释义 |
Pteridophyta /ˌtɛrɪdə(ʊ)ˈfʌɪtə /plural noun BotanyA division of flowerless green plants that comprises the ferns and their relatives.- Division Pteridophyta: classes Filicopsida (ferns), Sphenopsida (horsetails), and Lycopsida (clubmosses).
Consider the ‘Pteridophyta’ (vascular plants that reproduce by spores) are they a monophyletic group or a grade?...- Polyploidy occurs in the heterosporous and homosporous Pteridophyta, but with a much higher frequency in the latter.
- The database includes the data on the spread of the autochthonous and majority of the alochthonous species of pteridophyta and anthophyta in Slovenia.
OriginModern Latin (plural), from Greek pteris, pterid- 'fern' + phuton 'plant'. |