Lycophytes: Isoetales
WEAKLEY'S FLORA (5/21/15):
Isoetes piedmontana
FAMILY
Isoetaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Isoetes piedmontana
FAMILY
Isoetaceae
LESS THAN
VASCULAR FLORA OF THE CAROLINAS (1968) 005-01-001?:
Isoetes melanopoda
FAMILY
Isoetaceae
LESS THAN
Flora of North America
Isoetes virginica
(?) Isoetes virginica var. piedmontana
COMMON NAME:
Piedmont Quillwort
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Peter Schafran psc_pied1
May Muscogee GA
Flat Rock Park
Like all granite outcrop Quillworts, I. piedmontana has phyllopodia, per Georgia Quillworts. Tipularia (Musselman, 2001).
)
Peter Schafran psc_pied2
May Muscogee GA
Flat Rock Park
Microspores echinate, usually brownish [here shown fertile microsporangia], per Synopsis of Isoetes in the Southeastern United States. Castanea (Boom, 1982).
)
Peter Schafran psc_pied3
May Pike GA
Found in shallow pools on granite (vs. I. virginica in meadows & low woods), per Synopsis of Isoetes in the Southeastern United States. Castanea (Boom, 1982).
)
Peter Schafran psc_pied4
June Wake NC
Mitchell Mill State Natural Area
Plants solitary; leaves whorled at maturity, 7-15cm in length, per Synopsis of Isoetes in the Southeastern United States. Castanea (Boom, 1982).
)
Peter Schafran psc_pied5
June Wake NC
Mitchell Mill State Natural Area