Some Lower Carboniferous pteridosperm cupules bearing...

Transactions of the Royal Society of Edinburgh 1977 / 1 Vol. 70; Iss. 1-3

Some Lower Carboniferous pteridosperm cupules bearing ovules and microsporangia

Long, Albert G.
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Volume:
70
Language:
english
Journal:
Transactions of the Royal Society of Edinburgh
DOI:
10.1017/s0080456800012746
Date:
January, 1977
File:
PDF, 12.29 MB
english, 1977
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