A key to structural, physiological, and systematic botanyéditeur non identifié, 1835 - 80 sider |
Fra bogen
Resultater 1-5 af 11
Side 14
... bracts ( 229. ) , of sepals ( 290. ) , of petals ( 291. ) , of stamens ( 302. ) , and of carpels ( 354. ) ; in all of which situations they are generally undeveloped ; for these different organs are all modifications of leaves . 149 ...
... bracts ( 229. ) , of sepals ( 290. ) , of petals ( 291. ) , of stamens ( 302. ) , and of carpels ( 354. ) ; in all of which situations they are generally undeveloped ; for these different organs are all modifications of leaves . 149 ...
Side 20
... bracts are often not developed , yet they have the same power of developement as those in the axils of leaves ; they are generally flower - buds , very rarely leaf - buds . 232. When a single bract is rolled together , highly developed ...
... bracts are often not developed , yet they have the same power of developement as those in the axils of leaves ; they are generally flower - buds , very rarely leaf - buds . 232. When a single bract is rolled together , highly developed ...
Side 21
... bract , it follows , that while a pedicel without bracts can never accidentally produce other flowers , any one - flowered pedicel , on which bracts are present , can , and frequently does , bear several flowers . 246. In consequence of ...
... bract , it follows , that while a pedicel without bracts can never accidentally produce other flowers , any one - flowered pedicel , on which bracts are present , can , and frequently does , bear several flowers . 246. In consequence of ...
Side 22
... bracts of which are all of equal size , and closely imbricated , and which is articulated with the stem . 261. When a bud produces flower - buds , with little elongation of its own axis , either a capitulum or an umbel is produced . 262 ...
... bracts of which are all of equal size , and closely imbricated , and which is articulated with the stem . 261. When a bud produces flower - buds , with little elongation of its own axis , either a capitulum or an umbel is produced . 262 ...
Side 23
... bracts , and are therefore modified leaves ( 229. ) . 279. In anatomical structure they do not essentially differ from the leaves , farther than is necessarily consequent upon the pe- culiar modifications of size or developement to ...
... bracts , and are therefore modified leaves ( 229. ) . 279. In anatomical structure they do not essentially differ from the leaves , farther than is necessarily consequent upon the pe- culiar modifications of size or developement to ...
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.