Plugins form field type
From Joomla! Documentation
Provides a dropdown list of plugin options from the folder.
- name (mandatory) is the unique name of the parameter.
- type (mandatory) must be plugin.
- folder (mandatory) editor or captcha.
- label (mandatory) (translatable) is the descriptive title of the field.
- description description text for the form field.
Example XML Definition:
<field name="editor" type="plugins" folder="editors"
description="COM_USERS_USER_FIELD_EDITOR_DESC"
label="COM_USERS_USER_FIELD_EDITOR_LABEL" >
<option value="">JOPTION_USE_DEFAULT</option>
</field>