Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Alismatales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Potamogeton crispus
FAMILY
Potamogetonaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Check out EDDMapS.org to see where this has been reported.
Learn more about Curly Pondweed from the Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Potamogeton crispus
FAMILY
Potamogetonaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Potamogeton crispus
SYNONYMOUS WITH Flora of North America
Potamogeton crispus
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 022-01-003:
Potamogeton crispus FAMILY Potamogetonaceae
COMMON NAME:
Curly Pondweed, Curled Pondweed, Curly-leaf Pondweed
To see larger pictures, click or hover over the thumbnails.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_pocr3_001_lvd
)
USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide pnd_pocr3_003_lvd
)
USDA / Selected Weeds of the US. 1970 swus_page_013
)
Chris Evans, Illinois Wildlife Action Plan, Bugwood.org bug_5269050
Month Unknown
This popular aquarium plant can form dense colonies of thick vegetation, per Invasive Plants, Guide to Identification, Impacts and Control (Kaufman & Kaufman, 2007).
)
Leslie J. Mehrhoff, University of Connecticut, Bugwood.org bug_5274005
Month Unknown
Summer leaves tend to be reddish brown and curlier than fall leaves, per Invasive Plants, Guide to Identification, Impacts and Control (Kaufman & Kaufman, 2007).
)
Graves Lovell, Alabama Dept. of Conservation & Natural Resources, Bugwood.org bug_5400773
Month Unknown AL
)
Leslie J. Mehrhoff, University of Connecticut, Bugwood.org bug_5447255
Month Unknown
Easily recognized by the wavy edges of its flattened dark green 1-4" leaves, per Invasive Plants, Guide to Identification, Impacts and Control (Kaufman & Kaufman, 2007).
COMPARE
aquatic plants
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Potamogeton crispus
FAMILY
Potamogetonaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Potamogeton crispus
FAMILY
Potamogetonaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Potamogeton crispus
SYNONYMOUS WITH
Flora of North America
Potamogeton crispus
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 022-01-003:
Potamogeton crispus
FAMILY
Potamogetonaceae
2946
Submersed aquatic (rooted); Forb
Perennial
Habitat: Ponds, lakes, and streams, often in calcareous waters, per Weakley's Flora
Non-native: Europe
Uncommon in NC, rare in GA
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
This plant may be causing problems in natural areas outside its native range, according to authorities such as:
- Georgia Exotic Pest Plant Council, 2006
- Kentucky Exotic Pest Plant Council, 2013
- Tennessee Exotic Pest Plant Council, 2009
LEAVES:
Simple
Mostly alternate
FLOWER:
Spring/Summer/Fall
Brownish
Calyx absent
Petals absent
4 stamens
Superior ovary
Bisexual
FRUIT:
Spring/Summer/Fall
Olive/Reddish
Achene
TO LEARN MORE about this plant, look it up in a good book!
- Field Guide to Aquatic Plants of Alabama (Lovell, 2007) p49
- Invasive Plants, Guide to Identification, Impacts and Control (Kaufman & Kaufman, 2007) p417
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".