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A comparison of interspecific and intraspecific phenotypic variation in spectral signatures of ferns with robust versus uncertain species boundaries. [PDF]
J Plant ResMendonça NA +2 more
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Origin and diversity of leaf vein patterns. [PDF]
J Exp BotRobil JM, Scarpella E.
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Environmental heterogeneity and its influence on fern diversity in a low-altitude mountain forest in central Taiwan. [PDF]
Sci RepLee PH +6 more
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The Sarawak Museum Journal, 2004
A total of 120 species in 55 genera and 26 families of pteridophytes are reported within the Bau Limestone Area. These represent approximately 20% of the pteridophyte flora of Sarawak. Polypodiaceae has the most species: 21 species.
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A total of 120 species in 55 genera and 26 families of pteridophytes are reported within the Bau Limestone Area. These represent approximately 20% of the pteridophyte flora of Sarawak. Polypodiaceae has the most species: 21 species.
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Fern Leaves, Ferns and Fern Allies
American Fern Journal, 1910The topic would scarcely seem to be one in need of much discussion, but as morphologists and palaeobotanists have lately added a good deal to our knowledge of the subject, completely changing some of the old conceptions, a brief resume will not be out of place.
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1970
The ferns and fern allies include the ferns, psilopsids, lycopsids, and horsetails (sphenopsids). These are seedless, vascular plants. They have an alternation of generations in which the sporophyte is dominant and has an axis containing xylem and phloem.
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The ferns and fern allies include the ferns, psilopsids, lycopsids, and horsetails (sphenopsids). These are seedless, vascular plants. They have an alternation of generations in which the sporophyte is dominant and has an axis containing xylem and phloem.
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The Ferns and Fern Allies of Missouri
American Fern Journal, 1932The fern flora of eastern North America attains its maximum development in the number of species as well as in the luxuriant abundance of many of them, in the northeastern states and in the Appalachian Mountains. The number of species diminishes gradually westward, and most of them have disappeared in the plains states, although some few extend to the ...
Ernest J. Palmer, Julian A. Steyermark
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2017
Die 17 Beiträge dieses Bandes umkreisen die zentralen Begriffe des IV. Kongresses des Mitteleuropäischen Germanistenverbandes (MGV) im April 2014 in Erfurt mit ganz verschiedenen Ansätzen und Fragestellungen. Ob es das Verhältnis des Menschen zur Natur ist, ob Migranten und Einheimische, ob Vergangenheit und Gegenwart - die Frage danach, wo im Leben ...
Detlef Haberland, Csaba Földes
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Die 17 Beiträge dieses Bandes umkreisen die zentralen Begriffe des IV. Kongresses des Mitteleuropäischen Germanistenverbandes (MGV) im April 2014 in Erfurt mit ganz verschiedenen Ansätzen und Fragestellungen. Ob es das Verhältnis des Menschen zur Natur ist, ob Migranten und Einheimische, ob Vergangenheit und Gegenwart - die Frage danach, wo im Leben ...
Detlef Haberland, Csaba Földes
openaire +1 more source