Browse Items (23 total)
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Avena sativa (Oat)
Shape: Faceted Lenticular - angular/circular in plan view, biconvex in side view.
Surface: smooth
Outer wall: single
Hilum: centric
Extinction cross: radially symmetrical, bold
Lamellae: absent
Fissures: absent
Plant part: grain
Diagnostic…
Surface: smooth
Outer wall: single
Hilum: centric
Extinction cross: radially symmetrical, bold
Lamellae: absent
Fissures: absent
Plant part: grain
Diagnostic…
Tags: avena, centric hilum, extinction cross, faceted, oat, polarized light, sativa, starch, starch grain
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…
Equisetum arvense (Field/Common Horsetail)
Stomata and epidermal phytoliths.
Stomata and epidermal cells are diagnostic at the genus level (Equisetum). Epidermal cells feature "granulate surfaces and elevated projections along the edges" (Morris et al. 2009: 346; Piperno…
Stomata and epidermal cells are diagnostic at the genus level (Equisetum). Epidermal cells feature "granulate surfaces and elevated projections along the edges" (Morris et al. 2009: 346; Piperno…
Equisetum fluviatile (Water Horsetail)
Articulated epidermal and stomata cells.
Stomata and epidermal cells are diagnostic at the genus level (Equisetum). Epidermal cells feature "granulate surfaces and elevated projections along the edges" (Morris et al. 2009: 346; Piperno…
Stomata and epidermal cells are diagnostic at the genus level (Equisetum). Epidermal cells feature "granulate surfaces and elevated projections along the edges" (Morris et al. 2009: 346; Piperno…
Hordeum vulgare (var. Bere) (Barley)
Elongate dendritic long cells (multi-cellular articulated) - Diagnostic
Plant part: cereal inflorescence
Plant part: cereal inflorescence
Tags: articulated, bere, dendritic, diagnostic, elongate, epidermal, hordeum, modern, multicellular, phytolith, sheet, skeleton, vulgare
Hordeum vulgare (var. Bere) (Barley)
Shape: Lenticular - Circular/sub-circular in plan view, biconvex in side view.
Surface: smooth, sometimes with very faint dimples. Surface facets may be present, or a slight indentation at the hilum.
Outer wall: single
Hilum: centric &…
Surface: smooth, sometimes with very faint dimples. Surface facets may be present, or a slight indentation at the hilum.
Outer wall: single
Hilum: centric &…
Tags: barley, bere, extinction cross, grain, hilum, hordeum, lenticular, starch, vulgare
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:…
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