Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Malvids: Myrtales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Ammannia coccinea
FAMILY
Lythraceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Red Toothcup at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Ammannia coccinea
FAMILY
Lythraceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Ammannia coccinea
SYNONYMOUS WITH Flora of North America
Ammannia coccinea
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 135-02-001:
Ammannia coccinea FAMILY Lythraceae
INCLUDED WITHIN Manual of the Southeastern Flora (Small, 1933, 1938)
Ammannia coccinea
COMMON NAME:
Red Toothcup, Scarlet Toothcup, valley redstem
To see larger pictures, click or hover over the thumbnails.
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USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_amco_001_lvd
)
USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide pnd_amco_005_lvd
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Rusty Wilson fkw_mystery_10
August Greenwood County SC
Ninety Six National Historic Site
Smooth annual 4-40" tall, the stems often freely branched, per Wildflowers of Tennessee (Carman, 2005).
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Rusty Wilson fkw_mystery_2
August Greenwood County SC
Ninety Six National Historic Site
Usually more than 3 flowers per leaf axil, the petals deep rose-purple, per Weakley's Flora (2012).
)
Rusty Wilson fkw_mystery_2b
August Greenwood County SC
Ninety Six National Historic Site
Style exserted (when in fruit), filiform, 1.5-3.0mm long (= or > than ovary), per Weakley's Flora (2023).
)
Rusty Wilson fkw_mystery_8
August Greenwood County SC
Ninety Six National Historic Site
Leaves to 6" long & 0.5" wide, often dilated at base & somewhat clasping, per Wildflowers of Tennessee (Carman, 2005).
)
Rusty Wilson fkw_mystery_9
August Greenwood County SC
Ninety Six National Historic Site
Calyx lobes triangular, with acute apices, per Weakley's Flora (2023).
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Terry Holdsclaw tdh_ammania_coccinea_3
August Iredell County NC
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Terry Holdsclaw tdh_ammania_coccinea_1
September Iredell County NC
)
Terry Holdsclaw tdh_ammania_coccinea_2
September Iredell County NC
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Ammannia coccinea
FAMILY
Lythraceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Ammannia coccinea
FAMILY
Lythraceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Ammannia coccinea
SYNONYMOUS WITH
Flora of North America
Ammannia coccinea
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 135-02-001:
Ammannia coccinea
FAMILY
Lythraceae
INCLUDED WITHIN
Manual of the Southeastern Flora (Small, 1933, 1938)
Ammannia coccinea
2389
Forb
Annual
Habitat: marshes, ditches, exposed muddy river shores and banks, wet pine flatwoods, other wet places, per Weakley's Flora
Native to the Carolinas & Georgia
Uncommon
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
LEAVES:
Simple
Opposite
FLOWER:
Summer/Fall
Pink
4 petals
Superior ovary
Bisexual
FRUIT:
Summer/Fall
Purple
Capsule
TO LEARN MORE about this plant, look it up in a good book!
- Wildflowers of the Eastern United States (Duncan & Duncan, 1999) p054
- Wildflowers of Tennessee (Carman, 2005) p145
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
Or, to minimize chances of a misspelling, try just "Carex le".
Less is more: If "pencil flower" doesn't deliver the results you want, try "pencil".