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pteridosperm什么意思 pteridosperm音标、翻译、用法

所属分类：英语翻译 发布时间：2025-05-04 23:59:38

pteridosperm音标

英 ['(p)terɪdəʊspɜ:m]

美 ['terədoʊˌspɜm]

pteridosperm翻译

n.

种子蕨；

英英释义

pteridosperm

n.an extinct seed-producing fernlike plant of the order Cycadofilicales (or group Pteridospermae)

同义词：seed fern

pteridosperm用法

权威例句

TETRAXYLOPTERIS SCHMIDTII GEN. ET SP. NOV., A PROBABLE PTERIDOSPERM PRECURSOR FROM THE DEVONIAN OF NEW YORK

A contribution to the knowledge of the pteridosperm genera Pseudomariopteris Danzé-Corsin nov. emend. and Helenopteris nov. gen.

A probable pteridosperm from the uppermost Devonian near Ballyheigue, Co. Kerry, Ireland

The chemical composition of Upper Carboniferous pteridosperm cuticles

Systematics of the Late Carboniferous Medullosalean Pteridosperm Laveineopteris and Its Associated Cyclopteris Leaves

Some Pteridosperm Stems and Fructifications with Particular Reference to the Medullosae

An improved method for obtaining large pteridosperm cuticles

Reconstruction of the frond of Laceya hibernica , a Lyginopterid pteridosperm from the uppermost Devonian of Ireland

Revision of the pteridosperm foliage Alethopteris and Lonchopteridium (Upper Carboniferous), Sydney Coalfield, Nova Scotia, Canada

A new pteridosperm from Upper Pennsylvanian deposits of North America

标签： pteridosperm什么意思 pteridosperm翻译 

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