. The elements of structural botany [microform] : with special reference to the study of Canadian plants, to which is added a selection of examination papers. Plant anatomy; Botany; Plantes; Botanique. 32 ELEMENTS OF STRUCTURAL sepals of Sweet- Brier are not en- tirely distinct; their lower halves cohere to form a tube, and tlie ca- lyx is therefore gamoseijalous. The corolla con- sists of five sepa- rate petals of the same size and sha^yC, and is therefore both regular and poly- vig. 43. petalous. The e'n > -iiO very numerous, and sepai ate from each other. As in the Pea and t
. The elements of structural botany [microform] : with special reference to the study of Canadian plants, to which is added a selection of examination papers. Plant anatomy; Botany; Plantes; Botanique. 32 ELEMENTS OF STRUCTURAL sepals of Sweet- Brier are not en- tirely distinct; their lower halves cohere to form a tube, and tlie ca- lyx is therefore gamoseijalous. The corolla con- sists of five sepa- rate petals of the same size and sha^yC, and is therefore both regular and poly- vig. 43. petalous. The e'n > -iiO very numerous, and sepai ate from each other. As in the Pea and the WilLw-herb, so in this flower they will be found to be attached lo ilie calyx. They are, therefore, perit/i/nons. 44. To understand the construction of the pistil, y* u must make a vertical section through the rouni'ish green mass which you will find on the under side of the flower. You will then have presented to you some such appearance as that in Fig. 44. The green mass, you will observe, is hollow. Its outer covering is simply the con- tinuation of the calyx-tube. The Fig- 44. linintj of this calyx-tube h the receptacle of the flouer ; <o it are attached the separate carpels which together. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Macoun, John, 1831-1920; Spotton, H. B. (Henry Byron), 1844-1933. Toronto : W. J. Gage
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectbotany, booksubjectpl
