Native & Naturalized Plants of the Carolinas & Georgia

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4241

Fern/Fern ally
Perennial

Native to Georgia

Documented growing wild in GA - -

Rare, endemic to a few granite flatrocks of east central GA (notably Heggies Rock)

Look for it in shallow pools on granite flatrocks, per Weakley's Flora

map
To see a detailed map, click here

 

LEAVES:
Deciduous to nearly evergreen
Simple
Leaves 2-ranked at maturity

FRUIT:
Winter/Spring/Summer

 

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



Lycophytes: Isoetales

WEAKLEY'S FLORA (10/20/20):
 Isoetes tegetiformans   FAMILY Isoetaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Isoetes tegetiformans   FAMILY Isoetaceae

SYNONYMOUS WITH Flora of North America
 Isoetes tegetiformans

SYNONYMOUS WITH Georgia Quillworts (Musselman, 2001)
 Isoetes tegetiformans

 

COMMON NAME:
 Mat-forming Quillwort, Merlin's Grass, Mat-forming Melin's grass

Click or hover over the thumbnails to see larger pictures.

image of Isoetes tegetiformans, Mat-forming Quillwort, Merlin's Grass, Mat-forming Melin's grass

Peter Schafran    psc_tege1

February    Columbia County    GA

Mat-forming quillwort has a growth habit unique among the Isoetaceae, per Synopsis of Isoetes in the Southeastern United States. Castanea (Boom, 1982).

image of Isoetes tegetiformans, Mat-forming Quillwort, Merlin's Grass, Mat-forming Melin's grass

Peter Schafran    psc_tege2

February    Columbia County    GA

Rhizomatous rootstock is strikingly different from other Georgia Quillworts, per Georgia Quillworts. Tipularia (Musselman, 2001).