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Lycopodiophyta (Clubmosses)

Lycopodiaceae

Diphasiastrum digitatum (Lycopodium digitatum) (Running-Pine)


Plants	Branches	Detail	Plant	Strobili

Equisetophyta (Horse-Tails)

Equisetaceae

Equisetum arvense (Field Horsetail)


Young Vegetative Shoot	Vegetative Shoot	Branching	Fertile Shoot	Strobilus

Equisetum hyemale (Scouring Rush)


Shoots	Stems	Leaves	Tip

Polypodiophyta (Ferns)

Azollaceae

Azolla caroliniana (Mosquito-Fern)


Pond Surface Flora	Magnified	On Pond	On Mud

Dennstaedtiaceae

Pteridium aquilinum (Common Brake)


Frond	Close Up

Dryopteridaceae

Athyrium filix-femina var. angustum (Lady Fern)


Plants	Frond	Pinna

Young Sori	Mature Sori	Close Up

Diplazium pycnocarpon (Glade Fern)


Frond	Detail	Young Sori

Dryopteris carthusiana (Spinulose Wood Fern)


Plant	Base of Frond	Sori	Sori

Dryopteris intermedia (Common Wood Fern)


Clump	Base of Frond	Plant	Sori	Spring

Gymnocarpium dryopteris (Oak Fern)

Matteuccia struthiopteris (Ostrich Fern)


Winter	Spring	Plants	Detail	Frond

Onoclea sensibilis (Sensitive Fern)


Winter	Colony	Frond

Polystichium acrostichoides (Christmas Fern)


Fronds	Frond with Sori	Plants

Ophioglossaceae

Botrychium dissectum (Cutleaf Grape-Fern)


Sterile Leaf	Side View

Osmundaceae

Osmunda cinnamomea (Cinnamon Fern)


Plant	Plants	Colony in Spring

Plant	Fertile Frond	Stem	Vernation

Osmunda regalis var. spectabilis (Royal Fern)


Plants	Fronds	Fertile Part of Frond	Sporangia	Plant

Thelypteridaceae

Phegopteris hexagonoptera (Thelypteris hexagonoptera) (Broad Beech Fern)


Frond	Plants	Sori	Sori

Thelypteris noveboracensis (New York Fern)

Thelypteris palustris (Marsh Fern)


Specimen	Venetion