Pteropsida is a subdivision of vascular plants that is no longer in use.[1] It included all flowering plants and ferns and was divided into Filicinae, Gymnospermae, and Angiospermae.
- ^ Jeffrey, Edward C. (1910-12-01). "The Pteropsida". Botanical Gazette. 50 (6): 401–414. doi:10.1086/330405. ISSN 0006-8071.