Rorippa sessiliflora
stalkless yellowcress
Family
Brassicaceae
Leaf Arrangement
alternate
Leaf Attachment
petiolate
Leaf Margin
dentate
Leaf Type
simple
Leaf Shape
oblanceolate
Growth Form
forb
Flower Color
yellow
Flower Petals
4
Flower Month
April - July
Height (meters)
0.2 - 0.7
Milky Sap
No
Armed/Unarmed
Unarmed
Origin
native
Lifespan
annual, biennial
Growing Season
Cool season
Wetland Class
OBL
Wetland Coefficient of Conservatism
2
Prairie Coefficient of Conservatism
0
Cultural Information
Seeds average approximately 16,990,000/lb.
Habitat
Wetlands, river floodplains, along sluggish stream margins or around ponds.