Results 171 to 180 of about 3,733 (217)
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Systematics of the Pteridophytes

1999
Several important conferences were devoted to various fields of pteridology. Important papers of a biogeography symposium of 1990 were published in 1993 (see Sect. 4). A symposium entitled Use of Molecular Data in Evolutionary Studies of Pteridophytes was held in Knoxville in 1994.
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Pteridophytes

American Fern Journal, 1992
D. B. Lellinger, John T. Mickel
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Conservation of Pteridophytes

1990
Pteridophytes have evolved to fill almost every ecological niche but the greatest species diversity is clearly found in the tropical rainforest. The rapid disappearance of this biome throughout the world with many of their pteridophyte species yet undiscovered, let alone described, is of great concern.
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The Pteridophytes of Mexico

Taxon, 2007
Rudolf Schmid   +2 more
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Pteridophytes of Godavari Region

Nelumbo
This article deals with the Pteridophyte Flora of East and West districts of Godavari in Andhra Pradesh. Botanical Explorations were undertaken in the Polavaram and Rampa agency tracts and in all 30 species of Pteridophytes representing 22 Genera and 14 Families are enumerated.
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Ecological drivers of pteridophyte diversity and distribution in Togo (West Africa)

Ecological Indicators, 2020
Komla Elikplim Abotsi   +2 more
exaly  

The Pteridophytes of Suriname

American Fern Journal, 1979
David B. Lellinger, K. U. Kramer
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