| 释义 |
pter·i·doph·y·ta
\ˌterəˈdäfəd.ə\ noun plural
Usage: capitalized
Etymology: New Latin, from pterid- + -phyta
in some classifications : a division of vascular plants coordinate with Bryophyta and Spermatophyta and coextensive with the subdivisions Psilopsida, Lycopsida, Sphenopsida and the class Filicineae of the Pteropsida |