Weakly defined variable symbols are with 'V' and 'v'.

For example, grave goods rarely vary between individuals, which shows that social levels were weakly defined.

There is a weakly defined yellow costal patch present apically.

There are four weakly defined varieties of Ceanothus integerrimus.

The crosslines are weakly defined, except for the dark brown, waved subterminal line and the fringes.

The crosslines are weakly defined, except the prominent, black antemedial line.

The terminal line on the hindwing is weakly defined.

If a postocular stripe is present, it is weakly defined, especially in large adults.

The glabella and small basal lobes are weakly defined.

These subspecies intergrade and are only weakly defined.