fusion of, ii. [341].
Dimorphic plants, ii. [166];
conditions of reproduction in, ii. [181]-[184].
Dimorphism, reciprocal, ii. [90].
Dingo, i. 25;
variation of, in colour, i. 28;
half-bred, attempting to burrow, i. 28;
attraction of foxes by a female, i. 31;
variations of, in confinement, ii. [263].
Diœciousness of strawberries, i. 353.