JSTOR is a not-for-profit service that helps scholars, researchers, and students discover, use, and build upon a wide range of content in a trusted digital archive. We use information technology and tools to increase productivity and facilitate new forms of scholarship. For more information about JSTOR, please contact support@jstor.org. . International Association for Plant Taxonomy (IAPT) is collaborating with JSTOR to digitize, preserve and extend access to Taxon. This first bibliography of Irish lichenology, handsomely executed in a privately printed edition, contains the enumeration in alphabetical order of 422 literature references followed by an analytical index referring to 12 special subjects (ecology, exsiccatae, floras, etc.) including vice-comital distribution (broken down in 40 sub-entries). The 1727 entry which is the chronological starting point of the bibliography is C. Threlkeld's Synopsis stirpium Hibernicarum alphabetice dispositarum; another interesting early item is J. K'Eogh, Botanologia universalis Hibernica, Corke 1737. The author represented by the highest number of entries (20) is W. Nylander, the middle nineteenth century author who stood at the beginning of the expansion of European lichenology. PLANT LIPID BIOCHEMISTRY C. HITCHCOCK and B. W. NICHOLS, Plant lipid Biochemistry. The biochemistry of fatty acids and acyl lipids with particular reference to higher plants and algae. I97I. Academic Press, London and New York, [24-28 Oval Road, London NWI 7DU], 387 pp., 141/2 X 23 cm., buckram, price ? 6.5o.

Es werden verschiedene Polysaccharidfraktionen aus den Flechten Evernia prunasti, Acroscyphus sphaerophoroides, Alectoria sulcata und Alectoria sarmentosa extrahiert.

Aus dem Kernholz von Maackia amurensis wird neben Maackiain (I), Medicagol (II), Formononetin (III) und Genistein (IV) ein neues Isoflavon (V) isoliert.