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.
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.
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).
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
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