OF THE CAROLINAS & GEORGIA

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

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Amaranthus australis   FAMILY Amaranthaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Amaranthus australis   FAMILY Amaranthaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)

Amaranthus australis

SYNONYMOUS WITH Flora of North America

Amaranthus australis

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)

Acnida alabamensis

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)

Acnida cuspidata

 

COMMON NAME:
Southern Water-hemp, Southern Amaranth, Careless


         To see larger pictures, click or hover over the thumbnails.

image of Amaranthus australis, Southern Water-hemp, Southern Amaranth, Careless

Keith Bradley    kab_a_australis_08304

April    Monroe County    FL

Everglades National Park

This annual is alleged to reach a size of 9m tall & 30cm diameter at the base, per Weakley's Flora.

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Amaranthus australis   FAMILY Amaranthaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Amaranthus australis   FAMILY Amaranthaceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Amaranthus australis

SYNONYMOUS WITH Flora of North America
Amaranthus australis

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Acnida alabamensis

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Acnida cuspidata

 

Find by SCIENTIFIC NAME:

3852

Forb
Annual
Dioecious

Habitat: Tidal marshes, freshwater wetlands (swamps, strands, sloughs, marshes), ditches, disturbed areas, per Weakley's Flora

Native to Georgia Coastal Plain (introduced elsewhere in GA-NC-SC)

Rare or waif(s)

map
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.

Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)

IS THE PLANT "ARMED"?
Stems not armed

LEAVES:
Simple
Alternate
Petioles 1/3-2/3 length of blade
Margins entire

FLOWER:
Spring/Summer
5 sepals in staminate flowers, absent in pistillate flowers
Petals absent
5 stamens in staminate flowers
Unisexual

Inflorescences mostly terminal, usually interrupted, linear spikes to panicles

FRUIT:
Spring/Summer
Utricle

 

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



 


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