Progymnosperm: Archaeopterus obtusa (Cornell U.)

Description

Fossil specimen of leaves on a branch from the progymnosperm *Archaeopteris obtusa* from the Devonian of Hancock, New York. Specimen is from the Cornell University Paleobotanical Collection (CUPC), Ithaca, New York (#1880.6A). Length of specimen is approximately 12.5 cm. Model by Emily Hauf.