<fDescr>

<fDescr> (descripción de rasgo (en FSD)) describe en prosa qué respresenta el rasgo que se declara y sus valores. [18.11 Feature System Declaration]
Módulo iso-fs — Feature Structures
Atributos att.global (@xml:id, @n, @xml:lang, @xml:base, @xml:space) (att.global.rendition (@rend, @style, @rendition)) (att.global.linking (@corresp, @synch, @sameAs, @copyOf, @next, @prev, @exclude, @select)) (att.global.analytic (@ana)) (att.global.facs (@facs)) (att.global.change (@change)) (att.global.responsibility (@cert, @resp)) (att.global.source (@source))
Contenido en
iso-fs: fDecl
Puede contener
core: abbr address bibl biblStruct choice cit date desc distinct email emph expan foreign gloss hi label list listBibl measure measureGrp mentioned name num ptr q quote ref rs said soCalled stage term time title unit
dictionaries: lang
drama: camera caption castList move sound tech view
figures: table
header: biblFull idno
msdescription: catchwords depth dim dimensions height heraldry locus locusGrp material msDesc objectType origDate origPlace secFol signatures stamp watermark width
namesdates: addName affiliation bloc climate country district forename genName geo geogFeat geogName listEvent listNym listObject listOrg listPerson listPlace listRelation location nameLink objectName offset orgName persName persPronouns placeName population region roleName settlement state surname terrain trait
tagdocs: att classSpec code constraintSpec dataSpec eg egXML elementSpec gi ident listRef macroSpec moduleSpec outputRendition specGrp specGrpRef tag val
textcrit: listApp listWit
textstructure: floatingText
transcr: am ex subst
datos de caracteres
Nota

May contain character data, phrase-level elements, and inter-level elements.
Ejemplo
<fDecl name="INV">
 <fDescr>inverted sentence</fDescr>
 <vRange>
  <vAlt>
   <binary value="true"/>
   <binary value="false"/>
  </vAlt>
 </vRange>
 <vDefault>
  <binary value="false"/>
 </vDefault>
</fDecl>
Content model 
<content>
 <macroRef key="macro.limitedContent"/>
</content>
Declaración 
<rng:element name="fDescr">
 <rng:ref name="att.global.attributes"/>
 <rng:ref name="att.global.rendition.attributes"/>
 <rng:ref name="att.global.linking.attributes"/>
 <rng:ref name="att.global.analytic.attributes"/>
 <rng:ref name="att.global.facs.attributes"/>
 <rng:ref name="att.global.change.attributes"/>
 <rng:ref name="att.global.responsibility.attributes"/>
 <rng:ref name="att.global.source.attributes"/>
 <rng:ref name="macro.limitedContent"/>
</rng:element>
element fDescr
{
   att.global.attributes,
   att.global.rendition.attributes,
   att.global.linking.attributes,
   att.global.analytic.attributes,
   att.global.facs.attributes,
   att.global.change.attributes,
   att.global.responsibility.attributes,
   att.global.source.attributes,
   macro.limitedContent
}