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Pecopteris Concinna

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ginnymc at Sep 19, 2022 07:19 PM
ginnymc
Wisconsin Historical Society

Pecopteris Concinna

Pecopteris concinna, Lesquereux
Geol Penn 2 p 867 pl 11 fig 5

Frond bipinnate, pinnae open
with an undulate rachis; pinnules
oval, lanceolate, sessile by a marrowed
base, distant, and perpendicular to
the rachis, pinnately undulate,
lobed; secondary merves pinnate in
each lobe; nervules simple.

Coal Measures
Pottsville Pa

Pecopteris Concinna

Pecopteris concinna, Lesquereux
Geol Penn 2 p 867 pl 11 fig 5

Frond bipinnate, pinnae open
with an undulate rachis; pinnules
oval, lanceolate, sessile by a marrowed
base, distant, and perpendicular to
the rachis, pinnately undulate,
lobed; secondary merves pinnate in
each lobe; nervules simple.

Coal Measures
Pottsville Pa

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