morettolss

Add a Google+ (Plus) badge whene hover the user name, like plus.google.com. 
Check out an example here http://www.alessiomoretto.com/google-badge-per-gli-utenti-plugin-wordpress/
Usage: use a shortcode like: [gplusnamelink id=”ID” name=”WORD”]
Where id is the ID of the user (go to user profile and get the number) and word the text linked.
<h3>Donations</h3>
with PayPal on morettolss@gmail.com

Google+ Link Name

Add a Google+ (Plus) badge whene hover the user name, like plus.google.com.

Alex Moss

Google+ comments was introduced in April 2013 to blogger.com users. This plugin lets you add Google+ comments to your WordPress site!
Simply install the plugin and follow the instructions on the Settings page.
<ul>
<li><a href="http://3doordigital.com/wordpress/plugins/google-plus-comments/" rel="nofollow ugc">Google+ Comments</a> Plugin homepage.</li>
<li>More <a href="http://3doordigital.com/wordpress/plugins/" rel="nofollow ugc">WordPress Plugins</a>.</li>
</ul>
You can also insert the comment box as a shortcode into any post, page or template and use your own settings for each time you do it! Simply use the shortcode [gp-comments]

Google+ Comments

The Google+ Comments WordPress plugin makes it easier for you to setup, administer and customise Google+ comments from your WordPress site.

Google+ Link Name vs Google+ Comments