@ctrl-alt-nwo - Sir it's a very useful description & photography of this plant... I was little confused it with Oyster Plant Sir...I have found few information through internet...
- Common Name: bear's breeches
- Type: Herbaceous perennial
- Family: Acanthaceae
- Native Range: Southern Europe, northwestern Africa
- Zone: 7 to 10
- Height: 3.00 to 5.00 feet
- Spread: 2.00 to 3.00 feet
- Bloom Time: June to July
- Bloom Description: White (sometimes pink)
- Sun: Full sun to part shade
- Water: Medium
- Maintenance: Medium
- Flower: Showy
- Other: Thorns
Source: http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=c937
+W+
Good comment in point form.