related: development of vegetatively propogated organs
related: rice growth stage-5
related: sorghum growth stage-6
Definition
An inflorescence detectable phase characterized by a swelling of the flag leaf sheath, caused by an increase in the size of the inflorescence as it grows up the leaf sheath. [source: GR:Pankaj_Jaiswal]
Comment
Booting is a term used specifically for grasses (Poaceae).