So gestaltet sich der mittlere Verlauf bei der Selbstbefruchtung der Hybriden, wenn in denselben zwei differirende Merkmale vereinigt sind.
In this way the average course takes form during self-fertilisation of hybrids, if two differing traits are united in the same.
average course takes form = gestaltet sich der mittlere Verlauf Literally, sich gestalten means “to shape or design itself”, implying a developmental process. Verlauf equally designates more than just a sequence of events; a story has a Verlauf.
self-fertilisation = Selbstbefruchtung See p. 6, s. 2.
differing = differirende See p. 5, s. 5.
united = vereinigt Sherwood has “associated”; see p. 41, s. 6.