 It is an astonishing fact that self-fertilisation should not have been an habitual occurrence. It apparently demonstrates to us that there must be something injurious in the process. Nature thus tells us, in the most emphatic manner, that she abhors perpetual...  Quarterly Journal of Microscopical Science - Seite 2911862Vollansicht - Über dieses Buch
 | Charles Darwin - 1862 - 390 Seiten
...incomparably safer process than the transportal of the pollen from flower to flower. It is an astonishing fact that self-fertilisation should not have been an habitual...manner, that she abhors perpetual self-fertilisation. This conclusion seems to be of high importance, and perhaps justifies the lengthy details given in... | |
 | Henry Allon - 1862 - 512 Seiten
...transportal of ' the pollen from flower to flower. It is an astonishing fact that ' self-fertilization should not have been an habitual occurrence. It '...apparently demonstrates to us that there must be something inju' rious in the process. Nature tells us, in the most emphatic manner, * that she abhors perpetual... | |
 | 1863 - 648 Seiten
...transportal of the pollen from flower to flower. It is an astonishing fact that self-fertalization should not have been an habitual occurrence. It apparently...the most emphatic manner, that she abhors perpetual self-fertilization. This conclusion seems to be of high importance, and perhaps justifies the lengthy... | |
 | 1863 - 376 Seiten
...transportal of the pollen from flower to flower. It is an astonishing fact that self-fertilization should not have been an habitual occurrence. It apparently...injurious in the process. Nature thus tells us, in the 25* most emphatic manner, that she abhors perpetual self-fertilizaúion. This conclusion seems to be... | |
 | 1864
...des cas extrêmes dans lesquels la fécondation propre est généralement impossible, dit : « Nature tells us, in the most » emphatic manner, that she abhors perpetual self-fertilisation » (On the various contriv. by which Orchids are fertilized, etc., p. 359), la nature elle-même, et... | |
 | Gilbert William Child - 1868 - 168 Seiten
...transpo1tal of the pollen from flower to flower. It is an astonishing fact that self-fertilization should not have been an habitual occurrence. It apparently...the most emphatic manner, that she abhors perpetual self-fertilization. This conclusion seems to be of high importance, and perhaps justifies the lengthy... | |
 | 1863 - 376 Seiten
...transportal of the pollen from flower to flower. It is an astonishing fact that self-fertilization should not have been an habitual occurrence. It apparently...injurious in the process. Nature thus tells us, in the 25* most emphatic manner, that she abhors perpetual self-fertilizaaon. This conclusion seems to be... | |
 | Hoite Rienks van der Ley - 1871 - 138 Seiten
...evenredig aan het vierkant van den afstand. XIX. De waarheid van de uitspraak van Darwin : »Nature tells us in the most emphatic manner, that she abhors perpetual self-fertilisation ," is ook voor het plantenrijk bewezen. XX. Spiegelijzer is eene verbinding van koolstof met ijzer.... | |
 | Alfred Henry Huth - 1875 - 484 Seiten
...fact that self-fertilization should not have been an habitual occurrence. It apparently demonstrates that there must be something injurious in the process....the most emphatic manner, that she abhors perpetual self-fertilization." a The reason that these orchids habitually cross by means of insects cannot be... | |
 | Charles Darwin - 1877 - 482 Seiten
...of which fact I have elsewhere given direct proof. It is hardly an exaggeration to say that Nature tells us, in the most emphatic manner, that she abhors perpetual self-fertilisation. INDEX. Aeerae anthropophora, 26; pollentubes, 258 longibracteata, 26 , monstrous flowers, 255 Acianthus... | |
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