Ontogeny and ecology of the filicalean fern Oligocarpia gothanii (Gleicheniaceae) from the Middle Permian of China.

Abstract

Reinvestigation of Oligocarpia gothanii Halle (Gleicheniaceae) from the Permian Period of China has uncovered a rare demonstration of ontogenetic succession in numerous intact plants and has led to emendation of the diagnosis and typification of the species. Reconstruction of the fern's vegetative life cycle shows a small rosette-shaped juvenile plant with… (More)
DOI: 10.3732/ajb.0800221

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