Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Malvids: Myrtales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Decodon verticillatus
FAMILY
Lythraceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Water-oleander at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Decodon verticillatus
FAMILY
Lythraceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Decodon verticillatus
SYNONYMOUS WITH Flora of North America
Decodon verticillatus
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 135-04-001:
Decodon verticillatus FAMILY Lythraceae
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Decodon verticillatus
COMMON NAME:
Water-oleander, Water-willow, Swamp Loosestrife, Peatweed
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_deve_001_lvd
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_deve_004_lvd
)
Patrick D. McMillan pdmdverticill_ditchpond1
August? Aiken County SC
Leaves lanceolate, opposite or more often in whorls of 3 or 4, per Wildflowers of Tennessee (Carman, 2005).
)
Patrick D. McMillan pdmdverticill_ditchpond2
August? Aiken County SC
Petals usually more than 10mm long; styles exserted to 20mm, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Decodon verticillatus
FAMILY
Lythraceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Decodon verticillatus
FAMILY
Lythraceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Decodon verticillatus
SYNONYMOUS WITH
Flora of North America
Decodon verticillatus
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 135-04-001:
Decodon verticillatus
FAMILY
Lythraceae
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Decodon verticillatus
2420
Shrub
Perennial
Habitat: Natural lakes, limesink ponds, peatlands, peaty swamps, per Weakley's Flora
Native to the Carolinas & Georgia
Common in Coastal Plain (rare elsewhere)
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
LEAVES:
Deciduous
Simple
Opposite or whorls of 3
FLOWER:
Summer/Fall
Pink/ Purplish
5-toothed campanulate calyx, with 5 more secondary teeth
5 petals
10 stamens, of varying lengths
Superior ovary
Bisexual
Flowers in dense cymes in upper leaf axils
FRUIT:
Summer/Fall
Dark brown
Capsule
TO LEARN MORE about this plant, look it up in a good book!
- Guide to the Wildflowers of SC, 2nd ed. (McMillan, Porcher, Rayner, & White; 2022) p478
- How to Recognize Shrubs (Grimm, 1966) p200
- Native Shrubs and Woody Vines of the Southeast (Foote & Jones, 1989) p099
- Wildflowers of the Carolina Lowcountry (Porcher, 1995) p104
- Field Guide to the Wildflowers of Georgia (Chafin, 2016) p253
- Wildflowers of Tennessee (Carman, 2005) p146
- Woody Plants of the Southeastern US: A Winter Guide (Lance, 2004) p128
- Wildflowers of the Sandhills Region (Sorrie, 2011) p282
- Wildflowers of the Sandhills Region (Sorrie, 2011) p286
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