8vo. Two parts bound as one. [4], xxxii, 268; 47pp, [1]. With 15 engraved plates. Contemporary dark green cloth, lettered in gilt to spine, original publisher's pictorial upper wrapper bound in. Very minor shelf-wear. Leaves browned, clear tape repair to verso of wrapper. Presentation copy, inscribed by the author to head of title page of first part.

A rare survival of the sole edition of a detailed and authoritative analysis of the plant life of Monte Cassino, Italy.

OCLC records copies at only four locations (Bibliotheca Hertziana, Harvard, Hunt Institute for Botanical Documentation, and Padova); COPAC adds no further.