Elements of Botany: Structural, Physiological, Systematical, and MedicalTaylor and Walton, 1841 - 292 σελίδες |
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Σελίδα 14
... acid and water , and conducts it into the leaves . 108. The WOOD lies upon the medullary sheath , and con- sists of concentric layers . 63 b b 00000000000000 10000 000000 ) 64 109. It is formed by the successive deposit of organized ...
... acid and water , and conducts it into the leaves . 108. The WOOD lies upon the medullary sheath , and con- sists of concentric layers . 63 b b 00000000000000 10000 000000 ) 64 109. It is formed by the successive deposit of organized ...
Σελίδα 30
... acid , derived from the atmosphere , or generated in soil by the decay of vegetable matter . 239. Hydrogen is obtained principally by the decomposition of water , and is assimilated along with carbonic acid , while the oxygen of the ...
... acid , derived from the atmosphere , or generated in soil by the decay of vegetable matter . 239. Hydrogen is obtained principally by the decomposition of water , and is assimilated along with carbonic acid , while the oxygen of the ...
Σελίδα 31
... acid , water , and ammonia , are not the only elements necessary for the support of vegetables . Cer- tain inorganic ... acids found in the different families of plants are of vari- ous kinds . It cannot be supposed that their presence ...
... acid , water , and ammonia , are not the only elements necessary for the support of vegetables . Cer- tain inorganic ... acids found in the different families of plants are of vari- ous kinds . It cannot be supposed that their presence ...
Σελίδα 32
... acid has been found in the ashes of all plants hitherto examined ; and common salt , sulphate of potash , nitre , salts of iron and copper , chloride of potassium , and other matters , may be regarded as necessary constituents of ...
... acid has been found in the ashes of all plants hitherto examined ; and common salt , sulphate of potash , nitre , salts of iron and copper , chloride of potassium , and other matters , may be regarded as necessary constituents of ...
Σελίδα 33
... acids , which were previously formed by roots , when necessary for the developement of the stem , buds , leaves , and branches . Some phyto - chemists believe that during the chemical transformations that result in plants from the ...
... acids , which were previously formed by roots , when necessary for the developement of the stem , buds , leaves , and branches . Some phyto - chemists believe that during the chemical transformations that result in plants from the ...
Άλλες εκδόσεις - Προβολή όλων
Elements of Botany: Structural, Physiological, Systematical, and Medical John Lindley Πλήρης προβολή - 1841 |
Elements of Botany, Structural, Physiological, Systematical, and Medical John Lindley Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2018 |
Συχνά εμφανιζόμενοι όροι και φράσεις
acrid Acrogens albumen Alliance anthelmintic Anthers antispasmodic apex aromatic astringent axils axis bark base bitter bracts buds called Calyx calyx and corolla Calyx inferior Capsule Carpels cathartic cells cellular tissue Class consisting corolla cotyledons dehiscence demulcent diaphoretic disk dissepiments distinct diuretic Division dotted eatable Edition embryo emetic emmenagogue employed Endogens erect Exogens febrifugal filaments fleshy albumen floral envelopes floret flower-buds Flowers hermaphrodite Flowers unisexual fragrant Fruit capsular Herbaceous plants herbs hilum hypogynous imbricated indefinite indehiscent Inflorescence irregular juice leaf leaf-buds Leaves alternate Leaves opposite Leaves without stipules medullary membranous narcotic Ovary Ovary 1-celled Ovary superior ovules pericarp Petals petiole pistil placenta poisonous Produces pungent purgative radicle resinous ripe fruit root Sepals shrubs sometimes species spiral vessels Stamens Stamens definite stem stigma style succulent sudorific Theca thecæ tonic transverse Trees or shrubs tube tubular TYPICAL USES.-The USES.-Unknown usually valvate valves vertical section vesicles whorl wood
Δημοφιλή αποσπάσματα
Σελίδα 188 - Fruit membranous or capsular, not opening, one or more seeded ; seeds with a fungous testa and a thickened indurated foramen ; embryo either in the axis of fleshy albumen and having a lateral cleft for the emission of the plumule, or at the apex of the nucleus...