An Introduction to Botany |
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Page 8
... whole of Mosses , Algæ , Fungi , Lichens , and the like ; it forms all the pulpy parts , the parenchyma of leaves , the pith , medullary rays , and principal part of the bark , in the stem of exogenous plants , the soft substance of the ...
... whole of Mosses , Algæ , Fungi , Lichens , and the like ; it forms all the pulpy parts , the parenchyma of leaves , the pith , medullary rays , and principal part of the bark , in the stem of exogenous plants , the soft substance of the ...
Page 12
... whole has some resemblance to the teeth of a currycomb , in the anthers of Campanula ; first noticed by Dr. Purkinje . ( Plate I. fig 18. ) 11. Fibres forming distinct arches , as seen in the anthers of Linaria cymbalaria , & c . by Dr ...
... whole has some resemblance to the teeth of a currycomb , in the anthers of Campanula ; first noticed by Dr. Purkinje . ( Plate I. fig 18. ) 11. Fibres forming distinct arches , as seen in the anthers of Linaria cymbalaria , & c . by Dr ...
Page 39
... whole length when such branches are very short , the hairs are said to be toothed or toothleted , as in the fruit of Torilis Anthris- cus ; when they are something longer , the hairs are called branched , as in the petioles of the ...
... whole length when such branches are very short , the hairs are said to be toothed or toothleted , as in the fruit of Torilis Anthris- cus ; when they are something longer , the hairs are called branched , as in the petioles of the ...
Page 43
... , and covering closely the whole surface upon which they appear . In other words , they are elevated , distended cellules of the cuticle . The presence of papillæ upon the leaves of CHAP . II . COMPOUND ORGANS IN FLOWERING PLANTS . 43.
... , and covering closely the whole surface upon which they appear . In other words , they are elevated , distended cellules of the cuticle . The presence of papillæ upon the leaves of CHAP . II . COMPOUND ORGANS IN FLOWERING PLANTS . 43.
Page 45
... whole enclosed within a cuticle . The manner in which these parts are arranged with respect to each other will be explained hereafter . The more immediate subject of consideration must be the parts that are common to all stems . 1. Of ...
... whole enclosed within a cuticle . The manner in which these parts are arranged with respect to each other will be explained hereafter . The more immediate subject of consideration must be the parts that are common to all stems . 1. Of ...
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Common terms and phrases
acid Adolphe Brongniart albumen anther apex appearance appendages arrangement axis bark base become body botanists bractea branches Brown buds called calyx Cand Candolle carpella cavity cells cellular tissue cellules centre chalaza characters Class colour common Compositæ compound considered consists corolla cotyledons cuticle dehiscence developed dicotyledons direction disk dissepiments distinct distinguished ducts earth elongated embryo exist extremely filament fleshy flowers fluid fructification fruit genera genus granules hairs hilum indehiscent inflorescence integuments kind latter leaf leaflets leaves Linnæus lobes margin medullary rays membrane Mirb Mirbel modifications monocotyledons nature observed organs ovarium ovula ovulum oxygen parenchyma peculiar pericarpium petals petiole pistillum pith placenta plants Plate plumula pollen produced racters radicle receptacle remarkable roots seed sepals separate side sometimes species spiral vessels sporules stamens stem stigma stomata structure substance surface term terminating testa tree tube valves vascular vegetation veins wood woody fibre
Popular passages
Page 6 - Thysanotus fasciçularii, the flowers of which are of a deep brilliant violet, with a remarkably satiny lustre, that appearance will be found to arise from each particular cell containing a single drop of...
Page 217 - ... in its substance, and of evaporating pores on its surface, enables the crude fluid sent from the roots to be elaborated and digested until it becomes the peculiar secretion of the species; the contraction of a branch and its leaves forms a flower ; the disintegration of the internal tissue of a petal forms an anther; the folding inwards of a leaf is sufficient to constitute a...
Page 525 - ... verging to green. Again, the ranunculus, which is originally of an intense yellow, sports into scarlet, red, purple, and almost any colour but blue. White flowers, which have a tendency to produce red, will never sport to blue, although they will to yellow ; the rose, for example, and chrysanthemums. It is also probable that white flowers with a tendency to produce blue, will not vary to yellow.