<form action="#" method="post" {{form_enctype(form)}}>

{% for subform in form.localizedData %}
<section>
<label>Section {{ subform.vars["label"] }}</label>

<h2>Titre</h2><br />
{{ form_widget(subform.title) }}<br />
<h2>Description</h2><br />
{{ form_widget(subform.description) }}<br />
</section>
{% endfor %}

{{ form_rest(form) }}
<input type="submit" value="Okaaaaaaaaaaaaaay" />
</form>