[Main Key]

Labia entire, apically carbonized
(excipulum laterally uncarbonized, lacking below hypothecium) GO

Labia entire, laterally carbonized
(excipulum lacking below hypothecium) GO

Labia entire, completely carbonized
(excipulum present and carbonized below hypothecium) GO

Labia striate, apically carbonized
(excipulum laterally mostly uncarbonized, lacking below hypothecium) GO

Labia striate, laterally carbonized
(excipulum mostly lacking below hypothecium) GO

Labia striate, completely carbonized
(excipulum present and mostly carbonized or dark brown below hypothecium) GO

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