Sporoderm ultrastructure ofLophosoria andCyatheacidites (Filicopsida): Systematic and evolutionary implications
1987 ◽
Vol 157
(1-2)
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pp. 85-94
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Keyword(s):
1983 ◽
Vol 39
(1-2)
◽
pp. 109-129
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Keyword(s):
Keyword(s):
1983 ◽
Vol 141
(3-4)
◽
pp. 299-311
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Keyword(s):
Keyword(s):
2006 ◽
Vol 40
(S5)
◽
pp. S656-S663
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Keyword(s):