Browse Items (5 total)

P_coccineus_40x_starch_1a.jpg
Shape: ovoid - ellipsoid / kidney shaped (reniform) starch grains and sphere shaped starch grains (transitory)
Surface: smooth-wrinkled
Outer wall: single
Hilum: centric
Extinction cross: bold, yet distorted medially as both y and x…

v_faba_windsor_broad_40x_starch_1a.jpg
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 …

lens_culin_starch_40x_3a.jpg
Shape: ovoid and sometimes kidney shaped/reniform (non-lenticular)
Surface: smooth - wrinkled
Outer wall: single
Hilum: centric
Extinction cross: bilaterally symmetrical and often diffuse (Henry et al. 2009: Table 2).
Lamellae:…

cicer_starch_40x_1a.jpg
Shape: ovoid / spherical starch grains (non-lenticular). Some forms were almost reniform.
Size: ~12 - 15 microns in this sample.
Surface: smooth
Outer wall: single
Hilum: centric / semi-eccentric
Extinction cross: bilaterally symmetrical, with…

quercus sp. 10 starch from seed.png
Shape: ovoid starch grains
Surface: smooth
Outer wall: single
Hilum: semi-eccentric
Extinction cross: bent arms
Lamellae: absent
Fissures: small longitudinal natural fissure

Plant part: nut

Supporting literature:
Weber, S. and Price,…
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