Pteridosperm

Übersetzung von "pteridosperm" ins Russisch

Substantiv

/ˌtɛrɪdəʊˈspɜːm/

/ˌtɛrɪdəˈspɜrm/

pteridosperm

pteridosperms Pl.

птеридосперм

Pteridosperms are an extinct group of seed plants.

Птеридоспермы — это вымершая группа семенных растений.

Substantiv

/ˌtɛrɪdəʊˈspɜːm/

/ˌtɛrɪdəˈspɜrm/

A member of an extinct group of seed-producing plants with fern-like foliage; a seed fern.

The fossilised pteridosperm shows clearly the veins of its frond-like leaves.

Adjektiv

/ˌtɛrɪdəʊˈspɜːm/

/ˌtɛrɪdəˈspɜrm/

Relating to or characteristic of seed ferns (pteridosperms).

Pteridosperm pollen was abundant during the Permian period.