diff --git a/README.md b/README.md
index 6c663cf..31812e7 100644
--- a/README.md
+++ b/README.md
@@ -30,6 +30,9 @@ Default: `false`
 ### zerotier_member_ip_assignments
 A list of IP addresses to assign this member. The member will be automatically assigned an address on the network if left out.
 
+### zerotier_member_description
+Optional desription for a member.
+
 Example Playbook
 ----------------
 
@@ -49,6 +52,24 @@ Example Inventory
 
 ```INI
     [servers]
-    web1.example.com zerotier_member_ip_assignments='["192.168.195.1", "192.168.195.2", "192.168.195.3"]'
+    web1.example.com zerotier_member_ip_assignments='["192.168.195.1", "192.168.195.2"]'
+    web2.example.com zerotier_member_ip_assignments='["192.168.195.3", "192.168.195.4"'
     db1.example.com zerotier_member_ip_assignments='["192.168.195.10"]'
+    db2.example.com zerotier_member_ip_assignments='["192.168.195.11"]'
+    db3.example.com zerotier_member_ip_assignments='["192.168.195.12"]'
+
+    [webservers]
+    web1.example.com
+    web2.example.com
+
+    [dbservers]
+    db1.example.com
+    db2.example.com
+    db3.example.com
+
+    [webservers:vars]
+    zerotier_member_description='<AppName> webserver'
+
+    [dbservers:vars]
+    zerotier_member_description='<AppName> db cluster node'
 ```
diff --git a/tasks/authorize_node.yml b/tasks/authorize_node.yml
index 52b4363..50c34e7 100644
--- a/tasks/authorize_node.yml
+++ b/tasks/authorize_node.yml
@@ -17,6 +17,7 @@
         Authorization: bearer {{ zerotier_accesstoken }}
       body:
         name: "{{ zerotier_register_short_hostname | ternary(inventory_hostname_short, inventory_hostname) }}"
+        description: "{{ zerotier_member_description | default() }}"
         hidden: false
         config:
           authorized: "{{ zerotier_authorize_member }}"