Those who survey the work done in this department will arrive atthe conviction that among all the numerous experiments made, notone has been carried out to such an extent and in such a way as tomake it possible to determine the number of different forms underwhich the offspring of the hybrids appear, or to arrange these formswith certainty according to their separate generations, or definitely toascertain their statistical relations.It requires indeed some courage to undertake a labor of such far–reaching extent; this appears, however, to be the only right way bywhich we can finally reach the solution of a question the importanceof which cannot be overestimated in connection with the history of theevolution of organic forms.The paper now presented records the results of such a detailedexperiment. This experiment was practically confined to a small plantgroup, and is now, after eight years’ pursuit, concluded in allessentials. Whether the plan upon which the separate experimentswere conducted and carried out was the best suited to attain the
Those who survey the work done in this department will arrive atthe conviction that among all the numerous experiments made, notone has been carried out to such an extent and in such a way as tomake it possible to determine the number of different forms underwhich the offspring of the hybrids appear, or to arrange these formswith certainty according to their separate generations, or definitely toascertain their statistical relations.It requires indeed some courage to undertake a labor of such far–reaching extent; this appears, however, to be the only right way bywhich we can finally reach the solution of a question the importanceof which cannot be overestimated in connection with the history of theevolution of organic forms.The paper now presented records the results of such a detailedexperiment. This experiment was practically confined to a small plantgroup, and is now, after eight years’ pursuit, concluded in allessentials. Whether the plan upon which the separate experimentswere conducted and carried out was the best suited to attain the<BR>
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