1969

Emergent aquatic (rooted); Forb
Perennial

Non-native

Documented growing wild in GA NC SC

Uncommon in Coastal Plain, rare in Piedmont

Look for it in ponds, lakes, sluggish waters of ditches or streams, per Weakley's Flora

To see a detailed map, click here

INVASIVE

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

• NC Department of Transportation
• SC List of Regulated Pest Plant Species, 2017
• Tennessee Exotic Pest Plant Council, 2009

 

 

Aquatic

LEAVES:
Simple
Alternate

FLOWER:
Spring/Summer/Fall
Yellow
5-6 sepals
5-6 petals
Inferior ovary

FRUIT:
Spring/Summer/Fall
Capsule

 

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

• Invasive Plants, Guide to Identification, Impacts and Control p414
• Invasive Exotic Plants of North Carolina p057
• Wildflowers of the Carolina Lowcountry p101
• Wildflowers of the Eastern United States p056?
• Wildflowers of Tennessee p151?
• Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians p187?

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

WEAKLEY'S FLORA (2/8/20):
Ludwigia grandiflora   FAMILY Onagraceae

(?) SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Ludwigia grandiflora ssp. grandiflora   FAMILY Onagraceae

INCLUDED WITHIN Guide to the Vascular Plants of Florida (Wunderlin & Hansen, 2011)
Ludwigia grandiflora

INCLUDED WITHIN Synthesis of the North American Flora (Kartesz, 1999)
Ludwigia uruguayensis

SYNONYMOUS WITH Separation of 2 species within Ludwigia uruguayensis (Zardini, Gu, Raven, 1991)
Ludwigia grandiflora

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 137-01-004?:
Ludwigia uruguayensis   FAMILY Onagraceae

SYNONYMOUS WITH -
Ludwigia grandiflora var. grandiflora