BioImages: The Virtual Field-Guide (UK)

Rorippa Scop. (yellow-cresses)

Subtaxa (ie subgroups of this Genus)

Suggested Literature

Identification Works

Lansdown R.V. & Pankhurst T.J. Field Guide to the Identification of Difficult Aquatic Plants of the New Forest

BioInfo BioInfo ( has 1 general literature references to Rorippa (yellow-cresses)

Rorippa may also be covered by literature listed under:

(living things)
(vascular plants)
(flowering plants)
(cabbages, cresses etc.)

BioInfo BioInfo ( has 35 feeding and other relationships of Rorippa (yellow-cresses)

Further Information

Notes (MWS) A group of yellow crucifers which can be abundant in damp places.

Hybrids are common so care is needed in determinations.
Characters to note in the field Leaf shape distinguishes the species.

Fruits failing to ripen indicates a hybrid.
Lab. techniques Specimens found early in the season will only have flowers. To check whether ripe fruits are formed, place a small piece in water on a well lit window sill. They generally grow well and usually even form roots.
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