Index: wp-admin/edit-form-advanced.php
===================================================================
--- wp-admin/edit-form-advanced.php	(revision 23450)
+++ wp-admin/edit-form-advanced.php	(working copy)
@@ -332,6 +332,7 @@
 <?php
 if ( post_type_supports( $post_type, 'post-formats' ) ) {
 	$all_post_formats = get_post_format_strings();
+	$all_post_formats['standard'] = _x( 'Standard', 'Post format tab' );
 
 	echo '<h2 class="nav-tab-wrapper post-format-select">';
 
Index: wp-admin/includes/meta-boxes.php
===================================================================
--- wp-admin/includes/meta-boxes.php	(revision 23450)
+++ wp-admin/includes/meta-boxes.php	(working copy)
@@ -315,7 +315,7 @@
 			$post_formats[0][] = $post_format;
 	?>
 	<div id="post-formats-select">
-		<input type="radio" name="post_format" class="post-format" id="post-format-0" value="0" <?php checked( $post_format, '0' ); ?> /> <label for="post-format-0"><?php _e('Standard'); ?></label>
+		<input type="radio" name="post_format" class="post-format" id="post-format-0" value="0" <?php checked( $post_format, '0' ); ?> /> <label for="post-format-0"><?php _ex( 'Standard', 'Post format' ); ?></label>
 		<?php foreach ( $post_formats[0] as $format ) : ?>
 		<br /><input type="radio" name="post_format" class="post-format" id="post-format-<?php echo esc_attr( $format ); ?>" value="<?php echo esc_attr( $format ); ?>" <?php checked( $post_format, $format ); ?> /> <label for="post-format-<?php echo esc_attr( $format ); ?>"><?php echo esc_html( get_post_format_string( $format ) ); ?></label>
 		<?php endforeach; ?><br />
Index: wp-admin/options-writing.php
===================================================================
--- wp-admin/options-writing.php	(revision 23450)
+++ wp-admin/options-writing.php	(working copy)
@@ -87,7 +87,7 @@
 <th scope="row"><label for="default_post_format"><?php _e('Default Post Format') ?></label></th>
 <td>
 	<select name="default_post_format" id="default_post_format">
-		<option value="0"><?php _e('Standard'); ?></option>
+		<option value="0"><?php _ex( 'Standard', 'Post format' ); ?></option>
 <?php foreach ( $post_formats[0] as $format ): ?>
 		<option<?php selected( get_option('default_post_format'), $format ); ?> value="<?php echo esc_attr( $format ); ?>"><?php echo esc_html( get_post_format_string( $format ) ); ?></option>
 <?php endforeach; ?>