Lessons in Elementary Botany: The Part of Systematic Botany Based Upon Material Left in Manuscript by the Late Professor HenslowMacmillan, 1878 - 300 páginas |
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Página 1
... flowers . The receptacle of the flower . 5. The sepals ; forming the calyx . 6. The petals ; forming the corolla . 7. The stamens ; bearing anthers which contain pollen - grains . The stamens are hypogynous . 8. The carpels ; each ...
... flowers . The receptacle of the flower . 5. The sepals ; forming the calyx . 6. The petals ; forming the corolla . 7. The stamens ; bearing anthers which contain pollen - grains . The stamens are hypogynous . 8. The carpels ; each ...
Página 4
... flower . All the branches , also , end in flowers or flower - buds . The stem , we find , ascends ; is coloured green , and is herbaceous in texture ; it bears foliage - leaves and ends in a flower . 3. FOLIAGE - LEAVES . - I use the ...
... flower . All the branches , also , end in flowers or flower - buds . The stem , we find , ascends ; is coloured green , and is herbaceous in texture ; it bears foliage - leaves and ends in a flower . 3. FOLIAGE - LEAVES . - I use the ...
Página 5
... flower , so that all the parts are in close juxtaposition . This is characteristic of flowers . The top of the flower- bearing stem , from which the flower - leaves collectively spring , is called the receptacle , or floral receptacle ...
... flower , so that all the parts are in close juxtaposition . This is characteristic of flowers . The top of the flower- bearing stem , from which the flower - leaves collectively spring , is called the receptacle , or floral receptacle ...
Página 6
... flower , five separate outer leaves arranged in a whorl ; small , coloured yellow , and either spreading or sharply ... flower are singly termed calyx- leaves or Sepals ; together they form the Calyx of the flower . The sepals being free ...
... flower , five separate outer leaves arranged in a whorl ; small , coloured yellow , and either spreading or sharply ... flower are singly termed calyx- leaves or Sepals ; together they form the Calyx of the flower . The sepals being free ...
Página 17
... flower . 6. Characters are derived from the reproductive organs , which form the principal practical basis of classification . I. WE E have already seen in the case of our butter- cup that the flower results in a head of fruit- carpels ...
... flower . 6. Characters are derived from the reproductive organs , which form the principal practical basis of classification . I. WE E have already seen in the case of our butter- cup that the flower results in a head of fruit- carpels ...
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Lessons in Elementary Botany, the Part of Systematic Botany Based Upon ... Daniel Oliver Sin vista previa disponible - 2015 |
Términos y frases comunes
2-celled achene Adhesion albuminous antheridia anthers apocarpous archegonia arranged axils bearing blade bracts branches British genus bundles Buttercup called calyx Cambridge carpels cells cellular characters coherent Cohesion College coloured common consists containing corolla cotyledons Crown 8vo dehiscing developed Dicotyledons Division Edition ELEMENTARY TREATISE embryo enlarged Epigynous Epipetalous erect exalbuminous examined Extra fcap Family fcap Fellow filaments florets flower-heads foliage-leaves fruit Gamopetalous Gamosepalous genera glumes Hypogynous I-celled indefinite Inferior inflorescence involucre irregular leaf leaves lobes minute Monocotyledons Natural Order numerous Illustrations OBSERVE Orchis Organ outer ovary ovule pedicels peduncle Pentandrous perianth pericarp Perigynous petals petiole pistil pistil syncarpous placenta plants pollen pollen-grains Polypetalous Polysepalous Professor radicle revised rhizome ripe root School section of flower seeds sepals sheathing shrub solitary species specimens spikelet sporange spores stamens stem stigma structure succulent Superior Syncarpous termed terminal thickened tissue tree tropical Type-Common umbel usually Wheat whorl wood woody
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