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Vicia faba (Broad Bean)
Shape: ovaoid / ellipsoid starch grains (non-lenticular).
Surface: smooth-wrinkled
Outer wall: single
Hilum: centric
Extinction cross: bold, often with more than 4 arms
Lamellae: absent (rarely visible)
Fissures: present - often longitudinal …
Surface: smooth-wrinkled
Outer wall: single
Hilum: centric
Extinction cross: bold, often with more than 4 arms
Lamellae: absent (rarely visible)
Fissures: present - often longitudinal …
Zea mays (Haudenosaunee White Corn - dried)
Shape: polygonal and spheroid (transitory)
Surface: rugose
Outer wall: double
Hilum: centric, often open
Extinction cross: well defined, arms are straight or slightly bent (reflecting uneven surface)
Lamellae: absent
Fissures: present -…
Surface: rugose
Outer wall: double
Hilum: centric, often open
Extinction cross: well defined, arms are straight or slightly bent (reflecting uneven surface)
Lamellae: absent
Fissures: present -…