Illustrated with 16 chromolithographed plates after paintings by H.C. Ward, with printed paper-guards showing a numbered diagram dissecting the various parts of the flowers; plus a duo-tone lithograph page titled "A Year in Switzerland" (The "A" and "S" are in gilt and the "Y" is in red) after the title page. (Folio) 15¼x12, green cloth, lettered in gilt, all edges gilt. First Edition.

The color lithographs were printed in Berlin and each plate is followed by a couple of pages of text, which includes full botanical descriptions along with name derivations. Index in the back separated for Latin, English, French, and German.