Carolinas and Georgia

967

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Malvids: Brassicales

WEAKLEY'S FLORA (5/21/15):
Nasturtium officinale   FAMILY Brassicaceae

(?) PLANTS NATIONAL DATABASE:
Nasturtium officinale   FAMILY Brassicaceae

SYNONYMOUS WITH Synthesis of the North American Flora (Kartesz, 1999)
Rorippa nasturtium-aquaticum

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 088-20-001:
Nasturtium officinale   FAMILY Brassicaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933)
Sisymbrium nasturtium-aquaticum

 

COMMON NAME:
Watercress


map
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Look for it in streams, springs, seepages, per Weakley's Flora

Emergent aquatic (rooted); Forb
Perennial

Non-native: Eurasia
Documented growing wild in GA NC SC

Uncommon (common in Mountains)


Invasive?

This plant may be causing problems in natural areas outside its native range, according to authorities such as:

 

Aquatic ...Wet

LEAVES:
Odd-pinnately compound: 3-9(13) leaflets
Alternate

RHIZOMES? STOLONS?
Rhizomatous, rooting at proximal nodes

FLOWER:
Spring/Summer
White or pink
Bisexual
Radially symmetrical
4 sepals
4 petals
6 stamens tetradynamous (2 short, 4 long)

FRUIT:
Spring/Summer
Silique

 

TO LEARN MORE about this plant, look it up in a good book!



Nasturtium officinale   FAMILY Brassicaceae

Watercress