Native & Naturalized Plants of the Carolinas & Georgia


1986

Emergent aquatic or semi-aquatic (rooted); Forb
Perennial

Native to the Carolinas & Georgia
Documented growing wild in GA NC SC

Common

Look for it in river & stream beds, in shallow water, often rooted in rocky shallows, per Weakley's Flora

map
To see a detailed map, click here

 

full sun Aquatic

LEAVES:
Simple
Opposite

FLOWER:
Summer/Fall
Pale violet/ White (with purple markings)
Bisexual
5-lobed calyx
2-lipped corolla, upper lip notched, lower three-lobed
2 stamens
Superior ovary

FRUIT:
Summer/Fall
Brown
Capsule

 

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



Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Lamiales

WEAKLEY'S FLORA (11/30/12):
Justicia americana   FAMILY Acanthaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Justicia americana   FAMILY Acanthaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (1968) 171-05-001:
Justicia americana   FAMILY Acanthaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933)
Dianthera americana

 

COMMON NAME:
American Water-willow


Click or hover over the thumbnails to see larger pictures.

image of Justicia americana

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_diam2_001_lvd

        

image of Justicia americana

Tim Spira    tpsjamericana8

May        

image of Justicia americana

JK Marlow    jkm100611_040

June    Stanly County    NC

Morrow Mountain State Park

Ascending peduncles, 2-6" long, arrise from upper leaf axils, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.

image of Justicia americana

Patrick D. McMillan    pdmjamericana_lakemarion

June        SC

Lake Marion

Flower white to lavender w purple markings, upper lip notched, lower 3-lobed, per Wildflowers of the Southern Mountains.

image of Justicia americana

JK Marlow    jkm0507e_16

July    Fayette County    WV

Hawks Nest State Park

Calyx lobes linear to lanceolate, per Vascular Flora of the Carolinas.

image of Justicia americana

JK Marlow    jkm0507e_17

July    Fayette County    WV

Hawks Nest State Park

Gets its common name from the slender, lanceolate, willow-like leaves, per Wildflowers of the Southern Mountains.

image of Justicia americana

Richard and Teresa Ware    rtw_justicia_americana_3

July