Native & Naturalized Plants of the Carolinas & Georgia


4045

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

Native to the Carolinas & Georgia
Documented growing wild in GA NC SC

Rare

Look for it in limesink depression ponds (dolines), spring-runs, rarely also in lakes, per Weakley's Flora

map
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Aquatic

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

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

FRUIT:

 

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

WEAKLEY'S FLORA (5/21/15):
Myriophyllum laxum   FAMILY Haloragaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Myriophyllum laxum   FAMILY Haloragaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (1968) 138-02-002:
Myriophyllum laxum   FAMILY Haloragaceae

SYNONYMOUS WITH Myriophyllum laxum

 

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


Click or hover over the thumbnails to see larger pictures.

image of Myriophyllum laxum

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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