In botany, available space theory (also known as first available space theory) explains why leaves on most plant stems are arranged in predictable spiral patterns rather than randomly scattered. The theory states that the location of a new leaf on a stem is determined by the physical space between existing leaves.
In botany, available space theory (also known as first available space theory) explains why leaves on most plant stems are arranged in predictable spiral patterns rather than randomly scattered. The theory states that the location of a new leaf on a stem is determined by the physical space between existing leaves.
Source: Wikipedia "Available space theory" · CC BY-SA 4.0
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