Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Malvids: Myrtales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Chamaenerion angustifolium ssp. circumvagum
FAMILY
Onagraceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Great Willowherb at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Chamerion angustifolium ssp. circumvagum
FAMILY
Onagraceae
SYNONYMOUS WITH Flora of North America north of Mexico, vol. 10 (2021)
Chamaenerion angustifolium ssp. circumvagum
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Chamaenerion angustifolium ssp. circumvagum
SYNONYMOUS WITH Flora of Virginia (Weakley, Ludwig & Townsend, 2012)
Chamerion platyphyllum
INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 137-03-002:
Epilobium angustifolium FAMILY Onagraceae
SYNONYMOUS WITH Gray's Manual of Botany (Fernald, 1950)
Epilobium angustifolium var. platyphyllum
INCLUDED WITHIN Manual of the Southeastern Flora (Small, 1933, 1938)
Chamaenerion angustifolium
SYNONYMOUS WITH -
Chamaenerion danielsii
COMMON NAME:
Great Willowherb, Fireweed
To see larger pictures, click or hover over the thumbnails.
)
Keith Bradley kab_e_angustifolium_78654
August Essex County NY
Whiteface Mountain
Narrow purplish capsules angle upward, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
)
Patrick D. McMillan pdmeangustifolium_rm1
August? NC-TN
The Roan Highlands
Flowers numerous, with 4 roundish short-clawed petals and a 4-lobed stigma, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
COMPARE
Dame's Rocket and Fireweed
)
Patrick D. McMillan pdmeangustifolium_rm1c
August? NC-TN
The Roan Highlands
Sepals purplish, linear-oblanceolate, pubescent, 10-15mm long, 1-2mm wide, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
Patrick D. McMillan pdmeangustifolium_rm4
August? NC-TN
The Roan Highlands
An erect plant 6' or taller, often abundant in recently burned-over areas, per Wildflowers of the Southern Mountains (Smith, 1998).
)
JK Marlow jkm130905_798
September New Brunswick, Canada
)
JK Marlow jkm130906_020
September Washington County ME
)
JK Marlow jkm130906_024
September Washington County ME
)
JK Marlow jkm130906_027
September Washington County ME
)
JK Marlow jkm130906_029
September Washington County ME
Down-tufted seed are wind dispersed, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
)
JK Marlow jkm130906_034
September Washington County ME
Numerous crowded lance-shaped, entire, sessile leaves to 6" long & 1.2" wide, per Wildflowers of Tennessee (Carman, 2005).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Chamaenerion angustifolium ssp. circumvagum
FAMILY
Onagraceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Chamerion angustifolium ssp. circumvagum
FAMILY
Onagraceae
SYNONYMOUS WITH
Flora of North America north of Mexico, vol. 10
Chamaenerion angustifolium ssp. circumvagum
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Chamaenerion angustifolium ssp. circumvagum
SYNONYMOUS WITH
Flora of Virginia (Weakley, Ludwig & Townsend, 2012)
Chamerion platyphyllum
INCLUDED WITHIN
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 137-03-002:
Epilobium angustifolium
FAMILY
Onagraceae
SYNONYMOUS WITH
Gray's Manual of Botany (Fernald, 1950)
Epilobium angustifolium var. platyphyllum
INCLUDED WITHIN
Manual of the Southeastern Flora (Small, 1933, 1938)
Chamaenerion angustifolium
SYNONYMOUS WITH
-
Chamaenerion danielsii
514
Forb
Perennial
Habitat: Grassy balds, roadsides, montane fields, burned areas, disturbed areas, per Weakley's Flora
Native to North Carolina
Rare in NC
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
Alternate
FLOWER:
Summer/Fall
Purplish/ Pink
4-merous
4 petals
8 stamens
Inferior ovary
FRUIT:
Summer/Fall
Capsule
TO LEARN MORE about this plant, look it up in a good book!
- Native Alternatives to Invasive Plants p173
- Newcomb's Wildflower Guide (Newcomb, 1977) p130
- Wildflowers of the Atlantic Southeast (Cotterman, Waitt, & Weakley, 2019) p352
- Wild Flowers of NC, 2nd edition (Justice, Bell, & Lindsey, 2005) p162
- Wildflowers of Tennessee (Carman, 2005) p148
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p185
- Wildflowers of the Southern Mountains (Smith, 1998) p109
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