wood_ray_parenchyma_fraction

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• Label: Wood ray parenchyma fraction
• Entity URI: https://w3id.org/APD/traits/trait_0013164
• Type: numeric
• Definition: A vascular tissue morphology trait [TO:0000470] which is the fraction of a cross-section [NCIT:C63795] of sapwood [PO:0004513] comprised of ray secondary xylem parenchyma cells [PO:0004534], calculated as the ratio [PATO:0001470] of total ray parenchyma cross-sectional area [PATO:0001323] to sapwood cross-sectional area.;The fraction of a cross-section of sapwood comprised of rays. It is calculated as the ratio of total ray cross-sectional area to sapwood cross-sectional area.
• Additional comments: None
• units: mm2/mm2
• allowable range: 0.01 - 1 mm2/mm2

See the AusTraits Plant Dictionary (https://w3id.org/APD/traits/trait_0013164) for additional information about this trait.

Coverage

For this trait, AusTraits includes a total of 434 records. This includes:

• data for 111 species.
• data for 33 families.
• data from 4 datasets (see the portal Citations tab for a list of sources)