Sextonia rubra (Mez) van der Werff -

Sextonia rubra (Mez) van der Werff

Porosity : Wood diffuse-porous
Vessel arangement : Other vessel arangement
Vessel groupings : Other vessel groupings
Perforation plates : Simple perforation plates
Scalariform perforation plates : non applicable
Vessels per square millimetre : 5 - 20 vessels per square millimetre
Fibres : Septate fibres present ; Non-septate fibres present
Axial parenchyma : Paratracheal axial parenchyma
Apotracheal axial parenchyma : non applicable
Paratracheal axial parenchyma : Axial parenchyma vasicentric ; Axial parenchyma aliform ; Axial parenchyma confluent ; Axial parenchyma unilateral paratracheal
Axial parenchyma aliform : Axial parenchyma lozenge-aliform
Banded parenchyma : non applicable
Ray width : Ray width 1 to 3 cells
Ray height : Ray height < 1mm
Rays of two distinct sizes : Rays of one size
Rays: cellular composition : Body ray cells procumbent with one row of upright and / or square marginal cells
Sheath cells : Sheath cells absent
Tile cells : Tile cells absent
Rays per millimetre : 4-12 / mm
Storied structure : No storied structure
Oil and mucilage cells : Oil and / or mucilage cells associated with axial parenchyma
Intercellular canals : Absent
Laticifers or tanniniferous tubes : Absent
Cambial variants : Absent
Prismatic crystals : Absent
Prismatic crystals present : non applicable
Druses : Absent
Druses present : non applicable
Silica : Silica bodies absent
Silica bodies present : non applicable