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 laxum   FAMILY Haloragaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Myriophyllum laxum   FAMILY Haloragaceae

SYNONYMOUS WITH Flora of North America

Myriophyllum laxum

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 138-02-002:

Myriophyllum laxum   FAMILY Haloragaceae

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

Myriophyllum laxum

 

COMMON NAME:
Loose Water-milfoil, Sandhills Milfoil, Lax Water-milfoil, Piedmont Water-milfoil


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

image of Myriophyllum laxum, Loose Water-milfoil, Sandhills Milfoil, Lax Water-milfoil, Piedmont Water-milfoil

JK Marlow    jkm160914_081

September        

SE-EPPC Aquatic Plant ID Workshop

Its reddish submersed stems can be confused with M. heterophyllum when sterile, per Weakley's Flora.


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

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Myriophyllum laxum   FAMILY Haloragaceae

SYNONYMOUS WITH Flora of North America
Myriophyllum laxum

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 138-02-002:
Myriophyllum laxum   FAMILY Haloragaceae

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

 

Find by SCIENTIFIC NAME:

4045

Submersed aquatic w flowers & fruits above the surface (rooted); Forb
Perennial

Habitat: Limesink depression ponds (dolines), spring-runs, rarely also in lakes, per Weakley's Flora

Native to the Carolinas & Georgia

Rare

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.)

LEAVES:
Leaves well-developed: pinnately divided with filiform segments
Submersed lvs alternate &/or pseudo-whorled. Bracts of emersed shoots different

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

Flowers in spikes

FRUIT:

 

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



 


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