In four out of the five pots a crossed plant flowered first.
Borago officinalis.
In both pots a crossed plant flowered first.
Petunia violacea (Second Generation).
In all three pots a crossed plant flowered first.
Nicotiana tabacum.
A plant derived from a cross with a fresh stock flowered before any one of the self-fertilised plants of the fourth generation, in fifteen out of the sixteen pots.
Cyclamen persicum.
During two successive seasons a crossed plant flowered some weeks before any one of the self-fertilised in all four pots.
Primula veris (equal-styled var.)