Native & Naturalized Plants of the Carolinas & Georgia


2948

Terrestrial or occasionally aquatic, Forb
Perennial

Non-native: Tropics
Documented growing wild in GA - SC

Rare in GA & SC

Look for it in disturbed wet muck, per Weakley's Flora

map
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INVASIVE

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

Georgia Exotic Pest Plant Council, 2006
SC Department of Agriculture Noxious Weed List, 2017
Tennessee Exotic Pest Plant Council, 2009
USDA Federal Noxious Weed List, 093014

 

...Wet

LEAVES:
Simple
Opposite

FLOWER:
Spring/Summer/Fall
White
Bisexual
5 sepals
Petals absent
5 stamens, united at base
Flowers in axillary spikes

FRUIT:
Spring/Summer/Fall
Utricle

 

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



Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Caryophyllales

WEAKLEY'S FLORA (11/30/12):
Alternanthera sessilis   FAMILY Amaranthaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Alternanthera sessilis   FAMILY Amaranthaceae

 

COMMON NAME:
Sessile Joyweed