Calanthe is a widespread but predominantly tropical orchid genus, distributed in tropical and subtropical Asia from Indi
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Mosses are one of the most ancient terrestrial plants. Their small size and rich species have increased the difficulty i
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As a working key and manual to the lichen genus Cladonia on the American continent north of Mexico, this study will be a
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Systematic and faunistic information on the Palaearctic species of the predatory genus Sciapus Zeller, 1842 is reviewed.
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The genus Polybotrya (Dryopteridaceae) includes 35 species of neotropical ferns. It is distinguished by 1) strongly dimo
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