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Photo: sonnia hill, CC BY 2.0 (via Wikimedia Commons)

Laurel Greenbrier

Smilax laurifolia

Also known as Bamboo Vine, Blaspheme Vine, Laurel-Leaved Greenbrier

At a glance
Family
Smilacaceae (Greenbrier family)
Type
Woody, evergreen climbing vine
Parts used
Root (rhizome/tuber), young shoots and tendrils
Size
A sprawling, thorny climber that can run 15 to 30 feet or more through the trees it uses for support
Bloom
Small greenish yellow flower clusters in late spring, followed by blue black berries in fall
Habitat
Wet pocosins, bay forests, swamp margins, and thickets across the southeastern coastal plain, from Virginia down to Florida and west to Texas
Acquisition
Forage
This plant in HerbSense

Key benefits

Traditional blood-purifying tonic
Historic skin and joint support
Nourishing wild root starch
Old Southern folk remedy

Traditional uses

Long before it was anyone's garden plant, laurel greenbrier was a working root of the southeastern swamps. Native peoples of the coastal plain dug its tough, tangled tubers, pounded and washed them to release a fine red starch, and used that starch to thicken gruel and bake a rough bread when other food ran short. Later, Southern folk herbalists carried on a tradition shared across the Smilax genus, the same family that gave the world true sarsaparilla, simmering the root into a tonic decoction believed to purify the blood and ease the aches of rheumatism. It was a plant of patience and hard labor, respected as much for its stubborn, thorny defenses as for what its root could offer once a forager got past them.

How to grow & use it

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Pairs well with
  • True sarsaparilla
  • Burdock root
  • Yellow dock
Substitutes
  • True sarsaparilla (Smilax ornata)
  • Burdock root
Choose it when

For the old swamp tonic root, dug slow, thorn-guarded, and simmered with patience.

Did you know?

Old-timers across the South nicknamed this vine the blaspheme vine, because its thickets grow so dense and thorny that anyone who blundered into one was said to come out muttering words unfit for church.

Safety

Laurel greenbrier is not known to be toxic, but its sharp, recurved thorns can cause painful scratches and puncture wounds, so handle the vine and root with care.