OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Ranunculales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Jeffersonia diphylla   FAMILY Berberidaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Jeffersonia diphylla   FAMILY Berberidaceae

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

Jeffersonia diphylla

SYNONYMOUS WITH Flora of North America

Jeffersonia diphylla

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 077-04-001:

Jeffersonia diphylla   FAMILY Berberidaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)

Jeffersonia diphylla

 

COMMON NAME:
Twinleaf


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

image of Jeffersonia diphylla, Twinleaf

USDA Forest Service / A Guide to Medicinal Plants of Appalachia. 1969    mpa_page_147

        

image of Jeffersonia diphylla, Twinleaf

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_jedi_001_lvd

        

image of Jeffersonia diphylla, Twinleaf

Richard and Teresa Ware    rtw_j_diphylla_twinl

March    Walker County    GA

Solitary flowers on leafless stems last only a day or so in March or April, per Gardening with the Native Plants of Tennessee (Hunter, 2002).

image of Jeffersonia diphylla, Twinleaf

JK Marlow    jkm090404_177

April    Walker County    GA

Pigeon Mountain

image of Jeffersonia diphylla, Twinleaf

JK Marlow    jkm090404_185

April    Walker County    GA

Pigeon Mountain

image of Jeffersonia diphylla, Twinleaf

JK Marlow    jkm090404_189

April    Walker County    GA

Pigeon Mountain

image of Jeffersonia diphylla, Twinleaf

Tim Spira    tpsjdiphylla

April        

Leaves basal, on stalks 6" tall (taller after flowering), per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).

image of Jeffersonia diphylla, Twinleaf

Tim Spira    tpsjdiphylla2

April        

image of Jeffersonia diphylla, Twinleaf

Zen Sutherland    zen27197846_f5320fdfc6

July    Buncombe County    NC

Botanical Gardens at Asheville

Somewhat suggestive of Sanguinaria in both foliage and flower, per Weakley's Flora.

image of Jeffersonia diphylla, Twinleaf

Zen Sutherland    zen27197847_ac7d258e32

July    Buncombe County    NC

Botanical Gardens at Asheville

image of Jeffersonia diphylla, Twinleaf

JK Marlow    jkm150827_922

August    Haywood County    NC

Corneille Bryan Native Garden

image of Jeffersonia diphylla, Twinleaf

Patrick D. McMillan    pdmjdiphylla_cherokfm2

Month Unknown    Knox County    TN

Fruit erect, the upper part making a lid hinged at the back, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).

image of Jeffersonia diphylla, Twinleaf

Patrick D. McMillan    pdmjdiphylla_cherokfm3

Month Unknown    Knox County    TN

The two leaf blades are entire or toothed, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).

image of Jeffersonia diphylla, Twinleaf

Patrick D. McMillan    pdmjdiphylla_cherokfm9

Month Unknown    Knox County    TN

Each leaf deeply cleft into 2 leaflets, not unlike bird or butterfly wings, per Gardening with the Native Plants of Tennessee (Hunter, 2002).

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Jeffersonia diphylla   FAMILY Berberidaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Jeffersonia diphylla   FAMILY Berberidaceae

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

SYNONYMOUS WITH Flora of North America
Jeffersonia diphylla

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 077-04-001:
Jeffersonia diphylla   FAMILY Berberidaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Jeffersonia diphylla

 

Find by SCIENTIFIC NAME:

770

Forb
Perennial

Habitat: Moist and extremely nutrient-rich forests, generally over calcareous or mafic rocks (including limestone, dolostone, amphibolite, greenstone, etc.) or very rich alluvium, per Weakley's Flora

Native to North Carolina & Georgia

Rare

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.)

LEAVES:
Compound: 2 leaflets
Basal

FLOWER:
Spring
White
Radially symmetrical
4 petaloid sepals
8 petals
8 stamens
Superior ovary
Bisexual

FRUIT:
Spring
Follicle

 

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



 


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