leaf_glaucousness

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• Label: Leaf glaucousness
• Entity URI: https://w3id.org/APD/traits/trait_0011360
• Type: categorical
• Definition: A leaf morphology trait [TO:0000748] which is the presence or absence of epicuticular wax [PO:0025388] on the leaf lamina [PO:0020039] of a fully expanded adult phase leaf [PO:0006340], giving the leaf lamina surface a white-coloured [PATO:0000014] or blue-coloured waxy [PATO:0002384] appearance, termed glaucous.;Variable describing whether mature adult phase leaves have a glaucous appearance, the colour due to being covered with a smooth, usually whitish to bluish epicuticular wax that can easily be rubbed off.
• Additional comments: The accompanying methods should specify if the trait was scored on the upper (adaxial) or lower (abaxial) surface of the leaf; in the absence of any notes, it is assumed the trait was scored on the upper (adaxial) leaf surface.
• Allowed values:

  value	description
  glaucous	Mature (fully expanded) leaves on adult plants have a waxy coating, giving them a glaucous appearance. (Synonyms, waxy bloom, pruinose)
  not_glaucous	Mature (fully expanded) leaves on adult plants do not have a glaucous appearance.

See the AusTraits Plant Dictionary (https://w3id.org/APD/traits/trait_0011360) for additional information about this trait.

Coverage

For this trait, AusTraits includes a total of 3,745 records. This includes:

• data for 2,170 species.
• data for 129 families.
• data from 9 datasets (see the portal Citations tab for a list of sources)