Transcriber's Notes
The Table of Contents and List of Illustrations was added; not part of the original papers.
[Page 4] & Vol. XV, [Plate III]: 'Lycogola' changed to 'Lycogala'.
[Page 18]: 'exigum' changed to 'exiguum'.
[Page 24]: 'stiptiate' changed to 'stipitate'.
[Page 27]: 'fasiculate' changed to 'fasciculate'.
[Page 35]: 'A nactium' Unknown word. Unchanged.
[Vol. XVI, Plate I]: 'Cookii' changed to 'Cookei'.
[Page 48]: 'Stermonitis scintillans' changed to 'Stemonitis scintillans'.
[Page 84], [85(2)]: 'circumcissile' changed to 'circumscissile'.
'Network' and 'net-work' are used interchangeably throughout.
Use of accents is inconsistent, especially in illustrations.
Links to Plates XIII, XIV and XV added in html version.
Plates moved closer to referencing text.