Original Linnaean Dissertations
Respondent: Pehr (Petrus) Löfling (1729–1756)
Title: Gemmae Arborum, ...
Date of Defense: 18 November 1749
Paginations: [iv], [1], 2-32
Lidén Title: Gemmae arborum.
Soulsby Title: Gem. arb.
Drake Title: Gemmae Arborum.
Note: P. 31 misnumbered 13.
Abstract: An essay on the buds of deciduous trees, with a morphological classification, based on structure and position, of 108 species of trees and shrubs, designed to provide a means of identifying them in winter.