Results 251 to 260 of about 11,500 (268)
Some of the next articles are maybe not open access.

Studies in pteridophytes

Proceedings / Indian Academy of Sciences, 1963
openaire   +1 more source

Horsetails and ferns are a monophyletic group and the closest living relatives to seed plants

Nature, 2001
Kathleen M Pryer   +2 more
exaly  

Studies in pteridophytes

Proceedings / Indian Academy of Sciences, 1962
openaire   +1 more source

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