OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Saxifragales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Myriophyllum aquaticum   FAMILY Haloragaceae   Go to FSUS key


SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Myriophyllum aquaticum   FAMILY Haloragaceae

SYNONYMOUS WITH Flora of North America
Myriophyllum aquaticum

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 138-02-001:
Myriophyllum brasiliense   FAMILY Haloragaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Myriophyllum proserpinacoides

 

COMMON NAME:
Parrot-feather


         To see larger pictures, click or hover over the thumbnails.

image of Myriophyllum aquaticum, Parrot-feather

USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide    pnd_myaq2_001_lvd

        

image of Myriophyllum aquaticum, Parrot-feather

JK Marlow    jkm170322_198

March    Greenville County    SC

Lake Conestee Nature Park

image of Myriophyllum aquaticum, Parrot-feather

JK Marlow    jkm170322_201

March    Greenville County    SC

Lake Conestee Nature Park

image of Myriophyllum aquaticum, Parrot-feather

Joe Standaert    jst_d13025_greenville0052

May    Greenville County    SC

Lake Conestee Nature Park

All leaves pectinate, feather-like; most leaves emersed, per Vascular Flora of the Carolinas.


click here to see other plants that look similar to this COMPARE aquatic plants

image of Myriophyllum aquaticum, Parrot-feather

Joe Standaert    jst_d13025_greenville0182

May    Greenville County    SC

Lake Conestee Nature Park

image of Myriophyllum aquaticum, Parrot-feather

JK Marlow    jkm0506k_22

June    Union County    SC

Sumter National Forest: Tyger Ranger District

image of Myriophyllum aquaticum, Parrot-feather

JK Marlow    jkm0506k_23

June    Union County    SC

Sumter National Forest: Tyger Ranger District

image of Myriophyllum aquaticum, Parrot-feather

JK Marlow    jkm0506k_30

June    Union County    SC

Sumter National Forest: Tyger Ranger District

image of Myriophyllum aquaticum, Parrot-feather

JK Marlow    jkm080611_021

June    Greenville County    SC

Lake Conestee Nature Park

image of Myriophyllum aquaticum, Parrot-feather

JK Marlow    jkm160914_095

September        

SE-EPPC Aquatic Plant ID Workshop

Whorled featherlike leaves (vs. Cabomba's opposite and dichotomously divided), per Weakley's Flora.

image of Myriophyllum aquaticum, Parrot-feather

JK Marlow    jkm160914_097

September        

SE-EPPC Aquatic Plant ID Workshop

A rooted aquatic plant, per Weakley's Flora (2015).

image of Myriophyllum aquaticum, Parrot-feather

Keith Bradley    kab_m_aquaticum_0180

December    Lexington County    SC

Congaree Creek Heritage Preserve

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Myriophyllum aquaticum   FAMILY Haloragaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Myriophyllum aquaticum   FAMILY Haloragaceae

SYNONYMOUS WITH Flora of North America
Myriophyllum aquaticum

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 138-02-001:
Myriophyllum brasiliense   FAMILY Haloragaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Myriophyllum proserpinacoides

 

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1970

Emergent aquatic (rooted); Forb
Perennial

Non-native: South America

Common (rare in Mountains)

Habitat: Ditches, slow-moving rivers, pools, ponds, per Weakley's Flora

map
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.)


INVASIVE

This plant is causing problems in natural areas outside its native range, according to authorities such as:

 

LEAVES:
Leaves well-developed: pinnately divided with filiform segments
Whorls of 3-6, all similar, mostly emersed

FLOWER:
Spring/Summer/Fall
Usually bisexual & staminate in the same inflorescence
4 sepals
4 petals or petals absent
4-8 stamens
Inferior ovary

Flowers in leaf axils

FRUIT:
Spring/Summer/Fall

 

TO LEARN MORE about this plant, look it up in a good book!



 


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