Changed "POLYPOROUS" to "POLYPORUS" on page 24 of part 2.
Changed "deletereous" to "deleterious" on page 3 of part 3: "classed as deleterious."
Changed "yellew" to "yellow" on page 4 of part 3: "never yellow."
Changed "flexuous" to "flexuose" on page 4 of part 3: "thin, flexuose."
The Analytic Table starting on Page 6 of part 3 was changed to use numeric codes to identify the branches in the tree rather than the special characters, for clarity and elimination of non-Latin-1 characters.
"Massée" appeared on pages 5, 10 and 20 of part 3; they were all changed to "Massee."
Changed "Psilosybe" to "Psilocybe" in the table on page 7 of part 3.
Changed "fibres" to "fibers" on page 8 of part 3: "with minute fibers."
Changed "Rhodosporhii" to "Rhodosporii" on page 9 of part 3: "section Rhodosporii."
"Pleurotos" appeared on pages 9 and 16 of part 3 and page 3 of part 5; they were all changed to "Pleurotus" for consistency.