BRITISH FOREST TREES, 2538 
secretion of spheroids of hie cheiphebe! in the cells of an un- 
determined species of Cyperu 
e may add, in A ig that the text and illustrations are 
in every way satisfactory. AZ Bi Fase. 
ee ae Trees and their sylvicultural characteristics and treat- 
By Joun Nispet, D. dic., of the Indian Forest Service. 
ee ia & Co. Pp. 852, 8vo. Price 6s. n 
sBET is undoubtedly justified in the rigeaiien in the 
Preface to this work that sylviculture is as yet but little under- 
stood in Britain. It may also be inevitable that such a work must 
at present ‘‘be, to a considerable extent, a compilation from the 
best German sources,”’ and not “ based - long experience in the 
treatment of forests in Britain” ; but we are hardly prepared to 
te 
ment of woodland in this country 
he author’s two main contentions are, ‘‘ /irstly, that in general 
the plantations are not quite so dense as they should be in o order to 
effect to.’’ These opinions "he maintains, though ‘ takin ng into 
consideration the damper insular climate of Britain, in which the 
ven" ‘ thé ‘best German sources”’ of information seem any- 
thing but infallible, judging from the statements (p. 2) that the 
hornbeam was “introduced before the end of the fifteenth century,” 
the juniper andthe holly “during the sixteenth,” and the maple 
and buckthorn “during the seventeenth”’; that t England and Wales 
are “ the richest countries in coal in the whole world” (p. 9); and 
that ‘‘ ash, maple, sycamore and elm, require a moderate quantity 
of lime in the soil, and beech, hornbeam, oak, as also larch and 
Austrian pine, thrive ae on soils that have at least some lime in 
of growth in cubic contents ; but we cannot help suspecting that 
he is thinking of a soil somewhat superior to that usually devoted 
to woodland in England. What is, however, a more vital objection 
