A key to structural, physiological, and systematic botanyéditeur non identifié, 1835 - 80 sider |
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Side 9
... medullary system ; and the part from which these two axes start is called the collet or neck . 61 This elongation in three directions takes place simulta- neously ; hence it follows that all plants must necessarily have an ascending and ...
... medullary system ; and the part from which these two axes start is called the collet or neck . 61 This elongation in three directions takes place simulta- neously ; hence it follows that all plants must necessarily have an ascending and ...
Side 10
... medullary system of the stem , which proceeds from the bark inwards , connecting the circumference with the centre . 79. The stem varies in structure in three principal ways . 80. In vascular plants it is either formed by successive ...
... medullary system of the stem , which proceeds from the bark inwards , connecting the circumference with the centre . 79. The stem varies in structure in three principal ways . 80. In vascular plants it is either formed by successive ...
Side 11
... MEDULLARY SHEATH consists of spiral vessels . 87. It immediately surrounds the pith , projections of which pass ... system , here called medullary rays , connecting the pith and the bark . 92. The first concentric layer lies immediately ...
... MEDULLARY SHEATH consists of spiral vessels . 87. It immediately surrounds the pith , projections of which pass ... system , here called medullary rays , connecting the pith and the bark . 92. The first concentric layer lies immediately ...
Side 12
... medullary system is engendered , for the purpose of extending the medullary plates , and maintaining the communication between the bark and central part of a stem . 119. As Exogenous plants increase by annual addition of new matter to ...
... medullary system is engendered , for the purpose of extending the medullary plates , and maintaining the communication between the bark and central part of a stem . 119. As Exogenous plants increase by annual addition of new matter to ...
Side 14
... medullary system , or , wherever cellular tissue is present . It has been distinctly proved , that while roots are prolongations of the vertical or woody system , leaf - buds univer- sally originate in the horizontal or cellular system ...
... medullary system , or , wherever cellular tissue is present . It has been distinctly proved , that while roots are prolongations of the vertical or woody system , leaf - buds univer- sally originate in the horizontal or cellular system ...
Almindelige termer og sætninger
3d Edit abortive absent Acrid Acrogens affinities albumen Alliance Anthers apex Apocarpous Aromatic arranged Astringent axils axis bark base botanists Botany bracts buds called calyx carpels Carpels solitary cells cellular tissue characters cloth coloured concentric layers connected consists corolla cotyledons dehiscence developed Dicotyledonous dissepiments Ditto elongation embryo Endogens Engravings Epigynosæ epigynous Estivation Exogenous plants Fcap floral envelopes flower-buds Flowers unisexual formed Fruit eatable genera germination Gymnospermæ hilum HISTORY hypogynous imbricated indehiscent indusium inflorescence integument involucre lamina latter leaf leaf-buds leaves Maps margins medullary system membranous MEMOIRS Menispermaceæ modifications monopetalous natural nucleus one-celled operculum organs ovary ovule oxygen parietal pedicel peduncle pericarp petals petiole pistil pith Pittosporales placenta Plates Polyandrous polypetalous radicle Rhizantheæ root Seeds sepals separate sometimes spiral vessels Stamens Stamens distinct stem stigma stipules stomates style SUBCLASS succulent sup.-roy Syncarpous Thecæ tonic Tubiferosæ vascular vascular tissue veins vesicles Vols whorl wood woody tissue
Populære passager
Side 3 - Encyclopaedia of Geography ; comprising a complete Description of the Earth : Exhibiting its Relation to the Heavenly Bodies, its Physical Structure, the Natural History of each Country, and the Industry, Commerce, Political Institutions, and Civil and Social State of All Nations. Second Edition ; with 82 Maps, and upwards of 1,000 other Woodcuts. 8vo. price 60s. Neale.
Side 11 - The Family Shakspeare ; in which nothing is added to the Original Text ; but those words and expressions are omitted which cannot with propriety be read aloud.
Side 15 - COL. HAWKER'S INSTRUCTIONS to YOUNG SPORTSMEN in all that relates to Guns and Shooting.
Side 15 - Mrs. Marcet's Conversations on Chemistry, in which the Elements of that Science are familiarly explained and illustrated by Experiments.
Side 7 - A NATURAL SYSTEM OF BOTANY; or, a Systematic View of the Organization, Natural Affinities, and Geographical Distribution of the whole Vegetable Kingdom : together with the Uses of the most important Species in Medicine, the Arts, &c.
Side 8 - THE SUNDAY LIBRARY ; a Selection of Sermons from eminent Divines of the Church of England, chiefly within the last Half Century. With Notes, &c. by the Rev. TF DIBDIN, DD Complete in 6 vols. small 8vo. with 6 Portraits of distinguished Prelates, 30s. cloth. " A little library for a churchman, and a treasure for the pious among the laity.
Side 13 - Numbers are already published. Each Size to class with the Architectural Antiquities of Great Britain. The following are complete, and may be had separate, viz.
Side 15 - SELECT WORKS OF THE BRITISH POETS, From Ben Jonson to Beattie. With Biographical and Critical Prefaces, by DR. AIKIN.
Side 4 - GOOD.-THE BOOK OF NATURE. A Popular Illustration of the General Laws and Phenomena of Creation. By JOHN MASON GOOD, MDFRS, &c.
Side 9 - BURNS. -THE PRINCIPLES OF CHRISTIAN PHILOSOPHY; containing the Doctrines, Duties, Admonitions, and Consolations of the Christian Religion. By JOHN BURNS, MDFRS 6th Edition.