known as angiosperms
Class	Magnoliopsida	Dicotyledons—plants with two initial seed leaves
Subclass	Rosidae	Roses, legumes, proteas, dogwoods, hydrangeas, mistletoes, euphorbias, grapes, many more
Order	Brassicales	Mustard, cabbage, caper, papaya, nasturtiums, many others; most produce mustard oil
Family	Brassicaceae	Mustards, cabbages
Genus	Rorippa	An Anglo-Saxon word rorippen whose meaning has been lost
Species	palustris	Growing in marshes