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Journal article
Wolffia columbiana and W. globosa (Araceae) new to Britain.
In the course of surveys of ditches in the Pevensey Levels in October 2021, a large population of the non-native Wolffia columbiana H. Karst. was found, new to Britain. Subsequent investigation showed W. columbiana to be widespread on the Pevensey and Gwent Levels and present in other grazing marsh ditch...Lansdown, Richard ; Kitchener, Geoffrey ; Jones, Evan
Duckweed, Wolffia globosa, Wolffia columbiana, Geographical distribution, Invasive, Great Britain, Non-native, and Identification
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Book chapter
Dioncophyllaceae.
Cheek, Martin
Nomenclature, Dioncophyllaceae, Gabon, Habitats, Morphology, Geographical distribution, Identification, and Taxonomy
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Journal article
Lecanorales: Tephromelataceae including the genera Calvitimela, Mycoblastus, Tephromela and Violella.
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Journal article
Lecanorales: Psoraceae including the genera Brianaria, Protoblastenia, Protomicarea and Psora.
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Journal article
Lecanorales: Pilocarpaceae including the genera Aquacidia, Byssoloma, Fellhanera, Fellhaneropsis, Leimonis and Micarea.