xcal:description

Element Information

Model

Attributes

QName Type Fixed Default Use Inheritable Annotation
xml:lang xs:language optional 
In due course, we should install the relevant ISO 2- and 3-letter
codes as the enumerated possible values . . .

Source 

<xsd:element name="description">
  <xsd:complexType mixed="true">
    <xsd:attribute ref="xml:lang"/>
  </xsd:complexType>
</xsd:element>

Sample