dark-leaved varieties of trees, i. 362;

conversion of stamens into pistils in the poppy, i. 365;

variegated foliage, i. 366;

heredity of white hyacinths, i. 371, ii. [20];

changes in oaks dependent on age, i. 387;

inheritance of anomalous characters, ii. [19];

variation of plants in their native countries, ii. [256];

deciduous bushes becoming evergreen in hot climates, ii. [305];

antiquity of races of plants, ii. [429].

De Candolle, P., non-variability of monotypic genera, ii. [266];