V. M. Spalding, Professor in the University of Michigan:—"I regard the book as one that we cannot do without and one that will henceforth take its place as a necessary means of determination of the plant species within its range."
Henry Holt and Company
29 West 23d Street, New York
Transcriber's Notes:
Simple spelling, grammar, and typographical errors were corrected.
Punctuation normalized.
Anachronistic and non-standard spellings retained as printed.
The ERRATA on p. [ix] has been corrected in the text.
P. xxiii corrected "Salmo gairdneri, the Steelhead Trout. [326]" to "Salmo irideus, the Rainbow Trout. [326]" to agree with the actual illustration caption.