A Course of Elementary Instruction in Practical BiologyMacmillan and Company, 1882 - 279 σελίδες |
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Σελίδα 57
... fibres and constitute what is termed sclerenchyma . Their walls are very thick , and of a deep - brown colour ; but the thickening has taken place unequally , so as to leave short , obliquely directed , thin places , which look like ...
... fibres and constitute what is termed sclerenchyma . Their walls are very thick , and of a deep - brown colour ; but the thickening has taken place unequally , so as to leave short , obliquely directed , thin places , which look like ...
Σελίδα 58
... bundles containing scalari- form and spiral vessels . The outer layer investing each is chiefly formed of long hollow fibres with very thick walls , and terminating in a point at each end 58 [ CHAP . ELEMENTARY BIOLOGY .
... bundles containing scalari- form and spiral vessels . The outer layer investing each is chiefly formed of long hollow fibres with very thick walls , and terminating in a point at each end 58 [ CHAP . ELEMENTARY BIOLOGY .
Σελίδα 59
... fibres have oblique cleft - like clear spaces , produced by interruptions of the process of thickening in their walls . The vascular bundles , the green parenchyma , and the epidermis are continued into each pinnule of the frond . The ...
... fibres have oblique cleft - like clear spaces , produced by interruptions of the process of thickening in their walls . The vascular bundles , the green parenchyma , and the epidermis are continued into each pinnule of the frond . The ...
Σελίδα 60
... fibres are given off from its under surface , and attach the little plant , which is termed a prothallus or prothallium , to the surface on which it grows . The prothallus attains no higher development than this , and does not directly ...
... fibres are given off from its under surface , and attach the little plant , which is termed a prothallus or prothallium , to the surface on which it grows . The prothallus attains no higher development than this , and does not directly ...
Σελίδα 64
... fibres ) and then a single row of large thin - walled cells ( bast vessels ) between which lie smaller thin - walled cells containing starch granules ( bast parenchyma ) . 8. Within the bast are seen the cross sections of the vessels ...
... fibres ) and then a single row of large thin - walled cells ( bast vessels ) between which lie smaller thin - walled cells containing starch granules ( bast parenchyma ) . 8. Within the bast are seen the cross sections of the vessels ...
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abdominal acid adductor animal antheridia aortic arch aperture appendages artery attached axis become blood body bone branches Cambridge canal carbonic anhydride cartilage cavity cells chamber chlorophyll chromic acid cilia colour containing Crown 8vo dissect divided division dorsal edge Edition elongated epidermis examine external Extra fcap fcap fibres filaments fluid Frog front ganglia ganglion gills give rise granular high power hypha hyphæ inch obj inner integument internodes intestine late Fellow LATIN layer limbs lobes Lobster maxilla median membrane middle line mouth muscles nerve Notes nucleus numerous Illustrations organs outer oval Owens College pair papillæ passes pericardium peristome plant posterior end Professor prothallus Protococcus protoplasm rectus internus revised rounded running School seen side solution somites specimens spinal sporangia sporangium spores stem structure surface terminal thin tissue Torula transverse section Trinity College trunk tube urostyle valves vein ventral ventricle vertebral vessels Vorticella walls yeast
Δημοφιλή αποσπάσματα
Σελίδα 24 - TODHUNTER— Works by I. ToDHUNTER, MA, FRS, of St. John's College, Cambridge. "Mr. Todhunter is chiefly known to students of Mathematics as the author of a series of admirable mathematical text-books, which possess the rare qualities of being clear in style and absolutely free from mistakes, typographical or other.
Σελίδα 50 - HALES— LONGER ENGLISH POEMS, with Notes, Philological and Explanatory, and an Introduction on the Teaching of English. Chiefly for Use in Schools. Edited by JW HALES, MA, Professor of English Literature at King's College, London.
Σελίδα 22 - Prize Essay for 1877. 8vo. &r. 6d. SMITH— Works by the Rev. BARNARD SMITH, MA, Rector of Glaston, Rutland, late Fellow and Senior Bursar of St. Peter's College, Cambridge. ARITHMETIC AND ALGEBRA, in their Principles and Application ; with numerous systematically arranged Examples taken from the Cambridge Examination Papers, with especial reference to the Ordinary Examination for the BA Degree.
Σελίδα 12 - MAYOR (JOSEPH B.)— GREEK FOR BEGINNERS. By the Rev. JB MAYOR, MA, Professor of Classical Literature in King's College, London. Part I., with Vocabulary, is.
Σελίδα 16 - UNDULATORY THEORY OF OPTICS. Designed for the Use of Students in the University. New Edition. Crown 8vo.
Σελίδα 54 - HISTORICAL OUTLINES OF ENGLISH ACCIDENCE, comprising Chapters on the History and Development of the Language, and on Word-formation.
Σελίδα 32 - Flower (WH) — AN INTRODUCTION TO THE OSTEOLOGY OF THE MAMMALIA. Being the Substance of the Course of Lectures delivered at the Royal College of Surgeons of England in 1870.
Σελίδα 30 - LOGIC. ELEMENTARY LESSONS IN LOGIC; Deductive and Inductive, with copious Questions and Examples, and a Vocabulary of Logical Terms. By W. STANLEY JEVONS, MA, Professor of Logic in University College, London. New Edition. Fcap. 8vo. 3^. 6d. " Nothing can be better for a school-book. "—GUARDIAN. "A manual alike simple, interesting, and scientific,"— ATHHN.KUM.
Σελίδα 8 - MYTHOLOGY FOR LATIN VERSIFICATION. A brief Sketch of the Fables of the Ancients, prepared to be rendered into Latin Verse for Schools. By F. HODGSON, BD, late Provost of Eton. New Edition, revised by FC HODGSON, MA »8mo. 3*. HOMER— THE ODYSSEY. Done into English by SH BUTCHER, MA, Fellow of University College, Oxford, and ANDREW LANG, MA, late Fellow of Merton College, Oxford.
Σελίδα 23 - Parts, in boxes, is. each. A and B papers, of nearly the same difficulty, are given so as to prevent copying, and the Colours of the A and B papers differ in each Standard, and from those of every other Standard, so that a master or mistress can see at a glance whether the children have the proper papers.