OF THE CAROLINAS & GEORGIA

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

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Heuchera americana   FAMILY Saxifragaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Heuchera americana var. americana   FAMILY Saxifragaceae

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 8 (2009)

Heuchera americana var. americana

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 094-11-003:

Heuchera americana   FAMILY Saxifragaceae

INCLUDING Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)

Heuchera americana var. americana

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

Heuchera calycosa

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

Heuchera curtisii

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

Heuchera lancipetala

 

COMMON NAME:
American Alumroot


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

image of Heuchera americana, American Alumroot

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_hecu4_001_lvd

        

image of Heuchera americana, American Alumroot

Jim Fanning    jcf_alumroot2

April    Pickens County    SC

SC Botanical Garden

The inflorescence is a pedunculate panicle, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Heuchera americana, American Alumroot

JK Marlow    jkm080421_079

April    Haywood County    NC

Corneille Bryan Native Garden

image of Heuchera americana, American Alumroot

JK Marlow    jkm160422_078

April    Sevier County    TN

Great Smoky Mountains National Park

image of Heuchera americana, American Alumroot

JK Marlow    s050410_c

April    Greenville County    SC

SC Native Plant Society Plant Sale

Leaves are shallowly & obscurely 5-lobed with mostly blunt teeth, per Wildflowers of the Southern Mountains (Smith, 1998).


click here to see other plants that look similar to this COMPARE Alumroot, Foamflower, and Miterwort

image of Heuchera americana, American Alumroot

JK Marlow    jkm0305m_15

May    Rutherford County    NC

Chimney Rock Park

image of Heuchera americana, American Alumroot

JK Marlow    jkm0405c_06

May    Rutherford County    NC

Chimney Rock Park

image of Heuchera americana, American Alumroot

JK Marlow    jkm0405x_11

May    Oconee County    SC

Sumter National Forest: Andrew Pickens Ranger District

The most widespread species of Heuchera in e. North America, per Weakley's Flora (2022).

image of Heuchera americana, American Alumroot

JK Marlow    jkm230509_3181

May    Pickens County    SC

Glassy Mountain Heritage Preserve

Calyx tube turbinate to campanulate; adnate portion of hypanthium longer than free portion, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

image of Heuchera americana, American Alumroot

JK Marlow    jkm230509_3185

May    Pickens County    SC

Glassy Mountain Heritage Preserve

Heuchera usually has leaves as wide as long and with prominent variegation, per Weakley's Flora (2020).

image of Heuchera americana, American Alumroot

Keith Bradley    kab_h_americana_0978

May        NC

Blue Ridge Parkway

image of Heuchera americana, American Alumroot

Keith Bradley    kab_h_americana_73702

May    Polk County    NC

Norman Wilder Forest

Calyx glandular-puberulent, greenish; stamens and style exserted, per Weakley's Flora.

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Heuchera americana   FAMILY Saxifragaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Heuchera americana var. americana   FAMILY Saxifragaceae

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 8
Heuchera americana var. americana

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 094-11-003:
Heuchera americana   FAMILY Saxifragaceae

INCLUDING Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Heuchera americana var. americana

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

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

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

 

Find by SCIENTIFIC NAME:

669

Forb
Perennial

Habitat: Rocky forests, rock outcrops, particularly where soils are subacidic to circumneutral, per Weakley's Flora

Native to the Carolinas & Georgia

Common (uncommon to rare in Coastal Plain)

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:
Simple
Basal

FLOWER:
Spring/Summer
Sepals greenish-tipped; petals greenish, white, pink, or purplish
Radially symmetrical
5-lobed calyx
5 petals (usually)
5 stamens
Ovary half-inferior
Bisexual

FRUIT:
Spring/Summer
Capsule

 

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



 


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