Pecopteris Incompleta
Facsimile
Transcription
Status: Complete
Pecopteris incompleta Lesquereux
Geol Penn 2 p 868 pl 1 fig 12.
Frond bipinnatifid; pinnae
oblique scarcely open, lanceolate;
pinnules oval or nearly round,
decurrent, united at the base, very
oblique; the superior ones very
small and the terminal one wanting,
its place being taken by the lengthened
secondary rachis pointing above
the leaflets; nerves dichotomous.
Coal Measures
Pottsville
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