Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Saxifragales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Heuchera villosa
FAMILY
Saxifragaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Learn more about Mapleleaf Alumroot from the Vascular Plants of North Carolina.
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Heuchera villosa var. villosa
FAMILY
Saxifragaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Heuchera villosa var. villosa
SYNONYMOUS WITH Flora of North America north of Mexico, vol. 8 (2009)
Heuchera villosa var. villosa
SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)
Heuchera villosa var. villosa
INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 094-11-001:
Heuchera villosa FAMILY Saxifragaceae
SYNONYMOUS WITH Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Heuchera villosa var. villosa
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Heuchera villosa
COMMON NAME:
Mapleleaf Alumroot, Hairy Alumroot, Rock Alumroot, Crag-jangle
To see larger pictures, click or hover over the thumbnails.
)
JK Marlow jkm080421_078
April Haywood County NC
Corneille Bryan Native Garden
)
JK Marlow jkm180427_1504
April Sevier County TN
Great Smoky Mountains National Park
)
JK Marlow jkm230428_2887
April Greenville County SC
Mountain Bridge Wilderness
)
JK Marlow s050504_a
May Greenville County SC
In cultivation
Both the lobes and the teeth of the leaf blades are sharp-pointed, per Wildflowers of the Southern Mountains (Smith, 1998).
)
JK Marlow jkm0307c_33
July Rutherford County NC
Chimney Rock Park
)
JK Marlow jkm0407c_1011
July Rutherford County NC
Chimney Rock Park
Heuchera usually has leaves as wide as long and with prominent variegation, per Weakley's Flora (2020).
COMPARE
Alumroot, Foamflower, and Miterwort
)
JK Marlow jkm0407j_14
July Haywood County NC
Corneille Bryan Native Garden
)
JK Marlow jkm0507e_20
July Fayette County WV
Hawks Nest State Park
)
JK Marlow jkm070721_073
July Mitchell County NC-TN
The Roan Highlands
A characteristic component of the flora of high elevation cliffs and summits, per Weakley's Flora (2012).
)
JK Marlow jkm200717_6615
July Jackson County NC
Nantahala National Forest
)
JK Marlow jkm060813_189
August Haywood County NC
Blue Ridge Parkway
)
JK Marlow jkm060813_190b
August Haywood County NC
Blue Ridge Parkway
The calyx is covered with long white hairs, per Wildflowers of Tennessee (Carman, 2005).
)
JK Marlow jkm160827_699
August Henderson County NC
Bearwallow Mountain
Petioles rusty-villous to glabrate, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
JK Marlow jkm190913_1414
September Sevier County TN
Great Smoky Mountains National Park
A cup-shaped white hairy calyx, 5 minute petals, 5 long-extending stamens, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
COMPARE
Alumroot, Foamflower, and Miterwort
)
JK Marlow jkm0310i_04
October Haywood County NC
Corneille Bryan Native Garden
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Heuchera villosa
FAMILY
Saxifragaceae
INCLUDED WITHIN
PLANTS NATIONAL DATABASE:
Heuchera villosa var. villosa
FAMILY
Saxifragaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Heuchera villosa var. villosa
SYNONYMOUS WITH
Flora of North America north of Mexico, vol. 8
Heuchera villosa var. villosa
SYNONYMOUS WITH
Floristic Synthesis of North America (Kartesz, 1999)
Heuchera villosa var. villosa
INCLUDED WITHIN
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 094-11-001:
Heuchera villosa
FAMILY
Saxifragaceae
SYNONYMOUS WITH
Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Heuchera villosa var. villosa
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Heuchera villosa
672
Forb
Perennial
Habitat: In crevices of rock outcrops, or in thin soil over boulders, a characteristic component of the flora of high elevation cliffs and summits (to at least 1920 m), not particular about the rock type, occurring on a wide range of rock types in our area, including felsic gneisses and schists, mafic gneisses, granites, quartzites, and others, probably the most acidophilic of our taxa of Heuchera, per Weakley's Flora
Native to the Carolinas & Georgia
Common (rare in Piedmont of GA & SC)
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:
Summer/Fall
Calyx white-hairy; petals white to pink
Radially symmetrical
5-lobed calyx
5 petals (usually)
5 stamens
Ovary half-inferior
Bisexual
FRUIT:
Summer/Fall
Capsule
TO LEARN MORE about this plant, look it up in a good book!
- All About South Carolina Wildflowers (Midgley, 1999) p174
- Gardening with Native Plants of the South (Wasowski & Wasowski, 1994, 2020) p132
- Gardening with the Native Plants of Tennessee (Hunter, 2002) p137
- Great Smoky Mountains Wildflowers (Campbell, Hutson, Sharp, & Hutson, 1962) p110
- Guide to the Wildflowers of SC, 2nd ed. (McMillan, Porcher, Rayner, & White; 2022) p101
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p143
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p024
- Wild Flowers of NC, 2nd edition (Justice, Bell, & Lindsey, 2005) p104
- Field Guide to the Wildflowers of Georgia (Chafin, 2016) p325
- Wildflowers of Tennessee (Carman, 2005) p109
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p139
- Wildflowers & Plant Communities of the Southern Appalachian Mountains and Piedmont (Spira, 2011) p385
- Wildflowers of the Southern Mountains (Smith, 1998) p066
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