Unpublished draft

Indeterminate growth

Indeterminate growth is a life-history pattern in which an organism continues to increase in size even after reaching adulthood, instead of reaching a fixed adult size. The opposite extreme, a fixed-cell-count in adulthood, is eutely.

Spathoglottis plicata (Philippine ground orchid) with an indeterminate raceme: fruits mature below while new flowers continue to form toward the growing tip. Photo by Eric Guinther, Wikimedia Commons, CC BY-SA 3.0.

Definition and variation

The growth classification applies at more than one biological scale. A flowering shoot can be indeterminate even though the plant bearing it eventually dies. In life-history biology, the unit being classified is the whole organism