Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Achillea gracilis
FAMILY
Asteraceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about American Yarrow at Vascular Plants of North Carolina.
The Achillea millefolium aggregate is a taxonomically very complex entity, with ... both introduced and native genotypes. Most eastern North American populations represent native North American races, with only a few collections of European races from near old port cities... The oldest name available for native eastern North American Achillea is A. gracilis. Read more by downloading Weakley's Flora.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Achillea millefolium var. occidentalis
FAMILY
Asteraceae
INCLUDED WITHIN Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Achillea millefolium
INCLUDED WITHIN Rapid adaptive divergence in New World Achillea, an autopolyploid complex of ecological races (Ramsey et al., 2008)
Achillea borealis
INCLUDED WITHIN Flora of North America north of Mexico, vol. 19-20-21 (2006)
Achillea millefolium
SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)
Achillea millefolium var. occidentalis
INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-79-001:
Achillea millefolium FAMILY Asteraceae
SYNONYMOUS WITH Gray's Manual of Botany (Fernald, 1950)
Achillea lanulosa
COMMON NAME:
Eastern Yarrow, Eastern Thousandleaf
To see larger pictures, click or hover over the thumbnails.
)
USDA Forest Service / A Guide to Medicinal Plants of Appalachia. 1969 mpa_page_031
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_acla5_001_lvd
)
Keith Bradley kab_a_millefolium_4939
April Richland County SC
Granby Park
Leaves finely dissected with a feathery appearance, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
)
JK Marlow jkm0305u_28
May Haywood County NC
The small leaves are almost fern-like, per Great Smoky Mountains Wildflowers (Campbell, Hutson, Sharp, & Hutson, 1962).
)
JK Marlow jkm230525_3454
May Haywood County NC
Blue Ridge Parkway
Leaves elaborately 3-dimensional, not arrayed in a plane as in A. millefolium, per Weakley's Flora.
)
Richard and Teresa Ware rtw_achillea_millefolium
May
)
Gill Newberry gn06_achillea
June
)
JK Marlow jkm090610_094
June Transylvania County NC
Blue Ridge Parkway
)
JK Marlow jkm150607_294
June McDowell County? NC
Blue Ridge Parkway
)
JK Marlow jkm0007c_29
July Transylvania County NC
Roadside
)
JK Marlow jkm090707_003
July Avery County NC
The Roan Highlands
Each head has 10-30 tiny white disk flowers & about five rays, per Wildflowers of Tennessee (Carman, 2005).
)
JK Marlow jkm090707_005
July Avery County NC
The Roan Highlands
)
JK Marlow jkm0408d_28
August Transylvania County NC
Blue Ridge Parkway
)
JK Marlow jkm060805_127
August Haywood County NC
Great Smoky Mountains National Park
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Achillea gracilis
FAMILY
Asteraceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Achillea millefolium var. occidentalis
FAMILY
Asteraceae
INCLUDED WITHIN
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Achillea millefolium
INCLUDED WITHIN
Rapid adaptive divergence in New World Achillea, an autopolyploid complex of ecological races (Ramsey et al., 2008)
Achillea borealis
INCLUDED WITHIN
Flora of North America north of Mexico, vol. 19-20-21
Achillea millefolium
SYNONYMOUS WITH
Floristic Synthesis of North America (Kartesz, 1999)
Achillea millefolium var. occidentalis
INCLUDED WITHIN
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 179-79-001:
Achillea millefolium
FAMILY
Asteraceae
SYNONYMOUS WITH
Gray's Manual of Botany (Fernald, 1950)
Achillea lanulosa
21
Forb
Perennial
Habitat: Grassy balds, meadows, pastures, roadsides, disturbed areas, per Weakley's Flora
Native to the Carolinas & Georgia
Common (uncommon in GA Coastal Plain)
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: 2- or 3-pinnately dissected
Basal rosette & alternate
FLOWER:
Spring/Summer/Fall
Rays: White (sometimes pink)
Disc: White
Inferior ovary
Flower heads in corymbiform arrays
FRUIT:
Spring/Summer/Fall
Achene
TO LEARN MORE about this plant, look it up in a good book!
- Great Smoky Mountains Wildflowers (Campbell, Hutson, Sharp, & Hutson, 1962) p078
- Newcomb's Wildflower Guide (Newcomb, 1977) p220
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p201
- Wildflowers of the Carolina Lowcountry (Porcher, 1995) p204
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p129
- Wild Flowers of NC, 2nd edition (Justice, Bell, & Lindsey, 2005) p276
- Field Guide to the Wildflowers of Georgia (Chafin, 2016) p056
- Wildflowers of Tennessee (Carman, 2005) p271
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p320
- Wildflowers & Plant Communities of the Southern Appalachian Mountains and Piedmont (Spira, 2011) p325
- Wildflowers of the Southern Mountains (Smith, 1998) p215?
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