Native & Naturalized Plants of the Carolinas & Georgia


2318

Shrub; Tree
Perennial
Dioecious

Native to the Carolinas & Georgia

Documented growing wild in GA NC SC

Uncommon, endemic to the Southeastern Coastal Plain

Look for it in maritime forests, dunes, shell middens, shell hammocks, maritime scrub, inland (in FL and GA) in hammocks, per Weakley's Flora

map
To see a detailed map, click here

 

LEAVES:
Deciduous
Odd-pinnately compound: 7-17 leaflets
Alternate

FLOWER:
Spring
Yellowish-green
Unisexual
Radially symmetrical
4-6 sepals
4-6 petals

FRUIT:
Summer/Fall
Red
Follicle

 

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



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

WEAKLEY'S FLORA (11/30/12):
Zanthoxylum clava-herculis   FAMILY Rutaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Zanthoxylum clava-herculis   FAMILY Rutaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (1968) 103-01-002:
Zanthoxylum clava-herculis   FAMILY Rutaceae

SYNONYMOUS WITH (ORTHOGRAPHIC VARIANT) Gray's Manual of Botany (Fernald, 1950)
Xanthoxylum clava-herculis

 

COMMON NAME:
Toothache Tree, Hercules-club, Sea-ash, Southern Prickly-ash


Click or hover over the thumbnails to see larger pictures.

image of Zanthoxylum clava-herculis, Toothache Tree, Hercules-club, Sea-ash, Southern Prickly-ash

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_zacl_001_lvd

        

image of Zanthoxylum clava-herculis, Toothache Tree, Hercules-club, Sea-ash, Southern Prickly-ash

USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide    pnd_zacl_005_lvd

        

image of Zanthoxylum clava-herculis, Toothache Tree, Hercules-club, Sea-ash, Southern Prickly-ash

JK Marlow    jkm181110_5682

November    Horry County    SC

Myrtle Beach State Park

Leaflets coriaceous, crenate, glabrous, with midveins closer to lower margins, per Vascular Flora of the Carolinas.

image of Zanthoxylum clava-herculis, Toothache Tree, Hercules-club, Sea-ash, Southern Prickly-ash

JK Marlow    jkm181110_5683

November    Horry County    SC

Myrtle Beach State Park

Rachis spiny; leaflets leathery, narrowly ovate, shallowly toothed, per Native Trees of the Southeast, An Identification Guide.

image of Zanthoxylum clava-herculis, Toothache Tree, Hercules-club, Sea-ash, Southern Prickly-ash

JK Marlow    jkm181110_5687

November    Horry County    SC

Myrtle Beach State Park

A large shrub or small tree, often 4-10m tall, usually with a single trunk, per Woody Plants of the Southeastern US: A Winter Guide.

image of Zanthoxylum clava-herculis, Toothache Tree, Hercules-club, Sea-ash, Southern Prickly-ash

JK Marlow    jkm181110_5687b

November    Horry County    SC

Myrtle Beach State Park

Twigs greenish-gray (vs. Z. americanum's reddish-brown or gray), per Woody Plants of the Southeastern US: A Winter Guide.

image of Zanthoxylum clava-herculis, Toothache Tree, Hercules-club, Sea-ash, Southern Prickly-ash

Will Stuart    wil_10836880524

November    Horry County    SC

Heritage Shores Nature Preserve

On larger branches and trunks, the spines become elevated on corky bases, per Weakley's Flora.