Browse Items (5 total)
- Tags: ovoid
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Phaseolus coccineus (Scarlet Runner Bean)
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…
Surface: smooth-wrinkled
Outer wall: single
Hilum: centric
Extinction cross: bold, yet distorted medially as both y and x…
Tags: bean, ellipsoid, extinction cross, fissure, kidney shaped, longitudinal, ovoid, phaseolus, reniform, spheroid, starch grain
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 …
Tags: broad bean, ellipsoid, extinction cross, faba, non-lenticular, ovoid, polarized light, starch, starch grain, vicia
Lens culinaris (Lentil)
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:…
Surface: smooth - wrinkled
Outer wall: single
Hilum: centric
Extinction cross: bilaterally symmetrical and often diffuse (Henry et al. 2009: Table 2).
Lamellae:…
Cicer arietinum (Chickpea)
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…
Size: ~12 - 15 microns in this sample.
Surface: smooth
Outer wall: single
Hilum: centric / semi-eccentric
Extinction cross: bilaterally symmetrical, with…
Quercus sp. (Oak, acorn)
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,…
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,…
Tags: acorn, eccentric, extinction cross, fagaceae, hilum, oak, ovoid, quercus, starch, starch grain