starch grain
Plant storage body for amylose and amylopectin, 1-100um in diameter. Also contains small amounts of enzymes, amino acids, lipids and nucleic acids. The shape of the grain varies widely amongst species, but is often spherical or disk-shaped.
GO:0110165
cellular anatomical structure
is_a
GO:0009536
plastid
part_of
starch granule
exact