Excerpt from Observations on the Climate of Ireland, and Researches Concerning Its Nature From Very Early Periods to the Present Time: With Thoughts on Some Branches of Rural Economy, Particularly Recommended in an Address to the Inhabitants and Friends of the Country; To Which Are Prefixed Preliminary Considerations on the Structure and Functions of Plants The small tubes are composed of cells united with bne another, which are Closed at their extremities; their walls or partitions are frequently provided with pores; in the embryo they are not yet evolved; they may be observed in lsome lichens. Placed round The large tubes, thev malie the ligneous filaments in zthe single seed-leaves (monocotvledons) and in the ldouble seed leaves (dicotyledons), being arranged round the marrow and 'the large tubes, they compose the ligneous strata they frequently fill and obstruct the large tubes. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.