Photographer: from USDA Plants website
Rorippa sessiliflora (Nutt.) Hitchc.
southern yellow-cress, stalkless yellow-cress
Rorippa: an Anglo-Saxon word rorippen whose meaning has been lost
sessiliflora: Latin meaning "with unstalked or sessile flowers"
|Plant: ||usually erect annual, 8"-16" tall forb, smooth, usually branched|
|Flower: ||yellow, 4-parted, no petals, mature stalk less than 1/8" long; inflorescence a cluster (raceme) of stalked flowers; blooms May-Oct.|
|Leaf:||stalked, lower leaves often pinnately-divided below the middle|
|Habitat: ||wet; marshes, shallows|