A one-sided cymose inflorescence, coiled so as to resemble a scorpion’s tail;
A two-sided cymose inflorescence, coiled so as to resemble a scorpion’s tail, with single flowers alternating right and left;
A zig-zag inflorescence with branches developed alternately on opposite sides of the rachis.
Circinate at the end (as the unilateral racemes).
Cymose and one-sided, coiled to resemble a scorpion’s tail, as in Boraginaceae.