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
... fruit ; seed ; embryo and albumen . 10. A summary of the parts examined . GA ' ATHER , first of all , a specimen of the Common Buttercup . There are at least three different plants included under this name , almost equally common in ...
... fruit ; seed ; embryo and albumen . 10. A summary of the parts examined . GA ' ATHER , first of all , a specimen of the Common Buttercup . There are at least three different plants included under this name , almost equally common in ...
Página 8
... fruit- carpel ( achene ) of Buttercup , contain- ing one seed . FIG . 7. - Longitudinal section of a seed of Buttercup , showing the minute embryo at the base of the albumen . the heads of carpels ( pistils ) remaining . The pistil here ...
... fruit- carpel ( achene ) of Buttercup , contain- ing one seed . FIG . 7. - Longitudinal section of a seed of Buttercup , showing the minute embryo at the base of the albumen . the heads of carpels ( pistils ) remaining . The pistil here ...
Página 9
... fruit - carpels ; the carpel will decay away , and the seed , under favour- able circumstances , will germinate and grow up into a buttercup plant . 10. You ought now to have a good idea of a buttercup , so far as its general structure ...
... fruit - carpels ; the carpel will decay away , and the seed , under favour- able circumstances , will germinate and grow up into a buttercup plant . 10. You ought now to have a good idea of a buttercup , so far as its general structure ...
Página 17
... fruit- carpels , each carpel containing a seed . The seed we found to contain the minute germ of a future buttercup , which we called the embryo . As it is the special function of all the leaves which compose the flower to contribute to ...
... fruit- carpels , each carpel containing a seed . The seed we found to contain the minute germ of a future buttercup , which we called the embryo . As it is the special function of all the leaves which compose the flower to contribute to ...
Página 18
... fruit . But they do not generally fall until after an important function has been accom- plished by the stamens , either of the same flower , or of another flower of the same kind of buttercup . This function we shall briefly refer to ...
... fruit . But they do not generally fall until after an important function has been accom- plished by the stamens , either of the same flower , or of another flower of the same kind of buttercup . This function we shall briefly refer to ...
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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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