. On British wild flowers considered in relation to insects. Flowers; Fertilization of plants by insects; Plants. 136 SCROPHULARIA. [chap. nigrum, however, according to Ga;rtner, cannot be fertilised by its own pollen. The genus Scrophularia, from which the family takes its name, is remarkable in many respects. From the general arrangement of the blossom in flowers of the Labiate form, the pistil could hardly occupy any other position than the central median. FiG. 99.—Scrophiilat ia nodosa. line, and a fifth stamen would accordingly be in the way. It has therefore disappeared, though Miiller m
. On British wild flowers considered in relation to insects. Flowers; Fertilization of plants by insects; Plants. 136 SCROPHULARIA. [chap. nigrum, however, according to Ga;rtner, cannot be fertilised by its own pollen. The genus Scrophularia, from which the family takes its name, is remarkable in many respects. From the general arrangement of the blossom in flowers of the Labiate form, the pistil could hardly occupy any other position than the central median. FiG. 99.—Scrophiilat ia nodosa. line, and a fifth stamen would accordingly be in the way. It has therefore disappeared, though Miiller mentions that he once found one in Lamiitm album. In Scr. nodosa (Fig. 99"), however, the four normal stamens and the pistil occupy the lower side of the flower, and the presence of a fifth stamen, even if useless, is under these circumstances not injurious. A rudimentary fifth stamen is, in fact, habitually. 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 Lubbock, John, Sir, 1834-1913. London, Macmillan and Co.
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectflowers, booksubjectp
