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 3
... less buried in the soil , the stem is coloured green , and not being woody we may speak of it as herbaceous . It bears several foliage - leaves arranged on different sides of the stem . The lower ones spring in a tuft from its base ...
... less buried in the soil , the stem is coloured green , and not being woody we may speak of it as herbaceous . It bears several foliage - leaves arranged on different sides of the stem . The lower ones spring in a tuft from its base ...
Página 4
... less sheathing , and the blade is much divided into deep segments , which again are further more or less lobed . The upper leaves , obviously springing from the stem , may be described as cauline . Being destitute of petioles , they are ...
... less sheathing , and the blade is much divided into deep segments , which again are further more or less lobed . The upper leaves , obviously springing from the stem , may be described as cauline . Being destitute of petioles , they are ...
Página 7
... less distinct , along the face ( inner side ) . These grooves divide the anther into two lobes , right and left . anther be ripe , each of these lobes will split open near the outer edge , allowing certain fine powdery grains which it ...
... less distinct , along the face ( inner side ) . These grooves divide the anther into two lobes , right and left . anther be ripe , each of these lobes will split open near the outer edge , allowing certain fine powdery grains which it ...
Página 9
... less , and terminates in the head of coloured leaves forming the flower . Root and Stem , therefore , we find opposed to each other in the directions which they respectively take , as well as in several points of structure . Together ...
... less , and terminates in the head of coloured leaves forming the flower . Root and Stem , therefore , we find opposed to each other in the directions which they respectively take , as well as in several points of structure . Together ...
Página 12
... less , the leaves and stem , recovering their tension , become firmer and more nearly like their original state . This experiment shows us , further , that water supplied to a fading buttercup enables it to recover . Reflecting upon ...
... less , the leaves and stem , recovering their tension , become firmer and more nearly like their original state . This experiment shows us , further , that water supplied to a fading buttercup enables it to recover . Reflecting upon ...
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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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