Swaziland's Alien Plants Database

Rorippa nasturtium-aquaticum (L.) Hayek BRASSICACEAE Unknown, Swaziland Status Unknown Origin: Europe Growth Form: Aquatic herb Plant Description: Plant: Perennial, aquatic herb with erect, creeping or floating, hollow stems up to 1 m long, rooting at the nodes, mat-forming. Leaves: Bright green, pinnate with 3–11 leaflets, terminal leaflet often larger than the laterals, margins entire, somewhat fleshy. Flowers: White, 5 mm long, in terminal, elongated racemes, September–March. Fruit: Brown, linear-cylindrical, two-valved siliquae, curved upwards, with a short, beak-like tip. Key Features: Control: Comments:

KEY   Confirmed (herbarium specimen)   Visual record   Suspected Click on map grid square to view record information for each grid square.

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