Table 1: Shape, size, and formation of starch granules in different tissues of G. biloba seeds.

TissuesStarch granule shapeStarch granule diameterLocation of starch granules

TestaRound, elliptical, irregularType B: 5-6 μmPlastid
Type C: 2-3 μm

Type A: 15–25 μm
EndospermRound, elliptical, irregularType B: 5–8 μmPlastid
Type C: 5 μm

EmbryoElliptical, irregularType C: 2-3 μmPlastid