chreoda
The illustration shows part of the epigenetic landscape with chreods, which C. H. Waddington characterized as regulated pathways of change. The chreods correspond to valleys in the landscape and lead to specific developmental end points, such as sepals, petals, stamens, and carpels in plants.
Ralph Abraham, Terence McKenna, Rupert Sheldrake:
Trialogues at the Edge of the West,
Chaos, Creativity, and the Resacralization of the World