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Cortinarius spilomeus var. depauperatus
Variety, Fungus, Terrestrial
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Cortinarius triformis var. triformis
Variety, Fungus, Terrestrial
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Crepidotus applanatus var. applanatus – Flat Oysterling
Variety, Fungus, Terrestrial
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Crepidotus applanatus var. subglobiger
Variety, Fungus, Terrestrial
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Crepidotus calolepis var. squamulosus
Variety, Fungus, Terrestrial
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Crepidotus cesatii var. subsphaerosporus
Variety, Fungus, Terrestrial
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Crocicreas cyathoideum var. cacaliae
Variety, Fungus, Terrestrial
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Crocicreas cyathoideum var. cyathoideum
Variety, Fungus, Terrestrial
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Crocicreas cyathoideum var. pteridicola
Variety, Fungus, Terrestrial
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Crocicreas gramineum var. gramineum
Variety, Fungus, Terrestrial
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Crocicreas gramineum var. incertellum
Variety, Fungus, Terrestrial
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Crocicreas megalosporum var. gramineum
Variety, Fungus, Terrestrial
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Crocicreas megalosporum var. megalosporum
Variety, Fungus, Terrestrial
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Crocynia saxicola var. inactiva
Variety, Lichen, Terrestrial
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Cryptodiscus libertianus var. rosarum
Variety, Fungus, Terrestrial
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Cucurbidothis pithyophila var. cembrae
Variety, Fungus, Terrestrial
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Cudoniella clavus var. clavus – Spring Pin
Variety, Fungus, Terrestrial
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Cudoniella clavus var. grandis – Grand Spring Pin
Variety, Fungus, Terrestrial
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Cuphophyllus pratensis var. pallidus – Pale Waxcap
Variety, Fungus, Terrestrial
Cap Cŵyr Gwelw
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Cuphophyllus pratensis var. pratensis – Meadow Wax-Cap
Variety, Fungus, Terrestrial
Meadow Waxcap, Cap Cŵyr y Ddôl